diff --git a/api/controllers/common/fields.py b/api/controllers/common/fields.py
index b52f41b5413..bda3b4b0421 100644
--- a/api/controllers/common/fields.py
+++ b/api/controllers/common/fields.py
@@ -475,6 +475,7 @@ class Parameters(BaseModel):
     speech_to_text: FeatureToggleObject
     text_to_speech: TextToSpeechObject
     retriever_resource: FeatureToggleObject
+    show_thoughts: FeatureToggleObject = Field(default_factory=lambda: {"enabled": False})
     annotation_reply: FeatureToggleObject
     more_like_this: FeatureToggleObject
     user_input_form: UserInputFormList
diff --git a/api/core/app/app_config/common/parameters_mapping/__init__.py b/api/core/app/app_config/common/parameters_mapping/__init__.py
index 68686ceda65..a8c2e8f7a7a 100644
--- a/api/core/app/app_config/common/parameters_mapping/__init__.py
+++ b/api/core/app/app_config/common/parameters_mapping/__init__.py
@@ -24,6 +24,7 @@ class AppParametersDict(TypedDict):
     speech_to_text: FeatureToggleDict
     text_to_speech: FeatureToggleDict
     retriever_resource: FeatureToggleDict
+    show_thoughts: FeatureToggleDict
     annotation_reply: FeatureToggleDict
     more_like_this: FeatureToggleDict
     user_input_form: list[dict[str, Any]]
@@ -36,7 +37,9 @@ def get_parameters_from_feature_dict(
     *, features_dict: Mapping[str, Any], user_input_form: list[dict[str, Any]]
 ) -> AppParametersDict:
     """
-    Mapping from feature dict to webapp parameters
+    Map a feature mapping and input form to webapp parameters without mutating either.
+
+    Missing or null show_thoughts is exposed as disabled for legacy configurations.
     """
     return {
         "opening_statement": features_dict.get("opening_statement"),
@@ -45,6 +48,7 @@ def get_parameters_from_feature_dict(
         "speech_to_text": features_dict.get("speech_to_text", {"enabled": False}),
         "text_to_speech": features_dict.get("text_to_speech", {"enabled": False}),
         "retriever_resource": features_dict.get("retriever_resource", {"enabled": False}),
+        "show_thoughts": features_dict.get("show_thoughts") or {"enabled": False},
         "annotation_reply": features_dict.get("annotation_reply", {"enabled": False}),
         "more_like_this": features_dict.get("more_like_this", {"enabled": False}),
         "user_input_form": user_input_form,
diff --git a/api/models/agent_config_entities.py b/api/models/agent_config_entities.py
index 59c9b1daf04..c800ba94ac8 100644
--- a/api/models/agent_config_entities.py
+++ b/api/models/agent_config_entities.py
@@ -606,6 +606,8 @@ class AgentSoulAppFeaturesConfig(AgentFlexibleConfig):
     speech_to_text: AgentFeatureToggleConfig | None = None
     text_to_speech: AgentTextToSpeechFeatureConfig | None = None
     retriever_resource: AgentFeatureToggleConfig | None = None
+    # Missing or null preserves the default of hiding model thoughts in chat.
+    show_thoughts: AgentFeatureToggleConfig | None = None
     sensitive_word_avoidance: AgentSensitiveWordAvoidanceFeatureConfig | None = None
     file_upload: AgentFileUploadFeatureConfig = Field(default_factory=AgentFileUploadFeatureConfig)
 
diff --git a/api/openapi/markdown/console-openapi.md b/api/openapi/markdown/console-openapi.md
index fe98a7f7e92..c4da769ac2e 100644
--- a/api/openapi/markdown/console-openapi.md
+++ b/api/openapi/markdown/console-openapi.md
@@ -20753,6 +20753,7 @@ Visibility and lifecycle scope of an Agent record.
 | opening_statement | string |  | No |
 | retriever_resource | [AgentFeatureToggleConfig](#agentfeaturetoggleconfig) |  | No |
 | sensitive_word_avoidance | [AgentSensitiveWordAvoidanceFeatureConfig](#agentsensitivewordavoidancefeatureconfig) |  | No |
+| show_thoughts | [AgentFeatureToggleConfig](#agentfeaturetoggleconfig) |  | No |
 | speech_to_text | [AgentFeatureToggleConfig](#agentfeaturetoggleconfig) |  | No |
 | suggested_questions | [ string ] |  | No |
 | suggested_questions_after_answer | [AgentSuggestedQuestionsAfterAnswerFeatureConfig](#agentsuggestedquestionsafteranswerfeatureconfig) |  | No |
@@ -32215,6 +32216,7 @@ Enum class for parameter type.
 | opening_statement |  |  | No |
 | retriever_resource | { **"enabled"**: boolean } |  | Yes |
 | sensitive_word_avoidance | { **"enabled"**: boolean } |  | Yes |
+| show_thoughts | { **"enabled"**: boolean } |  | No |
 | speech_to_text | { **"enabled"**: boolean } |  | Yes |
 | suggested_questions | [ string ] |  | Yes |
 | suggested_questions_after_answer | { **"enabled"**: boolean } |  | Yes |
diff --git a/api/openapi/markdown/service-openapi.md b/api/openapi/markdown/service-openapi.md
index 0962c702afd..3241af270b2 100644
--- a/api/openapi/markdown/service-openapi.md
+++ b/api/openapi/markdown/service-openapi.md
@@ -7380,6 +7380,7 @@ Form input definition.
 | opening_statement |  |  | No |
 | retriever_resource | { **"enabled"**: boolean } |  | Yes |
 | sensitive_word_avoidance | { **"enabled"**: boolean } |  | Yes |
+| show_thoughts | { **"enabled"**: boolean } |  | No |
 | speech_to_text | { **"enabled"**: boolean } |  | Yes |
 | suggested_questions | [ string ] |  | Yes |
 | suggested_questions_after_answer | { **"enabled"**: boolean } |  | Yes |
diff --git a/api/openapi/markdown/web-openapi.md b/api/openapi/markdown/web-openapi.md
index 3926fc2d228..3d35c1c8d14 100644
--- a/api/openapi/markdown/web-openapi.md
+++ b/api/openapi/markdown/web-openapi.md
@@ -2071,6 +2071,7 @@ Form input definition.
 | opening_statement |  |  | No |
 | retriever_resource | { **"enabled"**: boolean } |  | Yes |
 | sensitive_word_avoidance | { **"enabled"**: boolean } |  | Yes |
+| show_thoughts | { **"enabled"**: boolean } |  | No |
 | speech_to_text | { **"enabled"**: boolean } |  | Yes |
 | suggested_questions | [ string ] |  | Yes |
 | suggested_questions_after_answer | { **"enabled"**: boolean } |  | Yes |
diff --git a/api/tests/unit_tests/controllers/common/test_fields.py b/api/tests/unit_tests/controllers/common/test_fields.py
index 1d0dd8a9462..4d62efb5ed1 100644
--- a/api/tests/unit_tests/controllers/common/test_fields.py
+++ b/api/tests/unit_tests/controllers/common/test_fields.py
@@ -1,5 +1,7 @@
 from unittest.mock import patch
 
+import pytest
+
 from controllers.common.fields import Parameters, Site
 from core.app.app_config.common.parameters_mapping import get_parameters_from_feature_dict
 from models.model import IconType
@@ -13,6 +15,22 @@ def test_parameters_model_round_trip() -> None:
     assert model.model_dump(mode="json") == parameters
 
 
+@pytest.mark.parametrize("enabled", [False, True])
+def test_parameters_serializes_show_thoughts(enabled: bool) -> None:
+    parameters = get_parameters_from_feature_dict(
+        features_dict={"show_thoughts": {"enabled": enabled}}, user_input_form=[]
+    )
+
+    assert Parameters.model_validate(parameters).model_dump(mode="json")["show_thoughts"] == {"enabled": enabled}
+
+
+def test_parameters_defaults_show_thoughts_for_legacy_payload() -> None:
+    parameters = dict(get_parameters_from_feature_dict(features_dict={}, user_input_form=[]))
+    parameters.pop("show_thoughts")
+
+    assert Parameters.model_validate(parameters).model_dump(mode="json")["show_thoughts"] == {"enabled": False}
+
+
 def test_site_icon_url_uses_signed_url_for_image_icon() -> None:
     site = Site(
         title="Example",
diff --git a/api/tests/unit_tests/controllers/console/explore/test_installed_app_admission.py b/api/tests/unit_tests/controllers/console/explore/test_installed_app_admission.py
index 5381c521e52..be805616c3b 100644
--- a/api/tests/unit_tests/controllers/console/explore/test_installed_app_admission.py
+++ b/api/tests/unit_tests/controllers/console/explore/test_installed_app_admission.py
@@ -490,6 +490,7 @@ def test_migrated_saved_message_and_parameter_handlers_dispatch_through_full_adm
                 "retriever_resource",
                 "annotation_reply",
                 "more_like_this",
+                "show_thoughts",
                 "sensitive_word_avoidance",
                 "file_upload",
             )
diff --git a/api/tests/unit_tests/controllers/console/explore/test_trial.py b/api/tests/unit_tests/controllers/console/explore/test_trial.py
index 56937256b30..aaaf2b305e8 100644
--- a/api/tests/unit_tests/controllers/console/explore/test_trial.py
+++ b/api/tests/unit_tests/controllers/console/explore/test_trial.py
@@ -2490,6 +2490,7 @@ class TestTrialPreviewCases:
             "retriever_resource": {"enabled": False},
             "annotation_reply": {"enabled": False},
             "more_like_this": {"enabled": False},
+            "show_thoughts": {"enabled": False},
             "user_input_form": _INPUT_FORM,
             "sensitive_word_avoidance": {"enabled": False, "type": "", "configs": []},
             "file_upload": {"enabled": False, "number_limits": 0},
diff --git a/api/tests/unit_tests/core/app/app_config/common/parameters_mapping/test___init__.py b/api/tests/unit_tests/core/app/app_config/common/parameters_mapping/test___init__.py
index 9e0a550c856..3dda9f1c44c 100644
--- a/api/tests/unit_tests/core/app/app_config/common/parameters_mapping/test___init__.py
+++ b/api/tests/unit_tests/core/app/app_config/common/parameters_mapping/test___init__.py
@@ -21,6 +21,15 @@ type _DefaultedFeatureKey = Literal[
 class TestGetParametersFromFeatureDict:
     """Test suite for get_parameters_from_feature_dict"""
 
