diff --git a/ai-assistant/package-lock.json b/ai-assistant/package-lock.json
index 5a4c8d10f0..492bbe00f4 100644
--- a/ai-assistant/package-lock.json
+++ b/ai-assistant/package-lock.json
@@ -10,6 +10,7 @@
       "dependencies": {
         "@langchain/anthropic": "^1.1.1",
         "@langchain/core": "^1.0.6",
+        "@langchain/deepseek": "^1.0.8",
         "@langchain/google-genai": "^1.0.3",
         "@langchain/mistralai": "^1.0.0",
         "@langchain/ollama": "^1.0.1",
@@ -2008,6 +2009,21 @@
         "node": ">=20"
       }
     },
+    "node_modules/@langchain/deepseek": {
+      "version": "1.0.8",
+      "resolved": "https://registry.npmmirror.com/@langchain/deepseek/-/deepseek-1.0.8.tgz",
+      "integrity": "sha512-FE+j62PAKxsBRLrJafwzE8Ebi7UHXFrMgRGEn1Jnbb0oxp0DNYWPj73qWOMsHZGBCZnOSynCb6nWJ97U8bg8lg==",
+      "license": "MIT",
+      "dependencies": {
+        "@langchain/openai": "1.2.4"
+      },
+      "engines": {
+        "node": ">=20"
+      },
+      "peerDependencies": {
+        "@langchain/core": "^1.0.0"
+      }
+    },
     "node_modules/@langchain/google-genai": {
       "version": "1.0.3",
       "resolved": "https://registry.npmjs.org/@langchain/google-genai/-/google-genai-1.0.3.tgz",
@@ -2149,13 +2165,13 @@
       }
     },
     "node_modules/@langchain/openai": {
-      "version": "1.1.2",
-      "resolved": "https://registry.npmjs.org/@langchain/openai/-/openai-1.1.2.tgz",
-      "integrity": "sha512-o642toyaRfx7Cej10jK6eK561gkIGTCQrN42fqAU9OhmTBkUflmRNKhqbcHj/RU+NOJfFM//hgwNU2gHespEkw==",
+      "version": "1.2.4",
+      "resolved": "https://registry.npmmirror.com/@langchain/openai/-/openai-1.2.4.tgz",
+      "integrity": "sha512-3ThBOIXAJ6eXuqGGO41XDgr4rp/qpl/RpZmGcjv1S3+CRLS4UQBgXkZEab7mun85HfdsUWLs/v1+pDwbMFixcA==",
       "license": "MIT",
       "dependencies": {
         "js-tiktoken": "^1.0.12",
-        "openai": "^6.9.0",
+        "openai": "^6.16.0",
         "zod": "^3.25.76 || ^4"
       },
       "engines": {
@@ -13758,9 +13774,9 @@
       }
     },
     "node_modules/openai": {
-      "version": "6.9.1",
-      "resolved": "https://registry.npmjs.org/openai/-/openai-6.9.1.tgz",
-      "integrity": "sha512-vQ5Rlt0ZgB3/BNmTa7bIijYFhz3YBceAA3Z4JuoMSBftBF9YqFHIEhZakSs+O/Ad7EaoEimZvHxD5ylRjN11Lg==",
+      "version": "6.17.0",
+      "resolved": "https://registry.npmmirror.com/openai/-/openai-6.17.0.tgz",
+      "integrity": "sha512-NHRpPEUPzAvFOAFs9+9pC6+HCw/iWsYsKCMPXH5Kw7BpMxqd8g/A07/1o7Gx2TWtCnzevVRyKMRFqyiHyAlqcA==",
       "license": "Apache-2.0",
       "bin": {
         "openai": "bin/cli"
diff --git a/ai-assistant/package.json b/ai-assistant/package.json
index 589df3e8b9..bea27a2de7 100644
--- a/ai-assistant/package.json
+++ b/ai-assistant/package.json
@@ -42,6 +42,7 @@
     "@langchain/mistralai": "^1.0.0",
     "@langchain/ollama": "^1.0.1",
     "@langchain/openai": "^1.1.2",
+    "@langchain/deepseek": "^1.0.8",
     "@monaco-editor/react": "^4.5.2",
     "@types/prismjs": "^1.26.5",
