{ "$schema": "https://json-schema.org/draft/2020-12/schema", "$id": "#/components/schemas/ChatCompletionMessage", "title": "ChatCompletionMessage", "type": "object", "description": "A message in the chat conversation.", "properties": { "role": { "type": "string", "enum": [ "system", "user", "assistant", "tool" ], "description": "The role of the messages author.", "example": "system" }, "content": { "description": "The contents of the message.", "oneOf": [ { "type": "string" }, { "type": "null" } ], "example": "example_value" }, "name": { "type": "string", "description": "An optional name for the participant.", "example": "Example Title" }, "tool_calls": { "type": "array", "description": "The tool calls generated by the model.", "items": { "$ref": "#/components/schemas/ChatCompletionToolCall" }, "example": [] }, "tool_call_id": { "type": "string", "description": "Tool call that this message is responding to.", "example": "500123" } }, "required": [ "role" ] }