[BUG] Excessive amounts of API error 529 and status.anthropic.com shows everything is working

Resolved 💬 18 comments Opened Jul 15, 2025 by lukidoescode Closed Jul 18, 2025

Environment

  • Platform (select one):
  • [x] Anthropic API
  • [ ] AWS Bedrock
  • [ ] Google Vertex AI
  • [ ] Other: <!-- specify -->
  • Claude CLI version: 1.0.51 (Claude Code)
  • Operating System: MacOS 15.5
  • Terminal: Wezterm/tmux

Bug Description

The 10 retries are omitted in the scrollback:

<img width="583" height="18" alt="Image" src="https://github.com/user-attachments/assets/2ffee944-3b55-45e9-9230-04da17881304" />

<img width="1094" height="992" alt="Image" src="https://github.com/user-attachments/assets/40724d3a-6a04-4e45-92e5-25f94b154723" />

Steps to Reproduce

  1. Type a prompt into claude code
  2. Press enter

Expected Behavior

The prompt is being executed since no outage is reported on status.claude.ai

Actual Behavior

HTTP request to the anthropic backend is being rejected.

Additional Context

This seems to be a reoccurring theme with anthropic just closing the tickets claiming it's not a systemic issue. We pay for a premium product, we expect premium performance. Please make status.anthropic.com into the platform for clear communications on outages that a status page is supposed to be or otherwise improve your comms (e.g. emails to customers for a heads-up).

View original on GitHub ↗

18 Comments

alpenstorm · 1 year ago

same here

omayhemo · 1 year ago
This seems to be a reoccurring theme with anthropic just closing the tickets claiming it's not a systemic issue.

My company is shelling out thousands a month for the dev team. Claiming there's not a systemic issue right now is a slap in the face to us. Gemini is looking pretty attractive right now.

wikytam · 1 year ago

I’m experiencing the same issue, even though I haven’t hit any usage limits It’s frustrating to get so many 529 errors when the status page shows everything is working fine.

V-Andriy · 1 year ago

Same issue

API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 1 seconds… (attempt 1/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 1 seconds… (attempt 1/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 1 seconds… (attempt 2/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 35 seconds… (attempt 8/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 1 seconds… (attempt 1/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 1 seconds… (attempt 2/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 2 seconds… (attempt 3/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 1 seconds… (attempt 1/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 1 seconds… (attempt 2/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 2 seconds… (attempt 3/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 5 seconds… (attempt 4/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 1 seconds… (attempt 1/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 1 seconds… (attempt 2/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 2 seconds… (attempt 3/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 1 seconds… (attempt 1/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 4 seconds… (attempt 4/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 9 seconds… (attempt 5/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 1 seconds… (attempt 1/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 1 seconds… (attempt 2/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 1 seconds… (attempt 1/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 2 seconds… (attempt 3/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 1 seconds… (attempt 2/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 2 seconds… (attempt 3/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 1 seconds… (attempt 1/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 1 seconds… (attempt 2/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 1 seconds… (attempt 1/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 1 seconds… (attempt 2/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 2 seconds… (attempt 3/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 4 seconds… (attempt 4/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 10 seconds… (attempt 5/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 1 seconds… (attempt 1/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 1 seconds… (attempt 2/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 2 seconds… (attempt 3/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 16 seconds… (attempt 6/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 4 seconds… (attempt 4/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 37 seconds… (attempt 7/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 1 seconds… (attempt 1/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 1 seconds… (attempt 1/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 1 seconds… (attempt 1/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 1 seconds… (attempt 1/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 1 seconds… (attempt 1/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 1 seconds… (attempt 2/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 1 seconds… (attempt 1/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 2 seconds… (attempt 3/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 1 seconds… (attempt 2/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 2 seconds… (attempt 3/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 1 seconds… (attempt 1/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 1 seconds… (attempt 2/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 2 seconds… (attempt 3/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 1 seconds… (attempt 1/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 1 seconds… (attempt 2/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 2 seconds… (attempt 3/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 4 seconds… (attempt 4/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 1 seconds… (attempt 1/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 1 seconds… (attempt 1/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 1 seconds… (attempt 2/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 1 seconds… (attempt 2/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 2 seconds… (attempt 3/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 2 seconds… (attempt 3/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 5 seconds… (attempt 4/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 8 seconds… (attempt 5/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 20 seconds… (attempt 6/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 1 seconds… (attempt 1/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 1 seconds… (attempt 1/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 1 seconds… (attempt 2/10)

speedgeil · 1 year ago

Same here on Max subscription. Not amused.

