Invalid API Model Name Causing 400 Bad Request Error

Resolved 💬 7 comments Opened Jun 30, 2025 by ykadlemakki-jnpr Closed Aug 20, 2025

Bug Description
seeing 400 API error continously - API Error: 400 {"type":"error","error":{"type":"invalid_request_error","message":"system: Invalid model name"}}

Environment Info

  • Platform: darwin
  • Terminal: Apple_Terminal
  • Version: 1.0.35
  • Feedback ID: c9e58807-8565-497a-bf90-af3bf897da04

Errors

[{"error":"Error: Language not supported while highlighting code, falling back to markdown: \n    at eD (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:1469:1184)\n    at file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:1469:912\n    at Array.map (<anonymous>)\n    at mK (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:1469:903)\n    at vR2 (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:1923:9268)\n    at uE (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:80:19803)\n    at tT (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:82:42555)\n    at rT (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:82:38104)\n    at _$ (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:82:38032)\n    at YU (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:82:37886)","timestamp":"2025-06-28T16:17:25.068Z"},{"error":"Error: Language not supported while highlighting code, falling back to markdown: \n    at eD (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:1469:1184)\n    at file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:1469:912\n    at Array.map (<anonymous>)\n    at mK (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:1469:903)\n    at vR2 (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:1923:9268)\n    at uE (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:80:19803)\n    at tT (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:82:42555)\n    at rT (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:82:38104)\n    at _$ (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:82:38032)\n    at YU (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:82:37886)","timestamp":"2025-06-28T16:19:51.296Z"},{"error":"Error: Language not supported while highlighting code, falling back to markdown: template\n    at file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:1367:418\n    at Object.useMemo (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:80:26276)\n    at aH9.useMemo (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:46:15576)\n    at KW (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:1367:312)\n    at uE (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:80:19803)\n    at tT (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:82:42555)\n    at rT (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:82:38104)\n    at _$ (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:82:38032)\n    at YU (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:82:37886)\n    at oW (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:82:34976)","timestamp":"2025-06-28T17:27:40.495Z"},{"error":"Error: Language not supported while highlighting code, falling back to markdown: \n    at eD (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:1469:1184)\n    at file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:1469:912\n    at Array.map (<anonymous>)\n    at mK (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:1469:903)\n    at vR2 (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:1923:9268)\n    at uE (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:80:19803)\n    at tT (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:82:42555)\n    at rT (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:82:38104)\n    at _$ (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:82:38032)\n    at YU (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:82:37886)","timestamp":"2025-06-28T17:27:40.532Z"},{"error":"Error: Language not supported while highlighting code, falling back to markdown: \n    at eD (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:1469:1184)\n    at file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:1469:912\n    at Array.map (<anonymous>)\n    at mK (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:1469:903)\n    at uR2 (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:1923:

Note: Error logs were truncated.

View original on GitHub ↗

This issue has 7 comments on GitHub. Read the full discussion on GitHub ↗