Bug Report

Seeing the same thing: ⎿  API Error: 500 {"type":"error","error":{"type":"api_error","message":"Internal server error"},"request_id":null}

Now:
API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"},"request_id":null}) · Retrying in 4 seconds… (attempt 4/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"},"request_id":null}) · Retrying in 9 seconds… (attempt 5/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"},"request_id":null}) · Retrying in 19 seconds… (attempt 6/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"},"request_id":null}) · Retrying in 37 seconds… (attempt 7/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"},"request_id":null}) · Retrying in 34 seconds… (attempt 8/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"},"request_id":null}) · Retrying in 38 seconds… (attempt 9/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"},"request_id":null}) · Retrying in 35 seconds… (attempt 10/10)
⎿  API Error: 529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"},"request_id":null}

Getting the same error very frequently. any updates here?

same here

same here

Just started getting this now on every prompt too

same here

same

same here

In my case, I was using a custom mcp server, but I haven't conformed the tool call result.

• https://modelcontextprotocol.io/specification/2025-06-18/schema#calltoolresult

same here

same here

same here :(

same here wtf lol

is claude down?

Is this a $200 service lol

same - evaluating for company wide use, not looking good!

today i have only 2 hrs time to work on my project now this happened thanks claude

same here

same here

same here

same here

same here

same here

same here

Same here

all operational according https://status.claude.com/

Same

same here

It's only Opus problem, if you try Sonnet model works fine for me

It's only Opus problem, if you try Sonnet model works fine for me

how to switch?

> It's only Opus problem, if you try Sonnet model works fine for me how to switch?

via /model slash command, you can manually change AI model

same

same. using Sonnet

codex it is

Same here, with opus on claude chat or claude code i get overloaded error message
According to https://status.claude.com/ it's in process :

Sep 24, 2025
Unresolved incident: Elevated errors on Claude Opus 4 and Opus 4.1.

Same here ⎿  API Error: 500 {"type":"error","error":{"type":"api_error","message":"Overloaded"},"request_id":null}

same

Same here

API Error: 500
{"type":"error","error":{"type":"api_error","message":"Overloaded"},"request_id":null}

i have just used /model and switched to sonnet and now it is working. There should be something wrong with OPUS

sonnet doesnt work either

same

same

codex it is

I just tested it and wow it's like an old version of Claude

opus 4.1 broken. only sonnet works for me to bypass this api 500 error

it's happening again for me

same for me here; changing from Opus to Sonnet helped

it has been solved, and it appears again

I haven't seen it in console, but after changing to new UI today I get the same error
API Error: 500 {"type":"error","error":{"type":"api_error","message":"Internal server error"},"request_id":null}

have seen this like 20 times since morning.

⎿  API Error: 500 {"type":"error","error":{"type":"api_error","message":"Internal server error"},"request_id":null}

Same. Using VS Code Claude Code

I am having the same bug
⎿ API Error: 500 {"type":"error","error":{"type":"api_error","message":"Internal server error"},"request_id":null}

Getting this too with Claude Code 2.0 and the latest Sonnet 4.5 model. Sometimes a continue nudge gets it working again, other times I need to start a new conversation.

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