[BUG] Claude code Unresponsible with status 529
Status Closed — not planned
Maintainer reply None cached
Activity 13 comments · opened Jan 28, 2026 · closed Mar 1, 2026
Preflight Checklist
- [x] I have searched existing issues and this hasn't been reported yet
- [x] This is a single bug report (please file separate reports for different bugs)
- [x] I am using the latest version of Claude Code
What's Wrong?
Hi, around 30 min experiencing issue 529, please take attention, please. Claude code totally not working
What Should Happen?
It's should work :)
Error Messages/Logs
{"type":"error","error":{"type":"overloaded_error","message":"Overloaded"},"request_id":"req_011CXZgUyBApCoRwLa3THmXT"}
Claude Model
Opus
Last Working Version
_No response_
Claude Code Version
v2.1.20
Platform
Anthropic API
Operating System
macOS
Terminal/Shell
Terminal.app (macOS)
Additional Information
_No response_
13 Comments
Same issue here. Recurring 529s and CC is unusable with Opus 4.5. Switching to Sonnet works for now.
same issue here
Here we go again, 529 returning also 500
Found 2 possible duplicate issues:
This issue will be automatically closed as a duplicate in 3 days.
🤖 Generated with Claude Code
same
+1
+1
+1
same here
same
now returns 500:
API Error: 500 {"type":"error","error":{"type":"api_error","message":"Internal server
error"},"request_id":"req_011CXZiLNqSc4JxX22zeTBws"}
Closing for now — inactive for too long. Please open a new issue if this is still relevant.
This issue has been automatically locked since it was closed and has not had any activity for 7 days. If you're experiencing a similar issue, please file a new issue and reference this one if it's relevant.