diff --git a/.env.example b/.env.example
index 9a017b3ac..a5fcb68e3 100644
--- a/.env.example
+++ b/.env.example
@@ -74,6 +74,10 @@ MASTODON_CLIENT_SECRET=""
 
 # Misc Settings
 OPENAI_API_KEY=""
+OPENAI_BASE_URL="https://api.openai.com/v1" #default, can be omitted
+OPENAI_TEXT_MODEL="gpt-4.1" #default, can be omitted
+OPENAI_TEXT_MODEL_MINI="gpt-4o-mini" #default, can be omitted
+OPENAI_IMAGE_MODEL="dall-e-3" #default, can be omitted
 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 581343fbb..97b8c76d4 100644
--- a/apps/backend/src/api/routes/copilot.controller.ts
+++ b/apps/backend/src/api/routes/copilot.controller.ts
@@ -14,8 +14,7 @@ export class CopilotController {
   @Post('/chat')
   chat(@Req() req: Request, @Res() res: Response) {
     if (
-      process.env.OPENAI_API_KEY === undefined ||
-      process.env.OPENAI_API_KEY === ''
+      !process.env.OPENAI_API_KEY && !process.env.OPENAI_BASE_URL // if using offical OpenAI API, abort if no key
     ) {
       Logger.warn('OpenAI API key not set, chat functionality will not work');
       return;
@@ -29,8 +28,8 @@ export class CopilotController {
           // @ts-ignore
           req?.body?.variables?.data?.metadata?.requestType ===
           'TextareaCompletion'
-            ? 'gpt-4o-mini'
-            : 'gpt-4.1',
+            ? (process.env.OPENAI_TEXT_MODEL_MINI || 'gpt-4o-mini')
+            : (process.env.OPENAI_TEXT_MODEL || 'gpt-4.1'),
       }),
     });
 
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 1a60b7399..b263e1c90 100644
--- a/libraries/nestjs-libraries/src/agent/agent.graph.insert.service.ts
+++ b/libraries/nestjs-libraries/src/agent/agent.graph.insert.service.ts
@@ -9,8 +9,7 @@ import { agentTopics } from '@gitroom/nestjs-libraries/agent/agent.topics';
 import { PostsService } from '@gitroom/nestjs-libraries/database/prisma/posts/posts.service';
 
 const model = new ChatOpenAI({
-  apiKey: process.env.OPENAI_API_KEY || 'sk-proj-',
-  model: 'gpt-4o-2024-08-06',
+  model: process.env.OPENAI_TEXT_MODEL || 'gpt-4o-2024-08-06',
   temperature: 0,
 });
 
diff --git a/libraries/nestjs-libraries/src/agent/agent.graph.service.ts b/libraries/nestjs-libraries/src/agent/agent.graph.service.ts
index d4697e377..92f22449b 100644
--- a/libraries/nestjs-libraries/src/agent/agent.graph.service.ts
+++ b/libraries/nestjs-libraries/src/agent/agent.graph.service.ts
@@ -22,14 +22,12 @@ const tools = !process.env.TAVILY_API_KEY
 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_TEXT_MODEL || 'gpt-4.1',
   temperature: 0.7,
 });
 
 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',
 });
 
 interface WorkflowChannelsState {
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 0b3c66d25..b84bc7895 100644
--- a/libraries/nestjs-libraries/src/database/prisma/autopost/autopost.service.ts
+++ b/libraries/nestjs-libraries/src/database/prisma/autopost/autopost.service.ts
@@ -32,14 +32,12 @@ interface WorkflowChannelsState {
 }
 
 const model = new ChatOpenAI({
-  apiKey: process.env.OPENAI_API_KEY || 'sk-proj-',
-  model: 'gpt-4.1',
+  model:  process.env.OPENAI_TEXT_MODEL || 'gpt-4.1',
   temperature: 0.7,
 });
 
 const dalle = new DallEAPIWrapper({
-  apiKey: process.env.OPENAI_API_KEY || 'sk-proj-',
-  model: 'gpt-image-1',
+  model: process.env.OPENAI_IMAGE_MODEL || 'gpt-image-1',
 });
 
 const generateContent = z.object({
diff --git a/libraries/nestjs-libraries/src/openai/openai.service.ts b/libraries/nestjs-libraries/src/openai/openai.service.ts
index 709ce0eac..3acb144d4 100644
--- a/libraries/nestjs-libraries/src/openai/openai.service.ts
+++ b/libraries/nestjs-libraries/src/openai/openai.service.ts
@@ -4,9 +4,7 @@ import { shuffle } from 'lodash';
 import { zodResponseFormat } from 'openai/helpers/zod';
 import { z } from 'zod';
 
-const openai = new OpenAI({
-  apiKey: process.env.OPENAI_API_KEY || 'sk-proj-',
-});
+const openai = new OpenAI({});
 
 const PicturePrompt = z.object({
   prompt: z.string(),
@@ -23,7 +21,7 @@ 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 +33,7 @@ export class OpenaiService {
     return (
       (
         await openai.beta.chat.completions.parse({
-          model: 'gpt-4.1',
+          model: process.env.OPENAI_TEXT_MODEL || 'gpt-4.1',
           messages: [
             {
               role: 'system',
@@ -90,7 +88,7 @@ export class OpenaiService {
           ],
           n: 5,
           temperature: 1,
-          model: 'gpt-4.1',
+          model: process.env.OPENAI_TEXT_MODEL || 'gpt-4.1',
         }),
         openai.chat.completions.create({
           messages: [
@@ -106,7 +104,7 @@ export class OpenaiService {
           ],
           n: 5,
           temperature: 1,
-          model: 'gpt-4.1',
+          model: process.env.OPENAI_TEXT_MODEL || 'gpt-4.1',
         }),
       ])
     ).flatMap((p) => p.choices);
@@ -144,7 +142,7 @@ export class OpenaiService {
           content,
         },
       ],
-      model: 'gpt-4.1',
+      model: process.env.OPENAI_TEXT_MODEL || 'gpt-4.1',
     });
 
     const { content: articleContent } = websiteContent.choices[0].message;
@@ -164,7 +162,7 @@ export class OpenaiService {
     const posts =
       (
         await openai.beta.chat.completions.parse({
-          model: 'gpt-4.1',
+          model: process.env.OPENAI_TEXT_MODEL || 'gpt-4.1',
           messages: [
             {
               role: 'system',
@@ -197,7 +195,7 @@ export class OpenaiService {
               return (
                 (
                   await openai.beta.chat.completions.parse({
-                    model: 'gpt-4.1',
+                    model: process.env.OPENAI_TEXT_MODEL || 'gpt-4.1',
                     messages: [
                       {
                         role: 'system',