+    @pytest.mark.parametrize(
+        ("features", "enabled"),
+        [({}, False), ({"show_thoughts": None}, False), ({"show_thoughts": {"enabled": True}}, True)],
+    )
+    def test_show_thoughts_parameters(self, features: dict[str, object], enabled: bool) -> None:
+        result = parameters_mapping.get_parameters_from_feature_dict(features_dict=features, user_input_form=[])
+
+        assert result["show_thoughts"] == {"enabled": enabled}
+
     @pytest.fixture
     def mock_config(self, monkeypatch: pytest.MonkeyPatch) -> None:
         """Override file limits on the shared typed config."""
diff --git a/api/tests/unit_tests/models/test_agent_config_entities.py b/api/tests/unit_tests/models/test_agent_config_entities.py
index 172027c4a97..1bcf2456b8d 100644
--- a/api/tests/unit_tests/models/test_agent_config_entities.py
+++ b/api/tests/unit_tests/models/test_agent_config_entities.py
@@ -4,6 +4,7 @@ from pydantic import ValidationError
 from core.workflow.file_reference import build_file_reference
 from models.agent_config_entities import (
     AgentKnowledgeSpaceConfig,
+    AgentSoulAppFeaturesConfig,
     AgentSoulConfig,
     AgentSoulKnowledgeConfig,
     AgentSoulModelSettings,
@@ -16,6 +17,23 @@ from models.agent_config_entities import (
 )
 
 
+@pytest.mark.parametrize("payload", [{}, {"show_thoughts": None}, {"show_thoughts": {}}])
+def test_show_thoughts_defaults_to_disabled(payload: dict[str, object]) -> None:
+    features = AgentSoulAppFeaturesConfig.model_validate(payload)
+
+    assert features.show_thoughts is None or features.show_thoughts.enabled is False
+
+
+@pytest.mark.parametrize("enabled", [False, True])
+def test_show_thoughts_round_trips_in_agent_soul(enabled: bool) -> None:
+    soul = AgentSoulConfig.model_validate({"app_features": {"show_thoughts": {"enabled": enabled}}})
+
+    restored = AgentSoulConfig.model_validate_json(soul.model_dump_json())
+
+    assert restored.app_features.show_thoughts is not None
+    assert restored.app_features.show_thoughts.enabled is enabled
+
+
 def test_agent_soul_model_settings_preserves_plugin_declared_parameters() -> None:
     settings = AgentSoulModelSettings.model_validate(
         {
diff --git a/oxlint-suppressions.json b/oxlint-suppressions.json
index db3e7351966..ab65a7219a0 100644
--- a/oxlint-suppressions.json
+++ b/oxlint-suppressions.json
@@ -1032,16 +1032,6 @@
       "count": 91
     }
   },
-  "web/app/components/base/chat/chat/answer/agent-roster-response-content.tsx": {
-    "better-tailwindcss/enforce-logical-properties": {
-      "count": 2
-    }
-  },
-  "web/app/components/base/chat/chat/answer/index.tsx": {
-    "better-tailwindcss/enforce-logical-properties": {
-      "count": 7
-    }
-  },
   "web/app/components/base/chat/chat/answer/more.tsx": {
     "better-tailwindcss/enforce-logical-properties": {
       "count": 3
diff --git a/packages/contracts/generated/api/console/agent/types.gen.ts b/packages/contracts/generated/api/console/agent/types.gen.ts
index e6392b23c7b..8ea0146e7fd 100644
--- a/packages/contracts/generated/api/console/agent/types.gen.ts
+++ b/packages/contracts/generated/api/console/agent/types.gen.ts
@@ -1581,6 +1581,7 @@ export type AgentSoulAppFeaturesConfig = {
   opening_statement?: string | null
   retriever_resource?: AgentFeatureToggleConfig | null
   sensitive_word_avoidance?: AgentSensitiveWordAvoidanceFeatureConfig | null
+  show_thoughts?: AgentFeatureToggleConfig | null
   speech_to_text?: AgentFeatureToggleConfig | null
   suggested_questions?: Array<string> | null
   suggested_questions_after_answer?: AgentSuggestedQuestionsAfterAnswerFeatureConfig | null
diff --git a/packages/contracts/generated/api/console/agent/zod.gen.ts b/packages/contracts/generated/api/console/agent/zod.gen.ts
index f877891c087..960f6215373 100644
--- a/packages/contracts/generated/api/console/agent/zod.gen.ts
+++ b/packages/contracts/generated/api/console/agent/zod.gen.ts
@@ -3133,6 +3133,7 @@ export const zAgentSoulAppFeaturesConfig = z.object({
   opening_statement: z.string().nullish(),
   retriever_resource: zAgentFeatureToggleConfig.nullish(),
   sensitive_word_avoidance: zAgentSensitiveWordAvoidanceFeatureConfig.nullish(),
+  show_thoughts: zAgentFeatureToggleConfig.nullish(),
   speech_to_text: zAgentFeatureToggleConfig.nullish(),
   suggested_questions: z.array(z.string()).nullish(),
   suggested_questions_after_answer: zAgentSuggestedQuestionsAfterAnswerFeatureConfig.nullish(),
diff --git a/packages/contracts/generated/api/console/apps/types.gen.ts b/packages/contracts/generated/api/console/apps/types.gen.ts
index a83d555d18e..5ca592e9fbe 100644
--- a/packages/contracts/generated/api/console/apps/types.gen.ts
+++ b/packages/contracts/generated/api/console/apps/types.gen.ts
@@ -3525,6 +3525,7 @@ export type AgentSoulAppFeaturesConfig = {
   opening_statement?: string | null
   retriever_resource?: AgentFeatureToggleConfig | null
   sensitive_word_avoidance?: AgentSensitiveWordAvoidanceFeatureConfig | null
+  show_thoughts?: AgentFeatureToggleConfig | null
   speech_to_text?: AgentFeatureToggleConfig | null
   suggested_questions?: Array<string> | null
   suggested_questions_after_answer?: AgentSuggestedQuestionsAfterAnswerFeatureConfig | null
diff --git a/packages/contracts/generated/api/console/apps/zod.gen.ts b/packages/contracts/generated/api/console/apps/zod.gen.ts
index 1c76c5dfcfa..0582c22e175 100644
--- a/packages/contracts/generated/api/console/apps/zod.gen.ts
+++ b/packages/contracts/generated/api/console/apps/zod.gen.ts
@@ -6090,6 +6090,7 @@ export const zAgentSoulAppFeaturesConfig = z.object({
   opening_statement: z.string().nullish(),
   retriever_resource: zAgentFeatureToggleConfig.nullish(),
   sensitive_word_avoidance: zAgentSensitiveWordAvoidanceFeatureConfig.nullish(),
+  show_thoughts: zAgentFeatureToggleConfig.nullish(),
   speech_to_text: zAgentFeatureToggleConfig.nullish(),
   suggested_questions: z.array(z.string()).nullish(),
   suggested_questions_after_answer: zAgentSuggestedQuestionsAfterAnswerFeatureConfig.nullish(),
diff --git a/packages/contracts/generated/api/console/installed-apps/types.gen.ts b/packages/contracts/generated/api/console/installed-apps/types.gen.ts
index c321dc5ba88..c16bf11665d 100644
--- a/packages/contracts/generated/api/console/installed-apps/types.gen.ts
+++ b/packages/contracts/generated/api/console/installed-apps/types.gen.ts
@@ -299,6 +299,9 @@ export type Parameters = {
   sensitive_word_avoidance: {
     enabled?: boolean
   }
+  show_thoughts?: {
+    enabled?: boolean
+  }
   speech_to_text: {
     enabled?: boolean
   }
diff --git a/packages/contracts/generated/api/console/installed-apps/zod.gen.ts b/packages/contracts/generated/api/console/installed-apps/zod.gen.ts
index 8241be8286f..0a16996c253 100644
--- a/packages/contracts/generated/api/console/installed-apps/zod.gen.ts
+++ b/packages/contracts/generated/api/console/installed-apps/zod.gen.ts
@@ -609,6 +609,11 @@ export const zParameters = z.object({
   sensitive_word_avoidance: z.object({
     enabled: z.boolean().optional(),
   }),
+  show_thoughts: z
+    .object({
+      enabled: z.boolean().optional(),
+    })
+    .optional(),
   speech_to_text: z.object({
     enabled: z.boolean().optional(),
   }),
diff --git a/packages/contracts/generated/api/console/snippets/types.gen.ts b/packages/contracts/generated/api/console/snippets/types.gen.ts
index 9d8d655e070..f87e806bdc0 100644
--- a/packages/contracts/generated/api/console/snippets/types.gen.ts
+++ b/packages/contracts/generated/api/console/snippets/types.gen.ts
@@ -628,6 +628,7 @@ export type AgentSoulAppFeaturesConfig = {
   opening_statement?: string | null
   retriever_resource?: AgentFeatureToggleConfig | null
   sensitive_word_avoidance?: AgentSensitiveWordAvoidanceFeatureConfig | null
+  show_thoughts?: AgentFeatureToggleConfig | null
   speech_to_text?: AgentFeatureToggleConfig | null
   suggested_questions?: Array<string> | null
   suggested_questions_after_answer?: AgentSuggestedQuestionsAfterAnswerFeatureConfig | null
diff --git a/packages/contracts/generated/api/console/snippets/zod.gen.ts b/packages/contracts/generated/api/console/snippets/zod.gen.ts
index ee89768d544..5675006946e 100644
--- a/packages/contracts/generated/api/console/snippets/zod.gen.ts
+++ b/packages/contracts/generated/api/console/snippets/zod.gen.ts
@@ -1546,6 +1546,7 @@ export const zAgentSoulAppFeaturesConfig = z.object({
   opening_statement: z.string().nullish(),
   retriever_resource: zAgentFeatureToggleConfig.nullish(),
   sensitive_word_avoidance: zAgentSensitiveWordAvoidanceFeatureConfig.nullish(),
+  show_thoughts: zAgentFeatureToggleConfig.nullish(),
   speech_to_text: zAgentFeatureToggleConfig.nullish(),
   suggested_questions: z.array(z.string()).nullish(),
   suggested_questions_after_answer: zAgentSuggestedQuestionsAfterAnswerFeatureConfig.nullish(),
diff --git a/packages/contracts/generated/api/console/trial-apps/types.gen.ts b/packages/contracts/generated/api/console/trial-apps/types.gen.ts
index b6817abbafa..01b49259701 100644
--- a/packages/contracts/generated/api/console/trial-apps/types.gen.ts
+++ b/packages/contracts/generated/api/console/trial-apps/types.gen.ts
@@ -339,6 +339,9 @@ export type Parameters = {
   sensitive_word_avoidance: {
     enabled?: boolean
   }
+  show_thoughts?: {
+    enabled?: boolean
+  }
   speech_to_text: {
     enabled?: boolean
   }
@@ -1007,6 +1010,7 @@ export type AgentSoulAppFeaturesConfig = {
   opening_statement?: string | null
   retriever_resource?: AgentFeatureToggleConfig | null
   sensitive_word_avoidance?: AgentSensitiveWordAvoidanceFeatureConfig | null
+  show_thoughts?: AgentFeatureToggleConfig | null
   speech_to_text?: AgentFeatureToggleConfig | null
   suggested_questions?: Array<string> | null
   suggested_questions_after_answer?: AgentSuggestedQuestionsAfterAnswerFeatureConfig | null
diff --git a/packages/contracts/generated/api/console/trial-apps/zod.gen.ts b/packages/contracts/generated/api/console/trial-apps/zod.gen.ts
index a2b31f92370..1e72b9caf64 100644
--- a/packages/contracts/generated/api/console/trial-apps/zod.gen.ts
+++ b/packages/contracts/generated/api/console/trial-apps/zod.gen.ts
@@ -896,6 +896,11 @@ export const zParameters = z.object({
   sensitive_word_avoidance: z.object({
     enabled: z.boolean().optional(),
   }),
+  show_thoughts: z
+    .object({
+      enabled: z.boolean().optional(),
+    })
+    .optional(),
   speech_to_text: z.object({
     enabled: z.boolean().optional(),
   }),
@@ -1936,6 +1941,7 @@ export const zAgentSoulAppFeaturesConfig = z.object({
   opening_statement: z.string().nullish(),
   retriever_resource: zAgentFeatureToggleConfig.nullish(),
   sensitive_word_avoidance: zAgentSensitiveWordAvoidanceFeatureConfig.nullish(),
+  show_thoughts: zAgentFeatureToggleConfig.nullish(),
   speech_to_text: zAgentFeatureToggleConfig.nullish(),
   suggested_questions: z.array(z.string()).nullish(),
   suggested_questions_after_answer: zAgentSuggestedQuestionsAfterAnswerFeatureConfig.nullish(),
diff --git a/packages/contracts/generated/api/service/types.gen.ts b/packages/contracts/generated/api/service/types.gen.ts
index 9ef2398212e..8ee9c8af723 100644
--- a/packages/contracts/generated/api/service/types.gen.ts
+++ b/packages/contracts/generated/api/service/types.gen.ts
@@ -3484,6 +3484,9 @@ export type Parameters = {
   sensitive_word_avoidance: {
     enabled?: boolean
   }
+  show_thoughts?: {
+    enabled?: boolean
+  }
   speech_to_text: {
     enabled?: boolean
   }
diff --git a/packages/contracts/generated/api/service/zod.gen.ts b/packages/contracts/generated/api/service/zod.gen.ts
index 56c183b5cae..ead033638a9 100644
--- a/packages/contracts/generated/api/service/zod.gen.ts
+++ b/packages/contracts/generated/api/service/zod.gen.ts
@@ -4966,6 +4966,11 @@ export const zParameters = z.object({
   sensitive_word_avoidance: z.object({
     enabled: z.boolean().optional(),
   }),
+  show_thoughts: z
+    .object({
+      enabled: z.boolean().optional(),
+    })
+    .optional(),
   speech_to_text: z.object({
     enabled: z.boolean().optional(),
   }),
diff --git a/packages/contracts/generated/api/web/types.gen.ts b/packages/contracts/generated/api/web/types.gen.ts
index 955137a496d..fde08efc68b 100644
--- a/packages/contracts/generated/api/web/types.gen.ts
+++ b/packages/contracts/generated/api/web/types.gen.ts
@@ -705,6 +705,9 @@ export type Parameters = {
   sensitive_word_avoidance: {
     enabled?: boolean
   }
+  show_thoughts?: {
+    enabled?: boolean
+  }
   speech_to_text: {
     enabled?: boolean
   }
diff --git a/packages/contracts/generated/api/web/zod.gen.ts b/packages/contracts/generated/api/web/zod.gen.ts
index 295a2e72e7b..315710c0355 100644
--- a/packages/contracts/generated/api/web/zod.gen.ts
+++ b/packages/contracts/generated/api/web/zod.gen.ts
@@ -1458,6 +1458,11 @@ export const zParameters = z.object({
   sensitive_word_avoidance: z.object({
     enabled: z.boolean().optional(),
   }),
+  show_thoughts: z
+    .object({
+      enabled: z.boolean().optional(),
+    })
+    .optional(),
   speech_to_text: z.object({
     enabled: z.boolean().optional(),
   }),
diff --git a/web/app/components/base/chat/chat/answer/__tests__/agent-roster-response-content.spec.tsx b/web/app/components/base/chat/chat/answer/__tests__/agent-roster-response-content.spec.tsx
index 7ea2382f9ff..1e2e3f5a801 100644
--- a/web/app/components/base/chat/chat/answer/__tests__/agent-roster-response-content.spec.tsx
+++ b/web/app/components/base/chat/chat/answer/__tests__/agent-roster-response-content.spec.tsx
@@ -42,6 +42,53 @@ const thinkingOnlyItem = {
 } satisfies ChatItem
 
