API Error (503 upstream connect error or disconnect/reset...
Status Fixed / completed
Maintainer reply ✓ Yes — dicksontsai
Activity 9 comments · opened Sep 10, 2025 · closed Sep 10, 2025
💡 Likely answer: A maintainer (dicksontsai, collaborator)
responded on this thread — see the highlighted reply below.
Bug Description
API Error (503 upstream connect error or disconnect/reset before headers
Environment Info
- Platform: darwin
- Terminal: Apple_Terminal
- Version: 1.0.110
- Feedback ID: e8548487-80dc-498b-9cee-b7d4d264f8ee
Errors
[{"error":"AxiosError: Request failed with status code 500\n at FN (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:715:1077)\n at IncomingMessage.Q0 (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:716:9955)\n at IncomingMessage.emit (node:events:519:35)\n at IncomingMessage.emit (node:domain:489:12)\n at endReadableNT (node:internal/streams/readable:1701:12)\n at process.processTicksAndRejections (node:internal/process/task_queues:90:21)\n at dB1.request (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:718:2088)\n at process.processTicksAndRejections (node:internal/process/task_queues:105:5)\n at async fA1 (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:2477:2752)\n at async Promise.all (index 0)\n at async F (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:3111:505)","timestamp":"2025-09-10T16:19:58.428Z"},{"error":"AxiosError: Request failed with status code 503\n at FN (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:715:1077)\n at IncomingMessage.Q0 (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:716:9955)\n at IncomingMessage.emit (node:events:519:35)\n at IncomingMessage.emit (node:domain:489:12)\n at endReadableNT (node:internal/streams/readable:1701:12)\n at process.processTicksAndRejections (node:internal/process/task_queues:90:21)\n at dB1.request (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:718:2088)\n at process.processTicksAndRejections (node:internal/process/task_queues:105:5)\n at async mT0 (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:2477:2949)","timestamp":"2025-09-10T16:19:58.563Z"},{"error":"Error: terminated\n at file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:991:6454\n at process.processTicksAndRejections (node:internal/process/task_queues:105:5)","timestamp":"2025-09-10T16:20:22.129Z"},{"error":"AxiosError: Request failed with status code 503\n at FN (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:715:1077)\n at IncomingMessage.Q0 (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:716:9955)\n at IncomingMessage.emit (node:events:519:35)\n at IncomingMessage.emit (node:domain:489:12)\n at endReadableNT (node:internal/streams/readable:1701:12)\n at process.processTicksAndRejections (node:internal/process/task_queues:90:21)\n at dB1.request (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:718:2088)\n at process.processTicksAndRejections (node:internal/process/task_queues:105:5)\n at async Eg1 (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:2477:3190)\n at async J (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:3111:917)","timestamp":"2025-09-10T16:21:57.247Z"},{"error":"Error: terminated\n at file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:991:6454\n at process.processTicksAndRejections (node:internal/process/task_queues:105:5)","timestamp":"2025-09-10T16:22:38.012Z"},{"error":"SyntaxError: Unexpected token 'A', \"API Error:\"... is not valid JSON\n at JSON.parse (<anonymous>)\n at file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:733:9932\n at Q (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:713:13288)\n at Je2 (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:1115:1982)\n at process.processTicksAndRejections (node:internal/process/task_queues:105:5)","timestamp":"2025-09-10T16:22:38.021Z"},{"error":"Error: 503 upstream connect error or disconnect/reset before headers. reset reason: remote connection failure, transport failure reason: delayed connect error: Connection refused\n at I4.generate (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:983:2656)\n at xT.makeStatusError (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:1000:2131)\n at xT.makeRequest (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:1000:5344)\n at process.processTicksAndRejections (node:internal/process/task_queues:105:5)\n at async $Y1.showErrors (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:1899:29389)\n at async $Y1 (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:1899:17996)\n at async k7B (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:1899:29216)\n at async file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:1899:24065\n at async KE0 (file:///opt/homebrew/lib/node_modules
Note: Error logs were truncated.
9 Comments
Identified - APIs and Claude.ai are down. Services will be restored as soon as possible.
Sep 10, 2025 - 16:28 UTC [https://status.anthropic.com/](url)
<img width="1906" height="532" alt="Image" src="https://github.com/user-attachments/assets/474401bc-3365-42c7-b9ba-854a4df318c3" />
Same here. Getting the same error.
Same here
<img width="1868" height="392" alt="Image" src="https://github.com/user-attachments/assets/600b4655-1335-4a48-a8dd-b94f93450ca7" />
claude came back me
looks like its restored now
https://status.anthropic.com/incidents/k6gkm2b8cjk9 is marked as resolved.
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.