     "@types/react-syntax-highlighter": "^15.5.13",
diff --git a/ai-assistant/src/config/modelConfig.ts b/ai-assistant/src/config/modelConfig.ts
index 4bb755873c..4dd983bfc6 100644
--- a/ai-assistant/src/config/modelConfig.ts
+++ b/ai-assistant/src/config/modelConfig.ts
@@ -182,6 +182,29 @@ export const modelProviders: ModelProvider[] = [
       },
     ],
   },
+  {
+    id: 'deepseek',
+    name: 'DeepSeek',
+    icon: 'ai-providers:deepseek',
+    description: 'Integration with DeepSeek models',
+    fields: [
+      {
+        name: 'apiKey',
+        label: 'API Key',
+        type: 'text',
+        required: true,
+        placeholder: 'Your DeepSeek API key',
+      },
+      {
+        name: 'model',
+        label: 'Model',
+        type: 'select',
+        required: true,
+        options: ['deepseek-chat', 'deepseek-reasoner'],
+        default: 'deepseek-chat',
+      },
+    ],
+  },
   {
     id: 'local',
     name: 'Local Models',
diff --git a/ai-assistant/src/langchain/LangChainManager.ts b/ai-assistant/src/langchain/LangChainManager.ts
index 101ebd9eac..558be79ad9 100644
--- a/ai-assistant/src/langchain/LangChainManager.ts
+++ b/ai-assistant/src/langchain/LangChainManager.ts
@@ -15,6 +15,7 @@ import { ChatGoogleGenerativeAI } from '@langchain/google-genai';
 import { ChatMistralAI } from '@langchain/mistralai';
 import { ChatOllama } from '@langchain/ollama';
 import { AzureChatOpenAI, ChatOpenAI } from '@langchain/openai';
+import { ChatDeepSeek } from '@langchain/deepseek';
 import sanitizeHtml from 'sanitize-html';
 import AIManager, { Prompt } from '../ai/manager';
 import { basePrompt } from '../ai/prompts';
@@ -170,6 +171,16 @@ export default class LangChainManager extends AIManager {
             verbose: true,
           });
         }
+        case 'deepseek': {
+          if (!sanitizedConfig.apiKey) {
+            throw new Error('API key is required for DeepSeek');
+          }
+          return new ChatDeepSeek({
+            apiKey: sanitizedConfig.apiKey,
+            model: sanitizedConfig.model,
+            verbose: true,
+          });
+        }
         case 'local': {
           if (!sanitizedConfig.baseUrl) {
             throw new Error('Base URL is required for local models');
diff --git a/ai-assistant/src/utils/icons.ts b/ai-assistant/src/utils/icons.ts
index b5013582a1..821c04f20e 100644
--- a/ai-assistant/src/utils/icons.ts
+++ b/ai-assistant/src/utils/icons.ts
@@ -23,6 +23,9 @@ const aiProviderIcons = {
     google: {
       body: '<path fill="currentColor" d="M21.996 12.018a10.65 10.65 0 0 0-9.98 9.98h-.04c-.32-5.364-4.613-9.656-9.976-9.98v-.04c5.363-.32 9.656-4.613 9.98-9.976h.04c.324 5.363 4.617 9.656 9.98 9.98v.036z"/>',
     },
+    deepseek: {
+      body: '<path fill="currentColor" d="M5 4h6.5a6.5 6.5 0 0 1 0 16H5zm3 3v10h3.3a4 4 0 0 0 0-10z"/>',
+    },
     azure: {
       body: '<path fill="currentColor" d="M12.903 4.032L7 9.13l-5 9.065h4.548zm.839 1.226l-2.516 7.097L16 18.387l-9.355 1.58H22z"/>',
     },