[Bug] Anthropic API Error: Internal Server Error (500)

Status Fixed / completed
Maintainer reply None cached
Activity 10 comments · opened Nov 18, 2025 · closed Nov 18, 2025

Bug Description
API Error: 500 {"type":"error","error":{"type":"api_error","message":"Internal server error"},"request_id":"req_011CVF2snyhxbkfwtS5yqr5m"}

Environment Info

  • Platform: darwin
  • Terminal: vscode
  • Version: 2.0.44
  • Feedback ID: faf42445-2c61-46d3-a6f9-d626feffcf76

Errors

[{"error":"Error: 500 {\"type\":\"error\",\"error\":{\"type\":\"api_error\",\"message\":\"Internal server error\"},\"request_id\":\"req_011CVF2rq9ekbfiLMMSNUJP3\"}\n    at W9.generate (file:///Users/matvii/.claude/local/node_modules/@anthropic-ai/claude-code/cli.js:435:18198)\n    at i_.makeStatusError (file:///Users/matvii/.claude/local/node_modules/@anthropic-ai/claude-code/cli.js:715:2117)\n    at i_.makeRequest (file:///Users/matvii/.claude/local/node_modules/@anthropic-ai/claude-code/cli.js:715:5341)\n    at process.processTicksAndRejections (node:internal/process/task_queues:105:5)\n    at async Zt2.CsA.model (file:///Users/matvii/.claude/local/node_modules/@anthropic-ai/claude-code/cli.js:3596:14569)\n    at async CsA (file:///Users/matvii/.claude/local/node_modules/@anthropic-ai/claude-code/cli.js:1830:39781)\n    at async Zt2 (file:///Users/matvii/.claude/local/node_modules/@anthropic-ai/claude-code/cli.js:3596:14723)\n    at async file:///Users/matvii/.claude/local/node_modules/@anthropic-ai/claude-code/cli.js:3596:7908\n    at async zv1 (file:///Users/matvii/.claude/local/node_modules/@anthropic-ai/claude-code/cli.js:1594:1971)\n    at async f6A (file:///Users/matvii/.claude/local/node_modules/@anthropic-ai/claude-code/cli.js:3596:7878)","timestamp":"2025-11-18T08:23:30.984Z"},{"error":"Error: 500 {\"type\":\"error\",\"error\":{\"type\":\"api_error\",\"message\":\"Internal server error\"},\"request_id\":\"req_011CVF2snyhxbkfwtS5yqr5m\"}\n    at W9.generate (file:///Users/matvii/.claude/local/node_modules/@anthropic-ai/claude-code/cli.js:435:18198)\n    at i_.makeStatusError (file:///Users/matvii/.claude/local/node_modules/@anthropic-ai/claude-code/cli.js:715:2117)\n    at i_.makeRequest (file:///Users/matvii/.claude/local/node_modules/@anthropic-ai/claude-code/cli.js:715:5341)\n    at process.processTicksAndRejections (node:internal/process/task_queues:105:5)\n    at async Zt2.CsA.model (file:///Users/matvii/.claude/local/node_modules/@anthropic-ai/claude-code/cli.js:3596:14569)\n    at async CsA (file:///Users/matvii/.claude/local/node_modules/@anthropic-ai/claude-code/cli.js:1830:39781)\n    at async Zt2 (file:///Users/matvii/.claude/local/node_modules/@anthropic-ai/claude-code/cli.js:3596:14723)\n    at async file:///Users/matvii/.claude/local/node_modules/@anthropic-ai/claude-code/cli.js:3596:7908\n    at async zv1 (file:///Users/matvii/.claude/local/node_modules/@anthropic-ai/claude-code/cli.js:1594:1971)\n    at async f6A (file:///Users/matvii/.claude/local/node_modules/@anthropic-ai/claude-code/cli.js:3596:7878)","timestamp":"2025-11-18T08:23:44.081Z"}]

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10 Comments

deikka · 9 months ago

Same here

github-actions[bot] · 9 months ago

---

Found 3 possible duplicate issues:

  1. https://github.com/anthropics/claude-code/issues/11827
  2. https://github.com/anthropics/claude-code/issues/11830
  3. https://github.com/anthropics/claude-code/issues/3868

This issue will be automatically closed as a duplicate in 3 days.

  • If your issue is a duplicate, please close it and 👍 the existing issue instead
  • To prevent auto-closure, add a comment or 👎 this comment

🤖 Generated with Claude Code

---

dml0sc · 9 months ago

Same issue
API Error: 500
{"type":"error","error":{"type":"api_error","message":"Internal server
error"},"request_id":

seojh5939 · 9 months ago

Same issue
API Error: 500 {"type":"error","error":{"type":"api_error","message":"Internal server error"},"request_id":""}

kuznero · 9 months ago

Older versions of Claude Code also has the same issue.

mhonsel · 9 months ago

Same here. Tried various versions.

kihaki · 9 months ago

Same same

ishanzenon · 9 months ago

There is an outage on Sonnet 4.5 with Claude Code, as per https://status.claude.com/

shawnm-anthropic · 9 months ago

https://status.claude.com/incidents/4bvvh93qjl25 - We should be recovered now. Thank you for reporting.

github-actions[bot] · 9 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.