Invalid JSON Encoding in API Request Body

Resolved 💬 2 comments Opened Aug 8, 2025 by sammywachtel Closed Aug 8, 2025

Bug Description
I keep getting the following error and I'm not sure what's causing it. API Error: 400 {"type":"error","error":{"type":"invalid_request_error","message":"The request body is not valid JSON: no low surrogate in string: line 1 column 54841 (char
54840)"}}

Environment Info

  • Platform: darwin
  • Terminal: Apple_Terminal
  • Version: 1.0.71
  • Feedback ID:

Errors

[{"error":"AxiosError: Request failed with status code 403\n    at VN (file:///Users/username/.nvm/versions/node/v22.16.0/lib/node_modules/@anthropic-ai/claude-code/cli.js:682:1077)\n    at Unzip.J0 (file:///Users/username/.nvm/versions/node/v22.16.0/lib/node_modules/@anthropic-ai/claude-code/cli.js:683:9955)\n    at Unzip.emit (node:events:530:35)\n    at Unzip.emit (node:domain:489:12)\n    at endReadableNT (node:internal/streams/readable:1698:12)\n    at process.processTicksAndRejections (node:internal/process/task_queues:90:21)\n    at $B1.request (file:///Users/username/.nvm/versions/node/v22.16.0/lib/node_modules/@anthropic-ai/claude-code/cli.js:685:2088)\n    at process.processTicksAndRejections (node:internal/process/task_queues:105:5)\n    at async uK8 (file:///Users/username/.nvm/versions/node/v22.16.0/lib/node_modules/@anthropic-ai/claude-code/cli.js:2289:470)\n    at async Promise.all (index 0)\n    at async file:///Users/username/.nvm/versions/node/v22.16.0/lib/node_modules/@anthropic-ai/claude-code/cli.js:2275:19497","timestamp":"2025-08-08T14:48:40.786Z"}]

View original on GitHub ↗

This issue has 2 comments on GitHub. Read the full discussion on GitHub ↗