diff --git a/.env.example b/.env.example
index 61d2a02067..fe378f481f 100644
--- a/.env.example
+++ b/.env.example
@@ -78,6 +78,9 @@ MASTODON_CLIENT_SECRET=""
 
 # Misc Settings
 OPENAI_API_KEY=""
+OPENAI_BASE_URL="https://openrouter.ai/api/v1" # Optional: Custom OpenAI-compatible base URL (e.g., for Ollama,OpenRouter, or other OpenAI-compatible APIs)
+OPENAI_CHAT_MODEL="gpt-4.1" # Optional: Custom model name (defaults to gpt-4.1 if not specified)
+OPENAI_IMAGE_MODEL="dall-e-3"
 NEXT_PUBLIC_DISCORD_SUPPORT=""
 NEXT_PUBLIC_POLOTNO=""
 # NOT_SECURED=false
diff --git a/apps/backend/src/api/routes/copilot.controller.ts b/apps/backend/src/api/routes/copilot.controller.ts
index ffd61391f6..7cf4bc8985 100644
--- a/apps/backend/src/api/routes/copilot.controller.ts
+++ b/apps/backend/src/api/routes/copilot.controller.ts
@@ -50,7 +50,8 @@ export class CopilotController {
       endpoint: '/copilot/chat',
       runtime: new CopilotRuntime(),
       serviceAdapter: new OpenAIAdapter({
-        model: 'gpt-4.1',
+        model: process.env.OPENAI_CHAT_MODEL || 'gpt-4.1',
+        baseURL: process.env.OPENAI_BASE_URL || 'https://api.openai.com/v1',
       }),
     });
 
@@ -97,7 +98,8 @@ export class CopilotController {
       runtime,
       // properties: req.body.variables.properties,
       serviceAdapter: new OpenAIAdapter({
-        model: 'gpt-4.1',
+        model: process.env.OPENAI_CHAT_MODEL || 'gpt-4.1',
+        baseURL: process.env.OPENAI_BASE_URL || 'https://api.openai.com/v1',
       }),
     });
 
diff --git a/libraries/nestjs-libraries/src/agent/agent.graph.insert.service.ts b/libraries/nestjs-libraries/src/agent/agent.graph.insert.service.ts
index 1a60b7399c..9305df37cb 100644
--- a/libraries/nestjs-libraries/src/agent/agent.graph.insert.service.ts
+++ b/libraries/nestjs-libraries/src/agent/agent.graph.insert.service.ts
@@ -10,8 +10,11 @@ import { PostsService } from '@gitroom/nestjs-libraries/database/prisma/posts/po
 
 const model = new ChatOpenAI({
   apiKey: process.env.OPENAI_API_KEY || 'sk-proj-',
-  model: 'gpt-4o-2024-08-06',
+  model: process.env.OPENAI_CHAT_MODEL || 'gpt-4o-2024-08-06',
   temperature: 0,
+  configuration: {
+    baseURL: process.env.OPENAI_BASE_URL || 'https://api.openai.com/v1',
+  },
 });
 
 interface WorkflowChannelsState {
diff --git a/libraries/nestjs-libraries/src/agent/agent.graph.service.ts b/libraries/nestjs-libraries/src/agent/agent.graph.service.ts
index d4697e3774..36ac3e1d86 100644
--- a/libraries/nestjs-libraries/src/agent/agent.graph.service.ts
+++ b/libraries/nestjs-libraries/src/agent/agent.graph.service.ts
@@ -23,13 +23,17 @@ const toolNode = new ToolNode(tools);
 
 const model = new ChatOpenAI({
   apiKey: process.env.OPENAI_API_KEY || 'sk-proj-',
-  model: 'gpt-4.1',
+  model: process.env.OPENAI_CHAT_MODEL || 'gpt-4.1',
   temperature: 0.7,
+  configuration: {
+    baseURL: process.env.OPENAI_BASE_URL || 'https://api.openai.com/v1',
+  },
 });
 
 const dalle = new DallEAPIWrapper({
   apiKey: process.env.OPENAI_API_KEY || 'sk-proj-',
-  model: 'dall-e-3',
+  model: process.env.OPENAI_IMAGE_MODEL || 'dall-e-3',
+  baseURL: process.env.OPENAI_BASE_URL || 'https://api.openai.com/v1',
 });
 