 describe('AgentRosterResponseContent', () => {
+  it('shows trimmed plain-text thoughts in collapsed history activity only when enabled', async () => {
+    const user = userEvent.setup()
+    const thought = {
+      ...thinkingOnlyItem.agent_response_parts[0]!.thought,
+      thought: ' \n<think>First</think>\n**Second** &amp;\n ',
+    }
+    const item: ChatItem = {
+      ...thinkingOnlyItem,
+      agent_response_parts: undefined,
+      agent_thoughts: [thought],
+    }
+    const { rerender } = render(<AgentRosterResponseContent item={item} />)
+    expect(screen.queryByRole('button', { name: 'Thinking' })).not.toBeInTheDocument()
+
+    rerender(<AgentRosterResponseContent item={item} showThoughts />)
+    const toggle = screen.getByRole('button', { name: 'Thinking' })
+    expect(toggle).toHaveAttribute('aria-expanded', 'false')
+    await user.click(toggle)
+    const text = screen.getByText('<think>First</think> **Second** &amp;')
+    expect(text.textContent).toBe('<think>First</think>\n**Second** &amp;')
+    expect(text.children).toHaveLength(0)
+  })
+
+  it('collapses enabled live thoughts once they become history', async () => {
+    const user = userEvent.setup()
+    const { rerender } = render(
+      <AgentRosterResponseContent item={thinkingOnlyItem} responding showThoughts />,
+    )
+    expect(screen.getByText('internal thought should not render')).toBeVisible()
+    rerender(
+      <AgentRosterResponseContent
+        item={{
+          ...thinkingOnlyItem,
+          agent_response_parts: undefined,
+          agent_thoughts: [thinkingOnlyItem.agent_response_parts[0]!.thought],
+        }}
+        showThoughts
+      />,
+    )
+    expect(screen.getByRole('button', { name: 'Thinking' })).toHaveAttribute(
+      'aria-expanded',
+      'false',
+    )
+    await user.click(screen.getByRole('button', { name: 'Thinking' }))
+    expect(await screen.findByText('internal thought should not render')).toBeVisible()
+  })
+
   it('renders a verified receipt as a working in-answer link, but not a forged receipt', async () => {
     const user = userEvent.setup()
     const receiptId = `kfs_${'a'.repeat(32)}`
diff --git a/web/app/components/base/chat/chat/answer/__tests__/index.spec.tsx b/web/app/components/base/chat/chat/answer/__tests__/index.spec.tsx
index d543f3924ae..91cc4ac485a 100644
--- a/web/app/components/base/chat/chat/answer/__tests__/index.spec.tsx
+++ b/web/app/components/base/chat/chat/answer/__tests__/index.spec.tsx
@@ -80,6 +80,27 @@ describe('Answer Component', () => {
       expect(screen.getByText('streamed answer')).toHaveTextContent('streamed answer')
     })
 
+    it.each([true, false])(
+      'should pass the configured show thoughts setting (%s) to custom agent content',
+      (enabled) => {
+        render(
+          <Answer
+            {...defaultProps}
+            item={{
+              id: 'msg-with-parts',
+              content: '',
+              isAnswer: true,
+              agent_response_parts: [{ type: 'message', content: 'streamed answer' }],
+            }}
+            config={{ show_thoughts: { enabled } } as ComponentProps<typeof Answer>['config']}
+            renderAgentContent={({ showThoughts }) => <p>{`thoughts ${showThoughts}`}</p>}
+          />,
+        )
+
+        expect(screen.getByText(`thoughts ${enabled}`)).toBeInTheDocument()
+      },
+    )
+
     it('should render annotation edit title', async () => {
       render(
         <Answer
diff --git a/web/app/components/base/chat/chat/answer/agent-roster-response-content.tsx b/web/app/components/base/chat/chat/answer/agent-roster-response-content.tsx
index 770bb9431e8..6c0b42a51e9 100644
--- a/web/app/components/base/chat/chat/answer/agent-roster-response-content.tsx
+++ b/web/app/components/base/chat/chat/answer/agent-roster-response-content.tsx
@@ -14,6 +14,7 @@ type AgentRosterResponseContentProps = {
   item: ChatItem
   responding?: boolean
   content?: string
+  showThoughts?: boolean
 }
 
 const SHELL_TOOL_NAMES = new Set(['shell_run', 'shell_wait', 'shell_input', 'shell_interrupt'])
@@ -108,11 +109,13 @@ function hashString(value: string) {
   return (hash >>> 0).toString(36)
 }
 
-function hasVisibleActivity(thought: ThoughtItem) {
-  return !!thought.tool || !!thought.message_files?.length
+function hasVisibleActivity(thought: ThoughtItem, showThoughts: boolean) {
+  return (
+    (showThoughts && !!thought.thought?.trim()) || !!thought.tool || !!thought.message_files?.length
+  )
 }
 
-function getAgentActivityEntries(item: ChatItem): AgentActivityEntry[] {
+function getAgentActivityEntries(item: ChatItem, showThoughts: boolean): AgentActivityEntry[] {
   if (item.agent_response_parts?.length) {
     const keyOccurrences = new Map<string, number>()
 
@@ -128,7 +131,7 @@ function getAgentActivityEntries(item: ChatItem): AgentActivityEntry[] {
       if (part.type === 'message')
         return part.content ? [{ type: 'message', content: part.content, key }] : []
 
-      return hasVisibleActivity(part.thought)
+      return hasVisibleActivity(part.thought, showThoughts)
         ? [{ type: 'thought', thought: part.thought, key }]
         : []
     })
@@ -142,7 +145,7 @@ function getAgentActivityEntries(item: ChatItem): AgentActivityEntry[] {
       const answer = thought.answer
       if (answer?.trim()) parts.push({ type: 'message', content: answer, key: `message-${key}` })
 
