diff --git a/conf/llm_factories.json b/conf/llm_factories.json
index c77467af40..1b7fc8b04c 100644
--- a/conf/llm_factories.json
+++ b/conf/llm_factories.json
@@ -3511,6 +3511,14 @@
"llm": [],
"url": "https://inference.runanywhere.ai/v1"
},
+ {
+ "name": "Synap",
+ "logo": "",
+ "tags": "LLM,IMAGE2TEXT",
+ "status": "1",
+ "llm": [],
+ "url": "https://pool.linkrra.com/v1"
+ },
{
"name": "StepFun",
"logo": "",
diff --git a/conf/model.md b/conf/model.md
index 5d7add1517..45d63da504 100644
--- a/conf/model.md
+++ b/conf/model.md
@@ -199,6 +199,7 @@ The following providers are **aggregators** — they host models from multiple u
| **Replicate** | Open-source model hosting |
| **Runcrate** | GPU cloud with an OpenAI-compatible inference API for open models |
| **SiliconFlow** | Chinese aggregator |
+| **Synap** | Linkrra's OpenAI-compatible router for open-weight models served on self-operated GPUs |
| **TogetherAI** | Open-source model hosting |
| **TokenHub** | Multi-provider aggregator |
| **TrustedRouter** | OpenAI-compatible router |
diff --git a/conf/models/synap.json b/conf/models/synap.json
new file mode 100644
index 0000000000..75eccd5f8b
--- /dev/null
+++ b/conf/models/synap.json
@@ -0,0 +1,69 @@
+{
+ "name": "Synap",
+ "url": {
+ "default": "https://pool.linkrra.com/v1"
+ },
+ "url_suffix": {
+ "chat": "chat/completions",
+ "models": "models"
+ },
+ "class": "synap",
+ "models": [
+ {
+ "name": "gpt-oss-20b",
+ "context_length": 131072,
+ "max_output": 131072,
+ "model_types": [
+ "chat"
+ ],
+ "tools": {
+ "support": true
+ }
+ },
+ {
+ "name": "gemma-4-26b-a4b-it",
+ "context_length": 131072,
+ "max_output": 131072,
+ "model_types": [
+ "chat"
+ ],
+ "tools": {
+ "support": true
+ }
+ },
+ {
+ "name": "qwen3-coder-30b",
+ "context_length": 98304,
+ "max_output": 98304,
+ "model_types": [
+ "chat"
+ ],
+ "tools": {
+ "support": true
+ }
+ },
+ {
+ "name": "qwen/qwen3-30b-a3b",
+ "context_length": 98304,
+ "max_output": 98304,
+ "model_types": [
+ "chat"
+ ],
+ "tools": {
+ "support": true
+ }
+ },
+ {
+ "name": "qwen/qwen3-vl-30b-a3b-instruct",
+ "context_length": 65536,
+ "max_output": 65536,
+ "model_types": [
+ "chat",
+ "vision"
+ ],
+ "tools": {
+ "support": true
+ }
+ }
+ ]
+}
diff --git a/internal/entity/models/factory.go b/internal/entity/models/factory.go
index 30f9fb066b..598516793e 100644
--- a/internal/entity/models/factory.go
+++ b/internal/entity/models/factory.go
@@ -217,6 +217,8 @@ func (f *ModelFactory) CreateModelDriver(providerName string, baseURL map[string
return NewHostingerRouterModel(baseURL, urlSuffix), nil
case "wally":
return NewWallyModel(baseURL, urlSuffix), nil
+ case "synap":
+ return NewSynapModel(baseURL, urlSuffix), nil
default:
return NewDummyModel(baseURL, urlSuffix), nil
}
diff --git a/internal/entity/models/synap.go b/internal/entity/models/synap.go
new file mode 100644
index 0000000000..1edc8fead2
--- /dev/null
+++ b/internal/entity/models/synap.go
@@ -0,0 +1,42 @@
+//
+// Copyright 2026 The InfiniFlow Authors. All Rights Reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+//
+
+package models
+
+// SynapModel drives Synap (https://pool.linkrra.com/v1), which serves
+// open-weight models on self-operated GPUs through OpenAI-compatible chat
+// and model-list endpoints, so the embedded OpenAIAPICompatibleModel covers
+// every call.
+type SynapModel struct {
+ *OpenAIAPICompatibleModel
+}
+
+// NewSynapModel creates a Synap driver.
