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Create eval

An MCP tool from the OpenAI API server, hosted on mcp.hjlabs.in.

Create eval Create the structure of an evaluation that can be used to test a model's performance. An evaluation is a set of testing criteria and the config for a data source, which dictates the schema of the… [POST /evals]

Name on the gateway: openai_api__create_eval · may change things.

Parameters

NameTypeDescription
namestringThe name of the evaluation.
metadataobjectSet of 16 key-value pairs that can be attached to an object. This can be…
data_source_config requiredobjectThe configuration for the data source used for the evaluation runs. Dictates…
testing_criteria requiredarrayA list of graders for all eval runs in this group. Graders can reference…

How to call it

Through the Smart Gateway, any client can run it by name with call_tool, or let the gateway find it with search_tools:

call_tool arguments
{
  "name": "openai_api__create_eval",
  "arguments": {
    "data_source_config": "…",
    "testing_criteria": []
  }
}

Or connect the OpenAI API server directly, which lists 371 tools including this one:

Run in your terminal
claude mcp add --transport http hj-openai-api https://mcp.hjlabs.in/mcp/openai-api \
  --header "Authorization: Bearer YOUR_API_KEY"

Try asking

Use the create eval tool with name set to ….

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