Jakepawl · 1 year ago

Usage has been cut in half and dumbed down. Inside info is they are using their servers to prioritize training for sonnet 4.5 to launch at the same time as xAI dedicated coding model. xAI coding logic is very close to sonnet 4 and has anthropic scrambling. xAI sucks at making designs but codes really well.

j-greig · 1 year ago

Was working for an hour or so around 7am UK time, now sgetting the API errors again in all instances of Claude Code

lukidoescode · 1 year ago
Usage has been cut in half and dumbed down. Inside info is they are using their servers to prioritize training for sonnet 4.5 to launch at the same time as xAI dedicated coding model. xAI coding logic is very close to sonnet 4 and has anthropic scrambling. xAI sucks at making designs but codes really well.

They should get their priorities straight. If the customer experience sucks, they will have to fight an uphill battle in the future convincing people to use their stuff, no matter how good it is. Claude Code is "good enough" as is. Anything more is "nice to have". But a working platform, that is absolutely crucial to me as a customer.

I will not switch to xAI. They do not have anything like Claude Code. I have tried all the other alternatives. They all pretty much suck in comparison to CC (if it works). So no reason for any kind of scrambling here.

Edit: If this continues, I will probably look for alternatives that might not be as feature rich, but that might offer better stability and do not sacrifice performance that users have paid for.

omayhemo · 1 year ago

The errors are back this morning. I'm about to nuke this account and switch back to Cursor.

RECHE23 · 1 year ago

Same here... Paying for Max.

It's getting really frustrating.

I feel like I can only get it to work right during the night. I need it for work during the day!

Oliver-Richter · 1 year ago

I'm paying for the Max x20 subscription, using Sonnet and getting constantly 529 errors, while https://status.anthropic.com/ says "everything fine with Claude Code" - I'm not amused.

⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 1 seconds… (attempt 1/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 1 seconds… (attempt 2/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 2 seconds… (attempt 3/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 5 seconds… (attempt 4/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 9 seconds… (attempt 5/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 18 seconds… (attempt 6/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 36 seconds… (attempt 7/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 38 seconds… (attempt 8/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 36 seconds… (attempt 9/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 36 seconds… (attempt 10/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 1 seconds… (attempt 1/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 1 seconds… (attempt 2/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 1 seconds… (attempt 1/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 1 seconds… (attempt 2/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 2 seconds… (attempt 3/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 5 seconds… (attempt 4/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 9 seconds… (attempt 5/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 17 seconds… (attempt 6/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 1 seconds… (attempt 1/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 1 seconds… (attempt 2/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 1 seconds… (attempt 1/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 1 seconds… (attempt 1/10)

rtidkeC4B · 1 year ago

API Error: 529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}} , I am getting this for a the last hours too , that too on Claude Max Sub

seemabhatta · 1 year ago

API Error: 529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}, getting this, claude code isn't working!!!!

rodrigomedinasilva · 1 year ago

Same here, keep getting api error 529 for at least 3 hours now

seungdori · 1 year ago

⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 40 seconds… (attempt 9/10)
⎿ API Error (529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded"}}) · Retrying in 33 seconds… (attempt 10/10)
⎿ API Error: 529 {"type":"error","error":{"type":"overloaded_error
","message":"Overloaded"}}

iGodly · 1 year ago

Same here, getting same errors for the last 2 hours

j-greig · 12 months ago

no errors anywhere for the first time all day (UK time)

github-actions[bot] · 11 months ago

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.