Track LLM API costs, tokens, latency, and errors for your AI agent. Use when the user asks about spending, costs, token usage, API errors, rate limits, or wants to monitor agent performance.

追踪您的AI代理的LLM API费用、令牌数、延迟和错误。当用户询问消费、成本、令牌使用量、API错误、速率限制或希望监控代理性能时使用。