-      if (hasVisibleActivity(thought))
+      if (hasVisibleActivity(thought, showThoughts))
         parts.push({ type: 'thought', thought, key: `thought-${key}` })
 
       return parts
@@ -218,7 +221,7 @@ function ToolActivityItem({ tool }: { tool: ToolActivity }) {
     <div className="flex w-full max-w-full min-w-0 flex-col items-start">
       {hasDetails ? (
         <Collapsible className="w-full max-w-full items-start">
-          <CollapsibleTrigger className="group/tool flex h-6 min-h-0 max-w-full touch-manipulation items-center justify-start gap-0 rounded-md p-1 text-left system-xs-medium text-text-tertiary select-none hover:bg-state-base-hover hover:text-text-primary focus-visible:bg-state-base-hover data-panel-open:text-text-primary">
+          <CollapsibleTrigger className="group/tool flex h-6 min-h-0 max-w-full touch-manipulation items-center justify-start gap-0 rounded-md p-1 text-start system-xs-medium text-text-tertiary select-none hover:bg-state-base-hover hover:text-text-primary focus-visible:bg-state-base-hover data-panel-open:text-text-primary">
             {content}
           </CollapsibleTrigger>
           <CollapsiblePanel className="w-full max-w-full">
@@ -258,15 +261,22 @@ function ToolActivityItem({ tool }: { tool: ToolActivity }) {
 function AgentActivityItem({
   thought,
   responding,
+  showThoughts,
 }: {
   thought: ThoughtItem
   responding?: boolean
+  showThoughts: boolean
 }) {
   const locale = useLocale()
   const tools = getToolActivities(thought, locale, responding)
 
   return (
     <div className="flex w-full max-w-full min-w-0 flex-col py-0.5">
+      {showThoughts && !!thought.thought?.trim() && (
+        <div className="px-1 body-md-regular wrap-break-word whitespace-pre-wrap text-text-secondary">
+          {thought.thought.trim()}
+        </div>
+      )}
       {tools.map((tool) => (
         <ToolActivityItem key={`${getThoughtKey(thought)}-${tool.key}`} tool={tool} />
       ))}
@@ -288,11 +298,13 @@ function AgentActivityDisclosure({
   entries,
   responding,
   defaultOpen,
+  showThoughts,
 }: {
   item: ChatItem
   entries: AgentActivityEntry[]
   responding?: boolean
   defaultOpen?: boolean
+  showThoughts: boolean
 }) {
   const { t } = useTranslation(['agentV2'])
   const workingDuration = useWorkingDuration(responding)
@@ -309,7 +321,7 @@ function AgentActivityDisclosure({
     <Collapsible className="w-full max-w-full items-start gap-1" defaultOpen={defaultOpen}>
       <CollapsibleTrigger
         aria-label={title}
-        className="group/thinking flex h-6 min-h-0 max-w-full touch-manipulation items-center justify-start gap-1 rounded-md p-1 text-left system-xs-medium text-text-tertiary select-none hover:bg-state-base-hover hover:text-text-primary focus-visible:bg-state-base-hover data-panel-open:text-text-primary"
+        className="group/thinking flex h-6 min-h-0 max-w-full touch-manipulation items-center justify-start gap-1 rounded-md p-1 text-start system-xs-medium text-text-tertiary select-none hover:bg-state-base-hover hover:text-text-primary focus-visible:bg-state-base-hover data-panel-open:text-text-primary"
       >
         <span>{thinking}</span>
         {duration && (
@@ -332,7 +344,12 @@ function AgentActivityDisclosure({
                 content={resolveKnowledgeCitationLinks(entry.content, item.citation)}
               />
             ) : (
-              <AgentActivityItem key={entry.key} thought={entry.thought} responding={responding} />
+              <AgentActivityItem
+                key={entry.key}
+                thought={entry.thought}
+                responding={responding}
+                showThoughts={showThoughts}
+              />
             ),
           )}
         </div>
@@ -345,6 +362,7 @@ export function AgentRosterResponseContent({
   item,
   responding,
   content,
+  showThoughts = false,
 }: AgentRosterResponseContentProps) {
   if (item.annotation?.logAnnotation) {
     return (
@@ -355,7 +373,7 @@ export function AgentRosterResponseContent({
     )
   }
 
-  const entries = getAgentActivityEntries(item)
+  const entries = getAgentActivityEntries(item, showThoughts)
   const hasLiveResponseParts = !!item.agent_response_parts?.length
   const hasThinkingStatus =
     entries.length === 0 && !!item.agent_response_parts?.some((part) => part.type === 'thought')
@@ -381,6 +399,7 @@ export function AgentRosterResponseContent({
           item={item}
           entries={entries}
           responding={responding}
+          showThoughts={showThoughts}
           defaultOpen={hasLiveResponseParts && (!!responding || entries.length > 0)}
         />
       )}
diff --git a/web/app/components/base/chat/chat/answer/index.tsx b/web/app/components/base/chat/chat/answer/index.tsx
index 04c6f2f79a2..0a08120191c 100644
--- a/web/app/components/base/chat/chat/answer/index.tsx
+++ b/web/app/components/base/chat/chat/answer/index.tsx
@@ -42,6 +42,7 @@ type AnswerProps = {
     item: ChatItem
     responding?: boolean
     content?: string
+    showThoughts?: boolean
   }) => ReactNode
   onHumanInputFormSubmit?: (formToken: string, formData: HumanInputFormSubmitData) => Promise<void>
 }
@@ -143,7 +144,12 @@ const Answer: FC<AnswerProps> = ({
 
   const contentIsEmpty = typeof content === 'string' && content.trim() === ''
   const agentContentNode = renderAgentContent ? (
-    renderAgentContent({ item, responding, content })
+    renderAgentContent({
+      item,
+      responding,
+      content,
+      showThoughts: !!config?.show_thoughts?.enabled,
+    })
   ) : (
     <AgentContent item={item} responding={responding} content={content} />
   )
@@ -163,21 +169,21 @@ const Answer: FC<AnswerProps> = ({
         <div className="relative size-10 shrink-0">
           {answerIcon || <AnswerIcon />}
           {responding && (
-            <div className="absolute -top-0.75 -left-0.75 flex h-4 w-4 items-center rounded-full border-[0.5px] border-divider-subtle bg-background-section-burn pl-1.5 shadow-xs">
+            <div className="absolute -inset-s-0.75 -top-0.75 flex h-4 w-4 items-center rounded-full border-[0.5px] border-divider-subtle bg-background-section-burn ps-1.5 shadow-xs">
               <LoadingAnim type="avatar" />
             </div>
           )}
         </div>
       )}
       <div
-        className="chat-answer-container group ml-4 w-0 grow pb-4"
+        className="chat-answer-container group ms-4 w-0 grow pb-4"
         ref={containerRef}
         data-testid="chat-answer-container"
       >
         {/* Block 1: Workflow Process + Human Input Forms */}
         {hasHumanInputs && (
           <div
-            className={cn('group relative pr-10', chatAnswerContainerInner)}
+            className={cn('group relative pe-10', chatAnswerContainerInner)}
             data-testid="chat-answer-container-humaninput"
           >
             <div
@@ -240,8 +246,8 @@ const Answer: FC<AnswerProps> = ({
 
         {/* Block 2: Response Content (when human inputs exist) */}
         {hasHumanInputs && (responding || !contentIsEmpty || hasAgentContent || hasReasoning) && (
-          <div className={cn('group relative mt-2 pr-10', chatAnswerContainerInner)}>
-            <div className="absolute -top-2 left-6 h-3 w-0.5 bg-chat-answer-human-input-form-divider-bg" />
+          <div className={cn('group relative mt-2 pe-10', chatAnswerContainerInner)}>
+            <div className="absolute inset-s-6 -top-2 h-3 w-0.5 bg-chat-answer-human-input-form-divider-bg" />
             <div
               ref={contentRef}
               className="relative inline-block w-full max-w-full rounded-2xl bg-chat-bubble-bg px-4 py-3 body-lg-regular text-text-primary"
@@ -312,7 +318,7 @@ const Answer: FC<AnswerProps> = ({
         {/* Original single block layout (when no human inputs) */}
         {!hasHumanInputs && (
           <div
-            className={cn('group relative pr-10', chatAnswerContainerInner)}
+            className={cn('group relative pe-10', chatAnswerContainerInner)}
             data-testid="chat-answer-container-inner"
           >
             <div
diff --git a/web/app/components/base/chat/chat/index.tsx b/web/app/components/base/chat/chat/index.tsx
index 1c6049fe932..9768615f98e 100644
--- a/web/app/components/base/chat/chat/index.tsx
+++ b/web/app/components/base/chat/chat/index.tsx
@@ -84,6 +84,7 @@ export type ChatProps = {
     item: ChatItem
     responding?: boolean
     content?: string
+    showThoughts?: boolean
   }) => ReactNode
   onHumanInputFormSubmit?: (formToken: string, formData: HumanInputFormSubmitData) => Promise<void>
   getHumanInputNodeData?: (nodeID: string) => Node<HumanInputNodeType> | undefined
diff --git a/web/app/components/base/features/new-feature-panel/__tests__/index.spec.tsx b/web/app/components/base/features/new-feature-panel/__tests__/index.spec.tsx
index b681b5913c2..70a72f95f19 100644
--- a/web/app/components/base/features/new-feature-panel/__tests__/index.spec.tsx
+++ b/web/app/components/base/features/new-feature-panel/__tests__/index.spec.tsx
@@ -124,6 +124,13 @@ describe('NewFeaturePanel', () => {
     }
   })
 
