[Bug] Anthropic API Error: 500 Internal Server Error with Claude Opus 4.6

Bug Description
500 return from api using Opus 4.6

Environment Info

• Platform: linux
• Terminal: tmux
• Version: 2.1.77
• Feedback ID: 1396b7d8-4f3b-4f8d-8e2c-3c1faa9191b0

Errors

[{"error":"Error: 500 {\"type\":\"error\",\"error\":{\"type\":\"api_error\",\"message\":\"Internal server error\"},\"request_id\":\"req_011CZ9DtFkuZdo454fXxoPei\"}\n    at generate (/$bunfs/root/src/entrypoints/cli.js:408:9268)\n    at makeRequest (/$bunfs/root/src/entrypoints/cli.js:447:5435)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-03-17T19:42:41.266Z"}]