JSON schema response format for structured outputs.
{ "$schema": "https://json-schema.org/draft/2020-12/schema", "$id": "#/components/schemas/ResponseFormatJson", "title": "ResponseFormatJson", "additionalProperties": false, "properties": { "type": { "const": "json_schema", "title": "Type", "type": "string", "description": "The response format type, always `json_schema`." }, "json_schema": { "$ref": "#/components/schemas/JsonSchema", "description": "The JSON schema definition." } }, "required": [ "type", "json_schema" ], "type": "object", "description": "JSON schema response format for structured outputs." }