+  it('does not offer thinking display in the shared application feature panel', () => {
+    renderPanel({ isChatMode: true, inWorkflow: false })
+    expect(
+      screen.queryByRole('switch', { name: 'appDebug.feature.showThoughts.title' }),
+    ).not.toBeInTheDocument()
+  })
+
   describe('Chat Mode Features', () => {
     it('should render speech-to-text in chat mode when model is available', () => {
       renderPanel({ isChatMode: true })
diff --git a/web/app/components/base/features/new-feature-panel/index.tsx b/web/app/components/base/features/new-feature-panel/index.tsx
index 6dcc8bad1ee..16d493f8f13 100644
--- a/web/app/components/base/features/new-feature-panel/index.tsx
+++ b/web/app/components/base/features/new-feature-panel/index.tsx
@@ -15,6 +15,7 @@ import { FollowUp } from '@/app/components/base/features/new-feature-panel/follo
 import ImageUpload from '@/app/components/base/features/new-feature-panel/image-upload'
 import Moderation from '@/app/components/base/features/new-feature-panel/moderation'
 import MoreLikeThis from '@/app/components/base/features/new-feature-panel/more-like-this'
+import ShowThoughts from '@/app/components/base/features/new-feature-panel/show-thoughts'
 import SpeechToText from '@/app/components/base/features/new-feature-panel/speech-to-text'
 import TextToSpeech from '@/app/components/base/features/new-feature-panel/text-to-speech'
 import {
@@ -33,6 +34,7 @@ type Props = Readonly<{
   onClose: () => void
   inWorkflow?: boolean
   showFileUpload?: boolean
+  showThoughtsToggle?: boolean
   showModeration?: boolean
   showAnnotationReply?: boolean
   promptVariables?: PromptVariable[]
@@ -51,6 +53,7 @@ const NewFeaturePanel = ({
   onClose,
   inWorkflow = true,
   showFileUpload = true,
+  showThoughtsToggle = false,
   showModeration = true,
   showAnnotationReply = true,
   promptVariables,
@@ -114,6 +117,9 @@ const NewFeaturePanel = ({
           {showFileUpload && isChatMode && <FileUpload disabled={disabled} onChange={onChange} />}
           {showFileUpload && !isChatMode && <ImageUpload disabled={disabled} onChange={onChange} />}
           {isChatMode && <Citation disabled={disabled} onChange={onChange} />}
+          {isChatMode && showThoughtsToggle && (
+            <ShowThoughts disabled={disabled} onChange={onChange} />
+          )}
           {showModeration && (isChatMode || !inWorkflow) && (
             <Moderation disabled={disabled} onChange={onChange} />
           )}
diff --git a/web/app/components/base/features/new-feature-panel/show-thoughts.tsx b/web/app/components/base/features/new-feature-panel/show-thoughts.tsx
new file mode 100644
index 00000000000..272d7b0b552
--- /dev/null
+++ b/web/app/components/base/features/new-feature-panel/show-thoughts.tsx
@@ -0,0 +1,55 @@
+import type { OnFeaturesChange } from '@/app/components/base/features/types'
+import { produce } from 'immer'
+import * as React from 'react'
+import { useCallback } from 'react'
+import { useTranslation } from 'react-i18next'
+import { useFeatures, useFeaturesStore } from '@/app/components/base/features/hooks'
+import FeatureCard from '@/app/components/base/features/new-feature-panel/feature-card'
+import { FeatureEnum } from '@/app/components/base/features/types'
+
+type Props = Readonly<{
+  disabled?: boolean
+  onChange?: OnFeaturesChange
+}>
+
+const ShowThoughts = ({ disabled, onChange }: Props) => {
+  const { t } = useTranslation(['appDebug'])
+  const features = useFeatures((s) => s.features)
+  const featuresStore = useFeaturesStore()
+
+  const handleChange = useCallback(
+    (type: FeatureEnum, enabled: boolean) => {
+      const { features, setFeatures } = featuresStore!.getState()
+
+      const newFeatures = produce(features, (draft) => {
+        draft[type] = {
+          ...draft[type],
+          enabled,
+        }
+      })
+      setFeatures(newFeatures)
+      if (onChange) onChange(newFeatures)
+    },
+    [featuresStore, onChange],
+  )
+
+  return (
+    <FeatureCard
+      icon={
+        <div className="shrink-0 rounded-lg border-[0.5px] border-divider-subtle bg-util-colors-warning-warning-500 p-1 shadow-xs">
+          <span
+            aria-hidden
+            className="i-ri-lightbulb-flash-line size-4 text-text-primary-on-surface"
+          />
+        </div>
+      }
+      title={t(($) => $['feature.showThoughts.title'], { ns: 'appDebug' })}
+      value={!!features.showThoughts?.enabled}
+      description={t(($) => $['feature.showThoughts.description'], { ns: 'appDebug' })!}
+      onChange={(state) => handleChange(FeatureEnum.showThoughts, state)}
+      disabled={disabled}
+    />
+  )
+}
+
+export default ShowThoughts
diff --git a/web/app/components/base/features/store.ts b/web/app/components/base/features/store.ts
index eba825bebb4..29468d78295 100644
--- a/web/app/components/base/features/store.ts
+++ b/web/app/components/base/features/store.ts
@@ -40,6 +40,9 @@ export const createFeaturesStore = (initProps?: Partial<FeaturesState>) => {
       citation: {
         enabled: false,
       },
+      showThoughts: {
+        enabled: false,
+      },
       moderation: {
         enabled: false,
       },
diff --git a/web/app/components/base/features/types.ts b/web/app/components/base/features/types.ts
index d6747d60988..0547e912ad3 100644
--- a/web/app/components/base/features/types.ts
+++ b/web/app/components/base/features/types.ts
@@ -84,6 +84,7 @@ export const FeatureEnum = {
   text2speech: 'text2speech',
   speech2text: 'speech2text',
   citation: 'citation',
+  showThoughts: 'showThoughts',
   moderation: 'moderation',
   file: 'file',
   annotationReply: 'annotationReply',
@@ -98,6 +99,7 @@ export type Features = {
   [FeatureEnum.text2speech]?: TextToSpeech
   [FeatureEnum.speech2text]?: EnabledOrDisabled
   [FeatureEnum.citation]?: EnabledOrDisabled
+  [FeatureEnum.showThoughts]?: EnabledOrDisabled
   [FeatureEnum.moderation]?: SensitiveWordAvoidance
   [FeatureEnum.file]?: FileUpload
   [FeatureEnum.annotationReply]?: AnnotationReplyConfig
diff --git a/web/features/agent-v2/agent-detail/configure/components/preview/__tests__/chat-features-panel.spec.tsx b/web/features/agent-v2/agent-detail/configure/components/preview/__tests__/chat-features-panel.spec.tsx
index 5887f8d15ac..670dba5bb70 100644
--- a/web/features/agent-v2/agent-detail/configure/components/preview/__tests__/chat-features-panel.spec.tsx
+++ b/web/features/agent-v2/agent-detail/configure/components/preview/__tests__/chat-features-panel.spec.tsx
@@ -58,6 +58,36 @@ function renderPanel(snapshot: AgentSoulAppFeaturesConfig, draft = snapshot, dis
 }
 
 describe('AgentChatFeaturesPanel', () => {
+  it('defaults thinking display off and saves toggles without changing citations', async () => {
+    const user = userEvent.setup()
+    const { store } = renderPanel({ retriever_resource: { enabled: true } })
+    const toggle = screen.getByRole('switch', { name: 'appDebug.feature.showThoughts.title' })
+
+    expect(toggle).not.toBeChecked()
+    await user.click(toggle)
+    expect(toggle).toBeChecked()
+    expect(store.get(agentComposerAppFeaturesAtom)?.show_thoughts).toEqual({ enabled: true })
+    expect(store.get(agentComposerAppFeaturesAtom)?.retriever_resource).toEqual({ enabled: true })
+    await user.click(toggle)
+    expect(toggle).not.toBeChecked()
+    expect(store.get(agentComposerAppFeaturesAtom)?.show_thoughts).toEqual({ enabled: false })
+  })
+
+  it('shows the published thinking setting read-only without changing the draft', async () => {
+    const user = userEvent.setup()
+    const { store } = renderPanel(
+      { show_thoughts: { enabled: true } },
+      { show_thoughts: { enabled: false } },
+      true,
+    )
+    const toggle = screen.getByRole('switch', { name: 'appDebug.feature.showThoughts.title' })
+
+    expect(toggle).toBeChecked()
+    expect(toggle).toHaveAttribute('aria-disabled', 'true')
+    await user.click(toggle)
+    expect(store.get(agentComposerAppFeaturesAtom)?.show_thoughts).toEqual({ enabled: false })
+  })
+
   it('keeps a newly saved opener enabled before the server snapshot catches up', async () => {
     const user = userEvent.setup({ skipHover: true })
     const { updateSnapshot, store } = renderPanel({ opening_statement: '' })
diff --git a/web/features/agent-v2/agent-detail/configure/components/preview/__tests__/chat.spec.tsx b/web/features/agent-v2/agent-detail/configure/components/preview/__tests__/chat.spec.tsx
index 86363b2f53d..514d9dec0f1 100644
--- a/web/features/agent-v2/agent-detail/configure/components/preview/__tests__/chat.spec.tsx
+++ b/web/features/agent-v2/agent-detail/configure/components/preview/__tests__/chat.spec.tsx
@@ -271,6 +271,41 @@ describe('Agent conversation history', () => {
     },
   )
 