+func NewSynapModel(baseURL map[string]string, urlSuffix URLSuffix) *SynapModel {
+ return &SynapModel{
+ OpenAIAPICompatibleModel: NewOpenAIAPICompatibleModel(baseURL, urlSuffix),
+ }
+}
+
+// Name returns the driver name.
+func (m *SynapModel) Name() string {
+ return "synap"
+}
+
+// NewInstance returns a driver bound to the given base URL.
+func (m *SynapModel) NewInstance(baseURL map[string]string) ModelDriver {
+ return NewSynapModel(baseURL, m.baseModel.URLSuffix)
+}
diff --git a/internal/entity/models/synap_test.go b/internal/entity/models/synap_test.go
new file mode 100644
index 0000000000..505dfaf284
--- /dev/null
+++ b/internal/entity/models/synap_test.go
@@ -0,0 +1,153 @@
+//
+// Copyright 2026 The InfiniFlow Authors. All Rights Reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+//
+
+package models
+
+import (
+ "encoding/json"
+ "net/http"
+ "net/http/httptest"
+ "ragflow/internal/common"
+ "testing"
+)
+
+// newSynapForTest creates a SynapModel instance for testing.
+func newSynapForTest(baseURL string) *SynapModel {
+ return NewSynapModel(
+ map[string]string{"default": baseURL},
+ URLSuffix{Chat: "chat/completions", Models: "models"},
+ )
+}
+
+// TestSynapName tests the driver name.
+func TestSynapName(t *testing.T) {
+ if got := newSynapForTest("http://unused").Name(); got != "synap" {
+ t.Errorf("Name()=%q", got)
+ }
+}
+
+// TestSynapFactory tests creating the driver from factory.
+func TestSynapFactory(t *testing.T) {
+ driver, err := NewModelFactory().CreateModelDriver("synap", map[string]string{"default": "http://unused"}, URLSuffix{})
+ if err != nil {
+ t.Fatalf("CreateModelDriver: %v", err)
+ }
+ if _, ok := driver.(*SynapModel); !ok {
+ t.Fatalf("driver type=%T, want *SynapModel", driver)
+ }
+ if _, ok := driver.NewInstance(map[string]string{"default": "http://other"}).(*SynapModel); !ok {
+ t.Fatal("NewInstance did not return *SynapModel")
+ }
+}
+
+// The shipped config must resolve to the Synap driver. CreateModelDriver
+// dispatches on strings.ToLower(name), so the "Synap" provider name has
+// to match the "synap" case; anything else silently falls through to
+// DummyModel.
+func TestSynapProviderConfig(t *testing.T) {
+ dir, restore := setupProviderTestDir(t, "synap.json")
+ defer restore()
+
+ if err := InitProviderManager(dir); err != nil {
+ t.Fatalf("InitProviderManager: %v", err)
+ }
+
+ provider := GetProviderManager().FindProvider("Synap")
+ if provider == nil {
+ t.Fatal("Synap provider not found")
+ }
+ if _, ok := provider.ModelDriver.(*SynapModel); !ok {
+ t.Fatalf("ModelDriver=%T, want *models.SynapModel", provider.ModelDriver)
+ }
+}
+
+// TestSynapChatSendsAPIKey tests chat completion authentication and that
+// the model id reaches the API unchanged.
+func TestSynapChatSendsAPIKey(t *testing.T) {
+ withSSRFBypass(t)
+ srv := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+ if r.URL.Path != "/chat/completions" {
+ t.Errorf("path=%s", r.URL.Path)
+ }
+ if got := r.Header.Get("Authorization"); got != "Bearer sk-gw-test" {
+ t.Errorf("Authorization=%q", got)
+ }
+ var body struct {
+ Model string `json:"model"`
+ }
+ if err := json.NewDecoder(r.Body).Decode(&body); err != nil {
+ t.Errorf("decode request: %v", err)
+ }
+ if body.Model != "qwen3-coder-30b" {
+ t.Errorf("model=%q", body.Model)
+ }
+ _ = json.NewEncoder(w).Encode(map[string]any{
+ "id": "chat-synap",
+ "choices": []map[string]any{{"message": map[string]any{"content": "pong"}}},
+ "usage": map[string]any{"prompt_tokens": 3, "completion_tokens": 5, "total_tokens": 8},
+ })
+ }))
+ defer srv.Close()
+
+ usage := &common.ModelUsage{}
+ resp, err := newSynapForTest(srv.URL).ChatWithMessages(
+ t.Context(),
+ "qwen3-coder-30b",
+ []Message{{Role: "user", Content: "ping"}},
+ &APIConfig{ApiKey: &testAPIKey},
+ nil,
+ usage,
+ )
+ if err != nil {
+ t.Fatalf("ChatWithMessages: %v", err)
+ }
+ if *resp.Answer != "pong" {
+ t.Errorf("Answer=%q", *resp.Answer)
+ }
+ assertModelUsage(t, usage, 3, 5, 8)
+}
+
+// TestSynapListModelsAndCheckConnection tests model listing and connectivity check.
