{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "#/components/schemas/TokenUsage",
  "title": "TokenUsage",
  "type": "object",
  "description": "Token consumption metrics for the generation request.",
  "properties": {
    "prompt_tokens": {
      "type": "integer",
      "description": "Number of tokens consumed by the input prompt and retrieved context."
    },
    "completion_tokens": {
      "type": "integer",
      "description": "Number of tokens consumed by the generated response."
    },
    "total_tokens": {
      "type": "integer",
      "description": "Total tokens consumed by the generation request."
    }
  }
}