+  it.each([false, true])(
+    'uses the configured show thoughts setting (%s) in preview',
+    async (enabled) => {
+      messages.set('conversation-1', [
+        createMessage({
+          agent_thoughts: [
+            {
+              id: 'thought-setting',
+              tool_labels: {},
+              files: [],
+              message_id: 'message-0',
+              thought: 'Model reasoning from history',
+              answer: 'Public progress',
+              tool: '',
+              tool_input: '',
+              observation: '',
+              position: 1,
+            },
+          ],
+        }),
+      ])
+      renderChat({
+        conversationId: 'conversation-1',
+        agentSoulConfig: { schema_version: 1, app_features: { show_thoughts: { enabled } } },
+      })
+      const toggle = await screen.findByRole('button', {
+        name: new RegExp(`${prefix}.answer.thinking`),
+      })
+      expect(toggle).toHaveAttribute('aria-expanded', 'false')
+      await userEvent.setup().click(toggle)
+      if (enabled) expect(await screen.findByText('Model reasoning from history')).toBeVisible()
+      else expect(screen.queryByText('Model reasoning from history')).not.toBeInTheDocument()
+    },
+  )
+
   it('shows historical thought answers and localized tool activity', async () => {
     const user = userEvent.setup()
     messages.set('conversation-1', [
diff --git a/web/features/agent-v2/agent-detail/configure/components/preview/chat-config.ts b/web/features/agent-v2/agent-detail/configure/components/preview/chat-config.ts
index 4b0390caddb..ef794ad06c0 100644
--- a/web/features/agent-v2/agent-detail/configure/components/preview/chat-config.ts
+++ b/web/features/agent-v2/agent-detail/configure/components/preview/chat-config.ts
@@ -222,6 +222,7 @@ export const buildChatConfig = ({
     more_like_this: { enabled: false },
     text_to_speech: toEnabledConfig(appFeatures.text_to_speech) as ChatConfig['text_to_speech'],
     speech_to_text: toEnabledConfig(appFeatures.speech_to_text),
+    show_thoughts: toEnabledConfig(appFeatures.show_thoughts),
     retriever_resource: toEnabledConfig(appFeatures.retriever_resource),
     sensitive_word_avoidance: toEnabledConfig(appFeatures.sensitive_word_avoidance),
     annotation_reply: {
diff --git a/web/features/agent-v2/agent-detail/configure/components/preview/chat-features-panel.tsx b/web/features/agent-v2/agent-detail/configure/components/preview/chat-features-panel.tsx
index 86aba2d23e4..d33f9355832 100644
--- a/web/features/agent-v2/agent-detail/configure/components/preview/chat-features-panel.tsx
+++ b/web/features/agent-v2/agent-detail/configure/components/preview/chat-features-panel.tsx
@@ -31,6 +31,7 @@ const defaultFeatureState: Features = {
   text2speech: { enabled: false },
   speech2text: { enabled: false },
   citation: { enabled: false },
+  showThoughts: { enabled: false },
   moderation: { enabled: false },
   file: {
     enabled: false,
@@ -101,6 +102,7 @@ function toPanelFeatures(appFeatures?: AgentSoulAppFeaturesConfig): Features {
       defaultFeatureState.text2speech,
     speech2text: appFeatures?.speech_to_text ?? defaultFeatureState.speech2text,
     citation: appFeatures?.retriever_resource ?? defaultFeatureState.citation,
+    showThoughts: appFeatures?.show_thoughts ?? defaultFeatureState.showThoughts,
     moderation:
       (appFeatures?.sensitive_word_avoidance as Features['moderation'] | undefined) ??
       defaultFeatureState.moderation,
@@ -126,6 +128,7 @@ function toAppFeatures(
     text_to_speech: features.text2speech as AgentSoulAppFeaturesConfig['text_to_speech'],
     speech_to_text: features.speech2text,
     retriever_resource: features.citation,
+    show_thoughts: features.showThoughts,
     file_upload: toAgentFileUploadFeatureConfig(features.file),
   }
 }
@@ -156,6 +159,7 @@ function AgentChatFeaturesPanelContent({
       isChatMode
       disabled={!!disabled}
       inWorkflow={false}
+      showThoughtsToggle
       showModeration={false}
       showAnnotationReply={false}
       drawerClassName="bg-components-panel-bg! data-[swipe-direction=right]:top-1! data-[swipe-direction=right]:right-0! data-[swipe-direction=right]:bottom-1! data-[swipe-direction=right]:rounded-r-none!"
diff --git a/web/i18n/locales/ar-TN/app-debug.json b/web/i18n/locales/ar-TN/app-debug.json
index f4b5efb1114..ee0a5fa281c 100644
--- a/web/i18n/locales/ar-TN/app-debug.json
+++ b/web/i18n/locales/ar-TN/app-debug.json
@@ -95,6 +95,8 @@
   "feature.moreLikeThis.description": "توليد نصوص متعددة في وقت واحد، ثم تحريرها ومتابعة التوليد",
   "feature.moreLikeThis.tip": "سيؤدي استخدام هذه الميزة إلى تكبد نفقات إضافية للرموز",
   "feature.moreLikeThis.title": "المزيد مثل هذا",
+  "feature.showThoughts.description": "اعرض محتوى تفكير النموذج في المحادثات.",
+  "feature.showThoughts.title": "إظهار عملية التفكير",
   "feature.speechToText.description": "يمكن استخدام الإدخال الصوتي في الدردشة.",
   "feature.speechToText.title": "تحويل الكلام إلى نص",
   "feature.suggestedQuestionsAfterAnswer.description": "يمكن أن يعطي إعداد اقتراح الأسئلة التالية للمستخدمين دردشة أفضل.",
diff --git a/web/i18n/locales/az-AZ/app-debug.json b/web/i18n/locales/az-AZ/app-debug.json
index cbb2c25c50c..4dec48cd35c 100644
--- a/web/i18n/locales/az-AZ/app-debug.json
+++ b/web/i18n/locales/az-AZ/app-debug.json
@@ -95,6 +95,8 @@
   "feature.moreLikeThis.description": "Eyni anda bir neçə mətn yaradın, sonra redaktə edin və yaratmağa davam edin",
   "feature.moreLikeThis.tip": "Bu funksiyadan istifadə əlavə token sərfiyyatına səbəb olacaq",
   "feature.moreLikeThis.title": "Buna bənzər daha çox mətn",
+  "feature.showThoughts.description": "Söhbətlərdə modelin düşüncə məzmununu göstərin.",
+  "feature.showThoughts.title": "Düşüncə prosesini göstər",
   "feature.speechToText.description": "Söhbətdə səsli daxiletmədən istifadə etmək olar.",
   "feature.speechToText.title": "Səsin mətnə çevrilməsi",
   "feature.suggestedQuestionsAfterAnswer.description": "Növbəti sual təkliflərinin qurulması istifadəçilərin söhbət təcrübəsini yaxşılaşdıra bilər.",
diff --git a/web/i18n/locales/de-DE/app-debug.json b/web/i18n/locales/de-DE/app-debug.json
index 514c413bd56..279474982df 100644
--- a/web/i18n/locales/de-DE/app-debug.json
+++ b/web/i18n/locales/de-DE/app-debug.json
@@ -95,6 +95,8 @@
   "feature.moreLikeThis.description": "Mehrere Texte gleichzeitig generieren und dann bearbeiten und weiter generieren",
   "feature.moreLikeThis.tip": "Die Verwendung dieser Funktion verursacht zusätzliche Token-Kosten",
   "feature.moreLikeThis.title": "Mehr davon",
+  "feature.showThoughts.description": "Zeigt den Gedankengang des Modells in Gesprächen an.",
+  "feature.showThoughts.title": "Gedankengang anzeigen",
   "feature.speechToText.description": "Einmal aktiviert, können Sie Spracheingabe verwenden.",
   "feature.speechToText.title": "Sprache zu Text",
   "feature.suggestedQuestionsAfterAnswer.description": "Das Einrichten von Vorschlägen für nächste Fragen kann den Chat für Benutzer verbessern.",
diff --git a/web/i18n/locales/en-US/app-debug.json b/web/i18n/locales/en-US/app-debug.json
index 7f96ea851dd..c9bb1e8ce0a 100644
--- a/web/i18n/locales/en-US/app-debug.json
+++ b/web/i18n/locales/en-US/app-debug.json
@@ -95,6 +95,8 @@
   "feature.moreLikeThis.description": "Generate multiple texts at once, and then edit and continue to generate",
   "feature.moreLikeThis.tip": "Using this feature will incur additional tokens overhead",
   "feature.moreLikeThis.title": "More like this",
+  "feature.showThoughts.description": "Display the model’s thinking in conversations.",
+  "feature.showThoughts.title": "Show thinking",
   "feature.speechToText.description": "Voice input can be used in chat.",
   "feature.speechToText.title": "Speech to Text",
   "feature.suggestedQuestionsAfterAnswer.description": "Setting up next questions suggestion can give users a better chat.",
diff --git a/web/i18n/locales/es-ES/app-debug.json b/web/i18n/locales/es-ES/app-debug.json
index 4b88591415b..8feabfe1b4a 100644
--- a/web/i18n/locales/es-ES/app-debug.json
+++ b/web/i18n/locales/es-ES/app-debug.json
@@ -95,6 +95,8 @@
   "feature.moreLikeThis.description": "Genera múltiples textos a la vez, luego edítalos y continúa generando",
   "feature.moreLikeThis.tip": "Usar esta función incurrirá en un costo adicional de tokens",
   "feature.moreLikeThis.title": "Más como esto",
+  "feature.showThoughts.description": "Muestra el razonamiento del modelo en las conversaciones.",
+  "feature.showThoughts.title": "Mostrar razonamiento",
   "feature.speechToText.description": "Una vez habilitado, puedes usar la entrada de voz.",
   "feature.speechToText.title": "Voz a Texto",
   "feature.suggestedQuestionsAfterAnswer.description": "Configurar sugerencias de próximas preguntas puede proporcionar una mejor conversación.",
diff --git a/web/i18n/locales/fa-IR/app-debug.json b/web/i18n/locales/fa-IR/app-debug.json
index 551a5a8c698..9ded769c4fa 100644
--- a/web/i18n/locales/fa-IR/app-debug.json
+++ b/web/i18n/locales/fa-IR/app-debug.json
@@ -95,6 +95,8 @@
   "feature.moreLikeThis.description": "تولید چندین متن به طور همزمان، و سپس ویرایش و ادامه تولید",
