500 Internal Server Error (API Error)

Question

## Bug Report

**User tier:** Max subscriber

**Error:**
```
API Error: 500 {"type":"error","error":{"type":"api_error","message":"Internal server error"},"request_id":"req_011CZriNpXacyc7P4ijWxapS"}
```

**Request ID:** `req_011CZriNpXacyc7P4ijWxapS`

**Context:**
- Platform: macOS (Darwin 25.1.0)
- Model: claude-opus-4-6 (1M context)
- CLI version: Claude Code (latest)

This was an unrecoverable 500 from the API during a normal session.