API 500 Internal Server Error on every request

Question

**Describe the bug**

Every request via Claude Code returns a 500 Internal Server Error.

**Error message**
```
API Error: 500
{"type":"error","error":{"type":"api_error","message":"Internal server error"}}
```

**Steps to reproduce**
1. Run any prompt in Claude Code
2. Observe 500 error on every request

**Environment**
- Using Claude Code with claude.ai account directly (not API key)
- Issue affects 100% of requests

**Expected behavior**

Requests should complete successfully.

**Additional c