   "feature.moreLikeThis.tip": "استفاده از این ویژگی هزینه‌های اضافی توکن‌ها را به همراه دارد",
   "feature.moreLikeThis.title": "بیشتر از این",
+  "feature.showThoughts.description": "محتوای تفکر مدل را در گفتگوها نمایش دهید.",
+  "feature.showThoughts.title": "نمایش روند تفکر",
   "feature.speechToText.description": "پس از فعال شدن، می‌توانید از ورودی صوتی استفاده کنید.",
   "feature.speechToText.title": "تبدیل گفتار به متن",
   "feature.suggestedQuestionsAfterAnswer.description": "تنظیم پیشنهاد سوالات بعدی می‌تواند به کاربران یک چت بهتر ارائه دهد.",
diff --git a/web/i18n/locales/fr-FR/app-debug.json b/web/i18n/locales/fr-FR/app-debug.json
index 0edcc46d657..31f34c47248 100644
--- a/web/i18n/locales/fr-FR/app-debug.json
+++ b/web/i18n/locales/fr-FR/app-debug.json
@@ -95,6 +95,8 @@
   "feature.moreLikeThis.description": "Générez plusieurs textes à la fois, puis modifiez et continuez à générer",
   "feature.moreLikeThis.tip": "L'utilisation de cette fonctionnalité entraînera un surcoût de tokens supplémentaires",
   "feature.moreLikeThis.title": "Plus comme ça",
+  "feature.showThoughts.description": "Affichez le raisonnement du modèle dans les conversations.",
+  "feature.showThoughts.title": "Afficher le raisonnement",
   "feature.speechToText.description": "Une fois activé, vous pouvez utiliser l'entrée vocale.",
   "feature.speechToText.title": "Discours en Texte",
   "feature.suggestedQuestionsAfterAnswer.description": "La configuration de la suggestion des prochaines questions peut offrir aux utilisateurs une meilleure discussion.",
diff --git a/web/i18n/locales/hi-IN/app-debug.json b/web/i18n/locales/hi-IN/app-debug.json
index 44b04721835..98f66d49662 100644
--- a/web/i18n/locales/hi-IN/app-debug.json
+++ b/web/i18n/locales/hi-IN/app-debug.json
@@ -95,6 +95,8 @@
   "feature.moreLikeThis.description": "एक बार में कई पाठ उत्पन्न करें, और फिर संपादित करें और जारी रखें",
   "feature.moreLikeThis.tip": "इस सुविधा का उपयोग करने से अतिरिक्त टोकन खर्च होगा",
   "feature.moreLikeThis.title": "ऐसा और",
+  "feature.showThoughts.description": "बातचीत में मॉडल की सोचने की प्रक्रिया दिखाएँ।",
+  "feature.showThoughts.title": "सोचने की प्रक्रिया दिखाएँ",
   "feature.speechToText.description": "सक्रिय होने पर, आप वॉयस इनपुट का उपयोग कर सकते हैं।",
   "feature.speechToText.title": "वाक् से पाठ",
   "feature.suggestedQuestionsAfterAnswer.description": "अगले प्रश्न सुझाव सेट करना उपयोगकर्ताओं को बेहतर चैट दे सकता है।",
diff --git a/web/i18n/locales/id-ID/app-debug.json b/web/i18n/locales/id-ID/app-debug.json
index 01bb54e082a..1bd797b621b 100644
--- a/web/i18n/locales/id-ID/app-debug.json
+++ b/web/i18n/locales/id-ID/app-debug.json
@@ -95,6 +95,8 @@
   "feature.moreLikeThis.description": "Buat beberapa teks sekaligus, lalu edit dan lanjutkan membuat",
   "feature.moreLikeThis.tip": "Menggunakan fitur ini akan dikenakan overhead token tambahan",
   "feature.moreLikeThis.title": "Lebih seperti ini",
+  "feature.showThoughts.description": "Tampilkan isi pemikiran model dalam percakapan.",
+  "feature.showThoughts.title": "Tampilkan proses berpikir",
   "feature.speechToText.description": "Input suara dapat digunakan dalam obrolan.",
   "feature.speechToText.title": "Ucapan ke Teks",
   "feature.suggestedQuestionsAfterAnswer.description": "Menyiapkan saran pertanyaan berikutnya dapat memberi pengguna obrolan yang lebih baik.",
diff --git a/web/i18n/locales/it-IT/app-debug.json b/web/i18n/locales/it-IT/app-debug.json
index 5763f7a7dab..cdb39954853 100644
--- a/web/i18n/locales/it-IT/app-debug.json
+++ b/web/i18n/locales/it-IT/app-debug.json
@@ -95,6 +95,8 @@
   "feature.moreLikeThis.description": "Genera più testi contemporaneamente, poi modifica e continua a generare",
   "feature.moreLikeThis.tip": "L'utilizzo di questa funzione comporterà un costo aggiuntivo di token",
   "feature.moreLikeThis.title": "Altri simili",
+  "feature.showThoughts.description": "Mostra il ragionamento del modello nelle conversazioni.",
+  "feature.showThoughts.title": "Mostra ragionamento",
   "feature.speechToText.description": "Una volta abilitato, puoi usare l'input vocale.",
   "feature.speechToText.title": "Da voce a testo",
   "feature.suggestedQuestionsAfterAnswer.description": "Impostare suggerimenti per le prossime domande può offrire agli utenti una chat migliore.",
diff --git a/web/i18n/locales/ja-JP/app-debug.json b/web/i18n/locales/ja-JP/app-debug.json
index df378ec0b4f..ee2cc19ec3f 100644
--- a/web/i18n/locales/ja-JP/app-debug.json
+++ b/web/i18n/locales/ja-JP/app-debug.json
@@ -95,6 +95,8 @@
   "feature.moreLikeThis.description": "一度に複数のテキストを生成し、編集して生成を続ける",
   "feature.moreLikeThis.tip": "この機能を使用すると、追加のトークンオーバーヘッドが発生します",
   "feature.moreLikeThis.title": "これに似たもの",
+  "feature.showThoughts.description": "会話中にモデルの思考内容を表示します。",
+  "feature.showThoughts.title": "思考過程を表示",
   "feature.speechToText.description": "有効にすると、音声入力を使用できます。",
   "feature.speechToText.title": "音声からテキストへ",
   "feature.suggestedQuestionsAfterAnswer.description": "次の質問の提案を設定すると、ユーザーにより良いチャットが提供されます。",
diff --git a/web/i18n/locales/ko-KR/app-debug.json b/web/i18n/locales/ko-KR/app-debug.json
index 2e36f888fce..1ca3032cac1 100644
--- a/web/i18n/locales/ko-KR/app-debug.json
+++ b/web/i18n/locales/ko-KR/app-debug.json
@@ -95,6 +95,8 @@
   "feature.moreLikeThis.description": "여러 텍스트를 한 번에 생성하고 편집하여 계속해서 생성합니다.",
   "feature.moreLikeThis.tip": "이 기능을 사용하면 추가적인 토큰 오버헤드가 발생합니다",
   "feature.moreLikeThis.title": "유사한 항목",
+  "feature.showThoughts.description": "대화에서 모델의 사고 내용을 표시합니다.",
+  "feature.showThoughts.title": "사고 과정 표시",
   "feature.speechToText.description": "활성화하면 음성 입력을 사용할 수 있습니다.",
   "feature.speechToText.title": "음성에서 텍스트로",
   "feature.suggestedQuestionsAfterAnswer.description": "다음 질문 제안을 설정하면 사용자에게 더 나은 채팅이 제공됩니다.",
diff --git a/web/i18n/locales/lo-LA/app-debug.json b/web/i18n/locales/lo-LA/app-debug.json
index 7fd1625aa36..59cafb0748f 100644
--- a/web/i18n/locales/lo-LA/app-debug.json
+++ b/web/i18n/locales/lo-LA/app-debug.json
@@ -95,6 +95,8 @@
   "feature.moreLikeThis.description": "ສ້າງຫຼາຍຂໍ້ຄວາມພ້ອມກັນ, ຈາກນັ້ນແກ້ໄຂ ແລະ ສ້າງຕໍ່",
   "feature.moreLikeThis.tip": "ການໃຊ້ຄຸນສົມບັດນີ້ຈະມີຄ່າໃຊ້ຈ່າຍ tokens ເພີ່ມເຕີມ",
   "feature.moreLikeThis.title": "ຂໍ້ຄວາມທີ່ຄ້າຍຄືກັນນີ້",
+  "feature.showThoughts.description": "ສະແດງເນື້ອຫາການຄິດຂອງໂມເດລໃນການສົນທະນາ.",
+  "feature.showThoughts.title": "ສະແດງຂະບວນການຄິດ",
   "feature.speechToText.description": "ສາມາດໃຊ້ການປ້ອນຂໍ້ມູນດ້ວຍສຽງໃນການສົນທະນາໄດ້.",
   "feature.speechToText.title": "ປ່ຽນສຽງເປັນຂໍ້ຄວາມ",
   "feature.suggestedQuestionsAfterAnswer.description": "ການຕັ້ງຄ່າຄຳຖາມແນະນຳຖັດໄປຈະຊ່ວຍໃຫ້ຜູ້ໃຊ້ມີການສົນທະນາທີ່ດີຂຶ້ນ.",
diff --git a/web/i18n/locales/nl-NL/app-debug.json b/web/i18n/locales/nl-NL/app-debug.json
index bb60ac0cc21..b69d966696b 100644
--- a/web/i18n/locales/nl-NL/app-debug.json
+++ b/web/i18n/locales/nl-NL/app-debug.json
@@ -95,6 +95,8 @@
   "feature.moreLikeThis.description": "Generate multiple texts at once, and then edit and continue to generate",
   "feature.moreLikeThis.tip": "Using this feature will incur additional tokens overhead",
   "feature.moreLikeThis.title": "More like this",
+  "feature.showThoughts.description": "Toon het denkproces van het model in gesprekken.",
+  "feature.showThoughts.title": "Denkproces tonen",
   "feature.speechToText.description": "Voice input can be used in chat.",
   "feature.speechToText.title": "Speech to Text",
   "feature.suggestedQuestionsAfterAnswer.description": "Setting up next questions suggestion can give users a better chat.",
diff --git a/web/i18n/locales/pl-PL/app-debug.json b/web/i18n/locales/pl-PL/app-debug.json
index 488f3785912..5209f994da5 100644
--- a/web/i18n/locales/pl-PL/app-debug.json
+++ b/web/i18n/locales/pl-PL/app-debug.json
@@ -95,6 +95,8 @@
   "feature.moreLikeThis.description": "Generuj wiele tekstów na raz, a następnie edytuj i kontynuuj generowanie",
   "feature.moreLikeThis.tip": "Korzystanie z tej funkcji spowoduje dodatkowe zużycie tokenów",
   "feature.moreLikeThis.title": "Więcej takich jak ten",
+  "feature.showThoughts.description": "Wyświetlaj tok rozumowania modelu w rozmowach.",
+  "feature.showThoughts.title": "Pokaż tok rozumowania",
   "feature.speechToText.description": "Po włączeniu można używać wprowadzania głosowego.",
   "feature.speechToText.title": "Mowa na tekst",
   "feature.suggestedQuestionsAfterAnswer.description": "Ustawienie kolejnych pytań może poprawić czat.",
diff --git a/web/i18n/locales/pt-BR/app-debug.json b/web/i18n/locales/pt-BR/app-debug.json
index 535816ac53c..3aad12a09fe 100644
--- a/web/i18n/locales/pt-BR/app-debug.json
+++ b/web/i18n/locales/pt-BR/app-debug.json
@@ -95,6 +95,8 @@
   "feature.moreLikeThis.description": "Gere vários textos de uma vez e, em seguida, edite e continue a gerar",
   "feature.moreLikeThis.tip": "Usar esse recurso incorrerá em sobrecarga adicional de tokens",
   "feature.moreLikeThis.title": "Mais como isso",
+  "feature.showThoughts.description": "Exiba o raciocínio do modelo nas conversas.",
+  "feature.showThoughts.title": "Mostrar raciocínio",
   "feature.speechToText.description": "Uma vez ativado, você pode usar entrada de voz.",
   "feature.speechToText.title": "Fala para Texto",
