{ "$schema": "https://json-schema.org/draft/2020-12/schema", "$id": "#/components/schemas/ResponseUsage", "title": "ResponseUsage", "type": "object", "required": [ "input_tokens", "output_tokens", "total_tokens" ], "properties": { "input_tokens": { "type": "integer", "description": "The number of input tokens used.", "example": 10 }, "input_tokens_details": { "type": "object", "description": "A detailed breakdown of input token usage.", "properties": { "cached_tokens": { "type": "integer", "description": "The number of cached input tokens." } }, "example": "example_value" }, "output_tokens": { "type": "integer", "description": "The number of output tokens generated.", "example": 10 }, "output_tokens_details": { "type": "object", "description": "A detailed breakdown of output token usage.", "properties": { "reasoning_tokens": { "type": "integer", "description": "The number of reasoning tokens generated." } }, "example": "example_value" }, "total_tokens": { "type": "integer", "description": "The total number of tokens used.", "example": 10 } } }