diff --git a/api/main.py b/api/main.py
index c50a0a0..ed04c66 100644
--- a/api/main.py
+++ b/api/main.py
@@ -1,6 +1,7 @@
 import os
 import httpx
 import fastapi
+from keys import Keys
 
 from starlette.requests import Request
 from starlette.responses import StreamingResponse
@@ -31,33 +32,43 @@ async def startup_event():
     security.enable_proxy()
     security.ip_protection_check()
 
+    # Setup key cache
+    Keys()
+
 @app.get('/')
 async def root():
     """Returns the root endpoint."""
 
     return {
         'status': 'ok',
-        'discord': 'https://discord.gg/mX9BYdFeQF',
+        'discord': 'https://discord.gg/85gdcd57Xr',
         'github': 'https://github.com/Luna-OSS'
     }
 
 async def _reverse_proxy(request: Request):
     target_url = f'https://api.openai.com/v1/{request.url.path}'
-
+    key = Keys.get(request.body()['model'])
+    if not key:
+        return fastapi.responses.JSONResponse(
+            status_code=400,
+            content={
+                'error': 'No API Key for model given, please try again with a valid model.'
+            }
+        )
     request_to_api = target_api_client.build_request(
         method=request.method,
         url=target_url,
         headers={
-            'Authorization': 'Bearer ' + os.getenv('OPENAI_KEY'),
+            'Authorization': 'Bearer ' + key,
             'Content-Type': 'application/json'
         },
         content=await request.body(),
     )
 
     api_response = await target_api_client.send(request_to_api, stream=True)
-
+    
     print(f'[{request.method}] {request.url.path} {api_response.status_code}')
-
+    Keys(key).unlock()
     return StreamingResponse(
         api_response.aiter_raw(),
         status_code=api_response.status_code,