HELP! I can't do 💩! Invalid Tool Input Schema: Unsupported JSON Schema Composition

Resolved 💬 3 comments Opened Jul 24, 2025 by Misty1334 Closed Jan 4, 2026

Bug Description
API Error: 400 {"type":"error","error":{"type":"invalid_request_error"
,"message":"tools.49.custom.input_schema: input_schema does not
support oneOf, allOf, or anyOf at the top level"}}

Environment Info

  • Platform: darwin
  • Terminal: WarpTerminal
  • Version: 1.0.59
  • Feedback ID: e51a1058-10f9-4795-b60c-c367530145d4

Errors

[{"error":"Error: Command failed: security find-generic-password -a $USER -w -s \"Claude Code\"\nsecurity: SecKeychainSearchCopyNext: The specified item could not be found in the keychain.\n\n    at genericNodeError (node:internal/errors:983:15)\n    at wrappedFn (node:internal/errors:537:14)\n    at checkExecSyncError (node:child_process:924:11)\n    at execSync (node:child_process:996:15)\n    at m7 (file:///Users/iMisty/.claude/local/node_modules/@anthropic-ai/claude-code/cli.js:865:5958)\n    at file:///Users/iMisty/.claude/local/node_modules/@anthropic-ai/claude-code/cli.js:777:48939\n    at Q (file:///Users/iMisty/.claude/local/node_modules/@anthropic-ai/claude-code/cli.js:674:14420)\n    at HJ (file:///Users/iMisty/.claude/local/node_modules/@anthropic-ai/claude-code/cli.js:777:46650)\n    at oH (file:///Users/iMisty/.claude/local/node_modules/@anthropic-ai/claude-code/cli.js:777:45517)\n    at Z9 (file:///Users/iMisty/.claude/local/node_modules/@anthropic-ai/claude-code/cli.js:777:51565)","timestamp":"2025-07-24T12:19:43.172Z"},{"error":"RangeError [ERR_CHILD_PROCESS_STDIO_MAXBUFFER]: stdout maxBuffer length exceeded\n    at Socket.onChildStdout (node:child_process:484:14)\n    at Socket.emit (node:events:507:28)\n    at Socket.emit (node:domain:489:12)\n    at addChunk (node:internal/streams/readable:559:12)\n    at readableAddChunkPushByteMode (node:internal/streams/readable:510:3)\n    at Readable.push (node:internal/streams/readable:390:5)\n    at Pipe.onStreamRead (node:internal/stream_base_commons:189:23)","timestamp":"2025-07-24T12:19:44.710Z"},{"error":"Error: 400 {\"type\":\"error\",\"error\":{\"type\":\"invalid_request_error\",\"message\":\"tools.49.custom.input_schema: input_schema does not support oneOf, allOf, or anyOf at the top level\"}}\n    at u4.generate (file:///Users/iMisty/.claude/local/node_modules/@anthropic-ai/claude-code/cli.js:1317:6428)\n    at mT.makeStatusError (file:///Users/iMisty/.claude/local/node_modules/@anthropic-ai/claude-code/cli.js:1334:2101)\n    at mT.makeRequest (file:///Users/iMisty/.claude/local/node_modules/@anthropic-ai/claude-code/cli.js:1334:5315)\n    at process.processTicksAndRejections (node:internal/process/task_queues:105:5)\n    at async TxB.ZG1.showErrors (file:///Users/iMisty/.claude/local/node_modules/@anthropic-ai/claude-code/cli.js:2699:14365)\n    at async ZG1 (file:///Users/iMisty/.claude/local/node_modules/@anthropic-ai/claude-code/cli.js:2299:5643)\n    at async TxB (file:///Users/iMisty/.claude/local/node_modules/@anthropic-ai/claude-code/cli.js:2699:14216)\n    at async file:///Users/iMisty/.claude/local/node_modules/@anthropic-ai/claude-code/cli.js:2699:9271\n    at async VL0 (file:///Users/iMisty/.claude/local/node_modules/@anthropic-ai/claude-code/cli.js:2699:1690)\n    at async Oe (file:///Users/iMisty/.claude/local/node_modules/@anthropic-ai/claude-code/cli.js:2699:9241)","timestamp":"2025-07-24T12:19:48.458Z"}]

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