openai / openai/openai-openapi

Error property for MCPToolCall and MCPListTools is specified as string instead of object

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#531 1 comment 0 reactions 0 assignees View on GitHub

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bug specification
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Description

Both properties are defined as

error:
  anyOf:
    - type: string
    - type: "null"

But the response from the service is

"error": {
  "type": "http_error",
  "code": 424,
  "message": "424: "
}

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First steps

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  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Research direction

Find the OpenAPI definitions for MCPToolCall and MCPListTools and inspect their error properties against the response example in the issue. Update the schemas so the documented error shape matches the object response while retaining nullability, then validate the specification if the repository provides a schema check.

Written by the indexing model from the issue text.

Assessment

Tech stack
openapi
Domain
api
Issue type
Bug
Difficulty
2/5
Estimated time
1-3 hours
Activity status
Quiet
Clarity
Mostly clear
Newbie friendliness
65/100

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