Invalid JSON Request: Malformed Low Surrogate in API Payload

Bug Description
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
115361 (char 115360)"},"request_id":"req_011CSLPWLaRjvxwCVKXLfN1F"}

Environment Info

• Platform: win32
• Terminal: vscode
• Version: 1.0.86
• Feedback ID: 3795f394-a354-4d13-8aee-37f8e8527cc7

Errors

[{"error":"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 115361 (char 115360)\"},\"request_id\":\"req_011CSLPUVacP1VPpoHF6Fxd2\"}\n    at b4.generate (file:///C:/Users/provi/AppData/Roaming/npm/node_modules/@anthropic-ai/claude-code/cli.js:932:2412)\n    at dP.makeStatusError (file:///C:/Users/provi/AppData/Roaming/npm/node_modules/@anthropic-ai/claude-code/cli.js:949:2101)\n    at dP.makeRequest (file:///C:/Users/provi/AppData/Roaming/npm/node_modules/@anthropic-ai/claude-code/cli.js:949:5315)\n    at process.processTicksAndRejections (node:internal/process/task_queues:105:5)\n    at async LD1.showErrors (file:///C:/Users/provi/AppData/Roaming/npm/node_modules/@anthropic-ai/claude-code/cli.js:1904:27238)\n    at async LD1 (file:///C:/Users/provi/AppData/Roaming/npm/node_modules/@anthropic-ai/claude-code/cli.js:1904:16345)\n    at async l9B (file:///C:/Users/provi/AppData/Roaming/npm/node_modules/@anthropic-ai/claude-code/cli.js:1904:27089)\n    at async file:///C:/Users/provi/AppData/Roaming/npm/node_modules/@anthropic-ai/claude-code/cli.js:1904:22183\n    at async dH0 (file:///C:/Users/provi/AppData/Roaming/npm/node_modules/@anthropic-ai/claude-code/cli.js:1904:3514)\n    at async V11 (file:///C:/Users/provi/AppData/Roaming/npm/node_modules/@anthropic-ai/claude-code/cli.js:1904:22153)","timestamp":"2025-08-21T06:33:26.890Z"},{"error":"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 115361 (char 115360)\"},\"request_id\":\"req_011CSLPWLaRjvxwCVKXLfN1F\"}\n    at b4.generate (file:///C:/Users/provi/AppData/Roaming/npm/node_modules/@anthropic-ai/claude-code/cli.js:932:2412)\n    at dP.makeStatusError (file:///C:/Users/provi/AppData/Roaming/npm/node_modules/@anthropic-ai/claude-code/cli.js:949:2101)\n    at dP.makeRequest (file:///C:/Users/provi/AppData/Roaming/npm/node_modules/@anthropic-ai/claude-code/cli.js:949:5315)\n    at process.processTicksAndRejections (node:internal/process/task_queues:105:5)\n    at async LD1.showErrors (file:///C:/Users/provi/AppData/Roaming/npm/node_modules/@anthropic-ai/claude-code/cli.js:1904:27238)\n    at async LD1 (file:///C:/Users/provi/AppData/Roaming/npm/node_modules/@anthropic-ai/claude-code/cli.js:1904:16345)\n    at async l9B (file:///C:/Users/provi/AppData/Roaming/npm/node_modules/@anthropic-ai/claude-code/cli.js:1904:27089)\n    at async file:///C:/Users/provi/AppData/Roaming/npm/node_modules/@anthropic-ai/claude-code/cli.js:1904:22183\n    at async dH0 (file:///C:/Users/provi/AppData/Roaming/npm/node_modules/@anthropic-ai/claude-code/cli.js:1904:3514)\n    at async V11 (file:///C:/Users/provi/AppData/Roaming/npm/node_modules/@anthropic-ai/claude-code/cli.js:1904:22153)","timestamp":"2025-08-21T06:33:52.003Z"}]