[Bug] Anthropic API Error: Socket connection closed unexpectedly

Resolved 💬 3 comments Opened Apr 28, 2026 by rajonker Closed May 2, 2026

Bug Description
API Error: The socket connection was closed unexpectedly. For more information, pass verbose: true in the second argument to fetch()

Environment Info

  • Platform: darwin
  • Terminal: Apple_Terminal
  • Version: 2.1.121
  • Feedback ID: 8299d4fa-da49-4b43-b2ad-782dfbc93afd

Errors

[{"error":"The socket connection was closed unexpectedly. For more information, pass `verbose: true` in the second argument to fetch()","timestamp":"2026-04-28T07:52:59.592Z"},{"error":"The socket connection was closed unexpectedly. For more information, pass `verbose: true` in the second argument to fetch()","timestamp":"2026-04-28T07:54:29.054Z"},{"error":"The socket connection was closed unexpectedly. For more information, pass `verbose: true` in the second argument to fetch()","timestamp":"2026-04-28T07:57:30.455Z"},{"error":"The socket connection was closed unexpectedly. For more information, pass `verbose: true` in the second argument to fetch()","timestamp":"2026-04-28T09:13:10.292Z"},{"error":"The socket connection was closed unexpectedly. For more information, pass `verbose: true` in the second argument to fetch()","timestamp":"2026-04-28T09:48:52.314Z"},{"error":"The socket connection was closed unexpectedly. For more information, pass `verbose: true` in the second argument to fetch()","timestamp":"2026-04-28T09:55:28.119Z"},{"error":"AxiosError: timeout of 5000ms exceeded\n    at <anonymous> (/$bunfs/root/src/entrypoints/cli.js:120:13282)\n    at emit (node:events:92:22)\n    at <anonymous> (/$bunfs/root/src/entrypoints/cli.js:119:3321)\n    at request (/$bunfs/root/src/entrypoints/cli.js:122:2467)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-04-28T09:55:48.130Z"},{"error":"Error: Failed to fetch version from https://downloads.claude.ai/claude-code-releases/latest: ECONNREFUSED\n    at Vw5 (/$bunfs/root/src/entrypoints/cli.js:2767:5533)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-04-28T10:21:18.018Z"},{"error":"Error: Failed to fetch version from https://downloads.claude.ai/claude-code-releases/latest: ECONNREFUSED\n    at Vw5 (/$bunfs/root/src/entrypoints/cli.js:2767:5533)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-04-28T10:21:18.019Z"},{"error":"Error: Failed to fetch version from https://downloads.claude.ai/claude-code-releases/latest: ECONNREFUSED\n    at Vw5 (/$bunfs/root/src/entrypoints/cli.js:2767:5533)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-04-28T10:51:18.025Z"},{"error":"Error: Failed to fetch version from https://downloads.claude.ai/claude-code-releases/latest: ECONNREFUSED\n    at Vw5 (/$bunfs/root/src/entrypoints/cli.js:2767:5533)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-04-28T10:51:18.025Z"},{"error":"Error: Connection error.\n    at makeRequest (/$bunfs/root/src/entrypoints/cli.js:50:4056)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-04-28T11:17:15.136Z"},{"error":"Error: ECONNREFUSED\n    at from (/$bunfs/root/src/entrypoints/cli.js:112:7862)\n    at <anonymous> (/$bunfs/root/src/entrypoints/cli.js:120:12867)\n    at emitError (node:events:43:23)\n    at <anonymous> (/$bunfs/root/src/entrypoints/cli.js:119:1149)\n    at emitError (node:events:43:23)\n    at <anonymous> (node:_http_client:253:22)\n    at processTicksAndRejections (native:7:39)\n    at request (/$bunfs/root/src/entrypoints/cli.js:122:2467)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-04-28T11:17:30.141Z"},{"error":"Error: Failed to fetch version from https://downloads.claude.ai/claude-code-releases/latest: ECONNREFUSED\n    at Vw5 (/$bunfs/root/src/entrypoints/cli.js:2767:5533)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-04-28T11:21:18.025Z"},{"error":"Error: Failed to fetch version from https://downloads.claude.ai/claude-code-releases/latest: ECONNREFUSED\n    at Vw5 (/$bunfs/root/src/entrypoints/cli.js:2767:5533)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-04-28T11:21:18.025Z"},{"error":"Error: Request was aborted.\n    at zG8 (/$bunfs/root/src/entrypoints/cli.js:5452:8020)\n    at A (/$bunfs/root/src/entrypoints/cli.js:258:16495)\n    at abort (unknown)\n    at <anonymous> (/$bunfs/root/src/entrypoints/cli.js:2657:7656)\n    at abort (unknown)\n    at L (/$bunfs/root/src/entrypoints/cli.js:9202:19026)\n    at N (/$bunfs/root/src/entrypoints/cli.js:9202:19242)\n    at us6 (/$bunfs/root/src/entrypoints/cli.js:516:32439)\n    at handleTerminalFocus (/$bunfs/root/src/entrypoints/cli.js:522:2039)\n    at LM1 (/$bunfs/root/src/entrypoints/cli.js:520:2053)","timestamp":"2026-04-28T11:22:32.106Z"},{"error":"Error: ECONNREFUSED\n    at from (/$bunfs/root/src/entrypoints/cli.js:112:7862)\n    at <anonymous> (/$bunfs/root/src/entrypoints…

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