 interface WorkflowChannelsState {
diff --git a/libraries/nestjs-libraries/src/chat/load.tools.service.ts b/libraries/nestjs-libraries/src/chat/load.tools.service.ts
index 15679f4b2a..7e0760b87b 100644
--- a/libraries/nestjs-libraries/src/chat/load.tools.service.ts
+++ b/libraries/nestjs-libraries/src/chat/load.tools.service.ts
@@ -85,7 +85,7 @@ export class LoadToolsService {
       )}
 `;
       },
-      model: openai('gpt-4.1'),
+      model: openai(process.env.OPENAI_CHAT_MODEL || 'gpt-4.1'),
       tools,
       memory: new Memory({
         storage: pStore,
diff --git a/libraries/nestjs-libraries/src/database/prisma/autopost/autopost.service.ts b/libraries/nestjs-libraries/src/database/prisma/autopost/autopost.service.ts
index 0b3c66d253..8d3b91b833 100644
--- a/libraries/nestjs-libraries/src/database/prisma/autopost/autopost.service.ts
+++ b/libraries/nestjs-libraries/src/database/prisma/autopost/autopost.service.ts
@@ -33,15 +33,18 @@ interface WorkflowChannelsState {
 
 const model = new ChatOpenAI({
   apiKey: process.env.OPENAI_API_KEY || 'sk-proj-',
-  model: 'gpt-4.1',
+  model: process.env.OPENAI_CHAT_MODEL || 'gpt-4.1',
   temperature: 0.7,
+  configuration: {
+    baseURL: process.env.OPENAI_BASE_URL || 'https://api.openai.com/v1',
+  },
 });
 
 const dalle = new DallEAPIWrapper({
   apiKey: process.env.OPENAI_API_KEY || 'sk-proj-',
-  model: 'gpt-image-1',
+  model: process.env.OPENAI_IMAGE_MODEL || 'dall-e-3',
+  baseURL: process.env.OPENAI_BASE_URL || 'https://api.openai.com/v1',
 });
-
 const generateContent = z.object({
   socialMediaPostContent: z
     .string()
diff --git a/libraries/nestjs-libraries/src/openai/openai.service.ts b/libraries/nestjs-libraries/src/openai/openai.service.ts
index 7e47789215..05e2c10e3c 100644
--- a/libraries/nestjs-libraries/src/openai/openai.service.ts
+++ b/libraries/nestjs-libraries/src/openai/openai.service.ts
@@ -6,6 +6,7 @@ import { z } from 'zod';
 
 const openai = new OpenAI({
   apiKey: process.env.OPENAI_API_KEY || 'sk-proj-',
+  baseURL: process.env.OPENAI_BASE_URL || 'https://api.openai.com/v1',
 });
 
 const PicturePrompt = z.object({
@@ -23,7 +24,7 @@ export class OpenaiService {
       await openai.images.generate({
         prompt,
         response_format: isUrl ? 'url' : 'b64_json',
-        model: 'dall-e-3',
+        model: process.env.OPENAI_IMAGE_MODEL || 'dall-e-3',
         ...(isVertical ? { size: '1024x1792' } : {}),
       })
     ).data[0];
@@ -35,7 +36,7 @@ export class OpenaiService {
     return (
       (
         await openai.chat.completions.parse({
-          model: 'gpt-4.1',
+          model: process.env.OPENAI_CHAT_MODEL || 'gpt-4.1',
           messages: [
             {
               role: 'system',
@@ -56,7 +57,7 @@ export class OpenaiService {
     return (
       (
         await openai.chat.completions.parse({
-          model: 'gpt-4.1',
+          model: process.env.OPENAI_CHAT_MODEL || 'gpt-4.1',
           messages: [
             {
               role: 'system',
@@ -90,7 +91,7 @@ export class OpenaiService {
           ],
           n: 5,
           temperature: 1,
-          model: 'gpt-4.1',
+          model: process.env.OPENAI_CHAT_MODEL || 'gpt-4.1',
         }),
         openai.chat.completions.create({
           messages: [
@@ -106,7 +107,7 @@ export class OpenaiService {
           ],
           n: 5,
           temperature: 1,
-          model: 'gpt-4.1',
+          model: process.env.OPENAI_CHAT_MODEL || 'gpt-4.1',
         }),
       ])
     ).flatMap((p) => p.choices);
@@ -144,7 +145,7 @@ export class OpenaiService {
           content,
         },
       ],
-      model: 'gpt-4.1',
+      model: process.env.OPENAI_CHAT_MODEL || 'gpt-4.1',
     });
 
     const { content: articleContent } = websiteContent.choices[0].message;
@@ -164,7 +165,7 @@ export class OpenaiService {
     const posts =
       (
         await openai.chat.completions.parse({
-          model: 'gpt-4.1',
+          model: process.env.OPENAI_CHAT_MODEL || 'gpt-4.1',
           messages: [
             {
               role: 'system',
@@ -197,7 +198,7 @@ export class OpenaiService {
               return (
                 (
                   await openai.chat.completions.parse({
-                    model: 'gpt-4.1',
+                    model: process.env.OPENAI_CHAT_MODEL || 'gpt-4.1',
                     messages: [
                       {
                         role: 'system',
@@ -233,7 +234,7 @@ export class OpenaiService {
         const parse =
           (
             await openai.chat.completions.parse({
-              model: 'gpt-4.1',
+              model: process.env.OPENAI_CHAT_MODEL || 'gpt-4.1',
               messages: [
                 {
                   role: 'system',