   "feature.suggestedQuestionsAfterAnswer.description": "Configurar sugestões de próximas perguntas pode proporcionar um melhor chat aos usuários.",
diff --git a/web/i18n/locales/ro-RO/app-debug.json b/web/i18n/locales/ro-RO/app-debug.json
index 312cf1c5b90..0acbe38f2bc 100644
--- a/web/i18n/locales/ro-RO/app-debug.json
+++ b/web/i18n/locales/ro-RO/app-debug.json
@@ -95,6 +95,8 @@
   "feature.moreLikeThis.description": "Generați mai multe texte o dată, apoi editați și continuați să generați",
   "feature.moreLikeThis.tip": "Utilizarea acestei funcții va genera un consum suplimentar de jetoane",
   "feature.moreLikeThis.title": "Mai multe ca aceasta",
+  "feature.showThoughts.description": "Afișează raționamentul modelului în conversații.",
+  "feature.showThoughts.title": "Afișează raționamentul",
   "feature.speechToText.description": "După activare, puteți utiliza intrarea vocală.",
   "feature.speechToText.title": "Voce la text",
   "feature.suggestedQuestionsAfterAnswer.description": "Setarea sugestiilor pentru întrebările următoare poate oferi utilizatorilor o conversație mai bună.",
diff --git a/web/i18n/locales/ru-RU/app-debug.json b/web/i18n/locales/ru-RU/app-debug.json
index f536b8ec84e..c9077c52ee1 100644
--- a/web/i18n/locales/ru-RU/app-debug.json
+++ b/web/i18n/locales/ru-RU/app-debug.json
@@ -95,6 +95,8 @@
   "feature.moreLikeThis.description": "Сгенерируйте несколько текстов одновременно, а затем отредактируйте и продолжайте генерировать",
   "feature.moreLikeThis.tip": "Использование этой функции приведет к дополнительным расходам токенов",
   "feature.moreLikeThis.title": "Больше похожего",
+  "feature.showThoughts.description": "Показывать рассуждения модели в диалогах.",
+  "feature.showThoughts.title": "Показывать рассуждения",
   "feature.speechToText.description": "После включения вы можете использовать голосовой ввод.",
   "feature.speechToText.title": "Преобразование речи в текст",
   "feature.suggestedQuestionsAfterAnswer.description": "Настройка предложения следующих вопросов может улучшить чат для пользователей.",
diff --git a/web/i18n/locales/sl-SI/app-debug.json b/web/i18n/locales/sl-SI/app-debug.json
index 7ed7ce9278e..9237ebcb843 100644
--- a/web/i18n/locales/sl-SI/app-debug.json
+++ b/web/i18n/locales/sl-SI/app-debug.json
@@ -95,6 +95,8 @@
   "feature.moreLikeThis.description": "Ustvari več besedil naenkrat, nato pa jih urejaj in nadaljuj z ustvarjanjem.",
   "feature.moreLikeThis.tip": "Uporaba te funkcije povzroča dodatno porabo žetonov.",
   "feature.moreLikeThis.title": "Več takšnih",
+  "feature.showThoughts.description": "Prikaži razmišljanje modela v pogovorih.",
+  "feature.showThoughts.title": "Prikaži razmišljanje",
   "feature.speechToText.description": "Ko je omogočeno, lahko uporabljaš glasovni vnos.",
   "feature.speechToText.title": "Govor v besedilo",
   "feature.suggestedQuestionsAfterAnswer.description": "Nastavitev predlogov za naslednja vprašanja lahko uporabnikom izboljša klepet.",
diff --git a/web/i18n/locales/th-TH/app-debug.json b/web/i18n/locales/th-TH/app-debug.json
index 93e8f241ccc..63f0c4ba887 100644
--- a/web/i18n/locales/th-TH/app-debug.json
+++ b/web/i18n/locales/th-TH/app-debug.json
@@ -95,6 +95,8 @@
   "feature.moreLikeThis.description": "สร้างข้อความหลายข้อความพร้อมกัน จากนั้นแก้ไขและสร้างต่อไป",
   "feature.moreLikeThis.tip": "การใช้คุณสมบัตินี้จะมีค่าใช้จ่ายโทเค็นเพิ่มเติม",
   "feature.moreLikeThis.title": "เพิ่มเติมเช่นนี้",
+  "feature.showThoughts.description": "แสดงเนื้อหาการคิดของโมเดลในการสนทนา",
+  "feature.showThoughts.title": "แสดงกระบวนการคิด",
   "feature.speechToText.description": "สามารถใช้การป้อนข้อมูลด้วยเสียงในการแชทได้",
   "feature.speechToText.title": "คําพูดเป็นข้อความ",
   "feature.suggestedQuestionsAfterAnswer.description": "การตั้งค่าคําแนะนําคําถามถัดไปจะช่วยให้ผู้ใช้แชทได้ดีขึ้น",
diff --git a/web/i18n/locales/tr-TR/app-debug.json b/web/i18n/locales/tr-TR/app-debug.json
index 75ef8d576f9..6875744b0ef 100644
--- a/web/i18n/locales/tr-TR/app-debug.json
+++ b/web/i18n/locales/tr-TR/app-debug.json
@@ -95,6 +95,8 @@
   "feature.moreLikeThis.description": "Birden fazla metni bir kerede üretin, ardından düzenleyin ve üretmeye devam edin",
   "feature.moreLikeThis.tip": "Bu özelliği kullanmak ek token maliyetine yol açacaktır",
   "feature.moreLikeThis.title": "Bunun gibi daha fazlası",
+  "feature.showThoughts.description": "Sohbetlerde modelin düşünme içeriğini gösterir.",
+  "feature.showThoughts.title": "Düşünme sürecini göster",
   "feature.speechToText.description": "Etkinleştirildiğinde, sesli giriş kullanabilirsiniz.",
   "feature.speechToText.title": "Sesten Metne",
   "feature.suggestedQuestionsAfterAnswer.description": "Sonraki soru önerilerini ayarlamak, kullanıcılara daha iyi bir sohbet deneyimi sunabilir.",
diff --git a/web/i18n/locales/uk-UA/app-debug.json b/web/i18n/locales/uk-UA/app-debug.json
index c7bb1c8a774..9b792e0f873 100644
--- a/web/i18n/locales/uk-UA/app-debug.json
+++ b/web/i18n/locales/uk-UA/app-debug.json
@@ -95,6 +95,8 @@
   "feature.moreLikeThis.description": "Згенерувати кілька текстів одночасно, а потім редагувати та продовжити генерацію",
   "feature.moreLikeThis.tip": "Використання цієї функції призведе до додаткових витрат токенів",
   "feature.moreLikeThis.title": "Більше такого",
+  "feature.showThoughts.description": "Показувати міркування моделі в розмовах.",
+  "feature.showThoughts.title": "Показувати міркування",
   "feature.speechToText.description": "Після увімкнення ви можете використовувати голосовий ввід.",
   "feature.speechToText.title": "Мовлення в текст",
   "feature.suggestedQuestionsAfterAnswer.description": "Налаштування пропозицій наступних запитань може надати користувачам кращий чат.",
diff --git a/web/i18n/locales/vi-VN/app-debug.json b/web/i18n/locales/vi-VN/app-debug.json
index 117e63a74cf..c061ad59267 100644
--- a/web/i18n/locales/vi-VN/app-debug.json
+++ b/web/i18n/locales/vi-VN/app-debug.json
@@ -95,6 +95,8 @@
   "feature.moreLikeThis.description": "Tạo nhiều văn bản cùng một lúc, sau đó chỉnh sửa và tiếp tục tạo ra.",
   "feature.moreLikeThis.tip": "Sử dụng tính năng này sẽ tiêu tốn thêm token.",
   "feature.moreLikeThis.title": "Thêm tương tự",
+  "feature.showThoughts.description": "Hiển thị nội dung suy nghĩ của mô hình trong cuộc trò chuyện.",
+  "feature.showThoughts.title": "Hiển thị quá trình suy nghĩ",
   "feature.speechToText.description": "Khi được bật, bạn có thể sử dụng đầu vào bằng giọng nói.",
   "feature.speechToText.title": "Chuyển đổi giọng nói thành văn bản",
   "feature.suggestedQuestionsAfterAnswer.description": "Thiết lập đề xuất câu hỏi tiếp theo có thể tạo ra cuộc trò chuyện tốt hơn cho người dùng.",
diff --git a/web/i18n/locales/zh-Hans/app-debug.json b/web/i18n/locales/zh-Hans/app-debug.json
index a7e00b4cf5a..cf342c49235 100644
--- a/web/i18n/locales/zh-Hans/app-debug.json
+++ b/web/i18n/locales/zh-Hans/app-debug.json
@@ -95,6 +95,8 @@
   "feature.moreLikeThis.description": "一次生成多条文本，可在此基础上编辑并继续生成",
   "feature.moreLikeThis.tip": "使用此功能将会额外消耗 tokens",
   "feature.moreLikeThis.title": "更多类似的",
+  "feature.showThoughts.description": "在对话中展示模型的思考内容。",
+  "feature.showThoughts.title": "显示思考过程",
   "feature.speechToText.description": "您可以使用语音输入。",
   "feature.speechToText.title": "语音转文字",
   "feature.suggestedQuestionsAfterAnswer.description": "设置下一步问题建议可以让用户更好的对话。",
diff --git a/web/i18n/locales/zh-Hant/app-debug.json b/web/i18n/locales/zh-Hant/app-debug.json
index 59589bc998e..f311f47b6b9 100644
--- a/web/i18n/locales/zh-Hant/app-debug.json
+++ b/web/i18n/locales/zh-Hant/app-debug.json
@@ -95,6 +95,8 @@
   "feature.moreLikeThis.description": "一次生成多條文字，可在此基礎上編輯並繼續生成",
   "feature.moreLikeThis.tip": "使用此功能將會額外消耗 tokens",
   "feature.moreLikeThis.title": "更多類似的",
+  "feature.showThoughts.description": "在對話中展示模型的思考內容。",
+  "feature.showThoughts.title": "顯示思考過程",
   "feature.speechToText.description": "啟用後，您可以使用語音輸入。",
   "feature.speechToText.title": "語音轉文字",
   "feature.suggestedQuestionsAfterAnswer.description": "設定下一步問題建議可以讓使用者更好的對話。",
diff --git a/web/i18n/resources.generated.d.ts b/web/i18n/resources.generated.d.ts
index 92960643c7f..dcd48c7b964 100644
--- a/web/i18n/resources.generated.d.ts
+++ b/web/i18n/resources.generated.d.ts
@@ -1091,6 +1091,8 @@ export default interface Resources {
     'feature.moreLikeThis.description': 'Generate multiple texts at once, and then edit and continue to generate'
     'feature.moreLikeThis.tip': 'Using this feature will incur additional tokens overhead'
     'feature.moreLikeThis.title': 'More like this'
+    'feature.showThoughts.description': 'Display the model’s thinking in conversations.'
+    'feature.showThoughts.title': 'Show thinking'
     'feature.speechToText.description': 'Voice input can be used in chat.'
     'feature.speechToText.title': 'Speech to Text'
     'feature.suggestedQuestionsAfterAnswer.description': 'Setting up next questions suggestion can give users a better chat.'
diff --git a/web/types/app.ts b/web/types/app.ts
index acb0da14371..6516377924a 100644
--- a/web/types/app.ts
+++ b/web/types/app.ts
@@ -261,6 +261,9 @@ export type ModelConfig = {
     language?: string
     autoPlay?: TtsAutoPlay
   }
+  show_thoughts?: {
+    enabled: boolean
+  }
   retriever_resource: {
     enabled: boolean
   }