+func TestSynapListModelsAndCheckConnection(t *testing.T) {
+ withSSRFBypass(t)
+ srv := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+ if r.Method != http.MethodGet || r.URL.Path != "/models" {
+ t.Errorf("%s %s", r.Method, r.URL.Path)
+ }
+ if got := r.Header.Get("Authorization"); got != "Bearer sk-gw-test" {
+ t.Errorf("Authorization=%q", got)
+ }
+ _ = json.NewEncoder(w).Encode(map[string]any{
+ "data": []map[string]any{
+ {"id": "qwen3-coder-30b"},
+ {"id": "gpt-oss-20b"},
+ },
+ })
+ }))
+ defer srv.Close()
+
+ model := newSynapForTest(srv.URL)
+ list, err := model.ListModels(t.Context(), &APIConfig{ApiKey: &testAPIKey})
+ if err != nil {
+ t.Fatalf("ListModels: %v", err)
+ }
+ if joinModelNames(list, ",") != "qwen3-coder-30b,gpt-oss-20b" {
+ t.Errorf("models=%v", list)
+ }
+ if err := model.CheckConnection(t.Context(), &APIConfig{ApiKey: &testAPIKey}); err != nil {
+ t.Fatalf("CheckConnection: %v", err)
+ }
+}
diff --git a/web/src/assets/svg/llm/synap.svg b/web/src/assets/svg/llm/synap.svg
new file mode 100644
index 0000000000..e2c7929dc9
--- /dev/null
+++ b/web/src/assets/svg/llm/synap.svg
@@ -0,0 +1 @@
+
diff --git a/web/src/components/svg-icon.tsx b/web/src/components/svg-icon.tsx
index 38a2a31e45..856faa4169 100644
--- a/web/src/components/svg-icon.tsx
+++ b/web/src/components/svg-icon.tsx
@@ -128,6 +128,7 @@ const svgIcons = [
LLMFactory.HostingerRouter,
LLMFactory.Cheapaimodel,
LLMFactory.Wally,
+ LLMFactory.Synap,
];
export const LlmIcon = ({
diff --git a/web/src/constants/llm.ts b/web/src/constants/llm.ts
index 810b17dbef..960084a160 100644
--- a/web/src/constants/llm.ts
+++ b/web/src/constants/llm.ts
@@ -124,6 +124,7 @@ export enum LLMFactory {
SystemOne = 'SystemOne',
HostingerRouter = 'Hostinger Router',
Wally = 'Wally',
+ Synap = 'Synap',
}
// Please lowercase the file name
@@ -229,6 +230,7 @@ export const IconMap = {
[LLMFactory.HostingerRouter]: 'hostinger-router',
[LLMFactory.Cheapaimodel]: 'cheapaimodel',
[LLMFactory.Wally]: 'wally',
+ [LLMFactory.Synap]: 'synap',
};
/**
@@ -285,6 +287,7 @@ export const APIMapUrl = {
[LLMFactory.Cheapaimodel]:
'https://console.cheapaimodel.ai/keys?utm_source=ragflow',
[LLMFactory.Wally]: 'https://console.runanywhere.ai',
+ [LLMFactory.Synap]: 'https://synap.linkrra.com/pricing',
[LLMFactory.MWS]:
'https://mws.ru/docs/cloud-platform/gpt/general/inference-text.html',
[LLMFactory.Anthropic]: 'https://console.anthropic.com/settings/keys',
diff --git a/web/src/pages/user-setting/setting-model/provider-schema/constants.ts b/web/src/pages/user-setting/setting-model/provider-schema/constants.ts
index 54110a513a..e7a0a1b9d8 100644
--- a/web/src/pages/user-setting/setting-model/provider-schema/constants.ts
+++ b/web/src/pages/user-setting/setting-model/provider-schema/constants.ts
@@ -49,6 +49,7 @@ export const LIST_MODEL_PROVIDERS = new Set([
LLMFactory.RAGcon,
LLMFactory.SoMark,
LLMFactory.HostingerRouter,
+ LLMFactory.Synap,
// LLMFactory.HuggingFace,
// LLMFactory.GoogleCloud,