Sherlock: LLM API Traffic Inspector & Token Usage Dashboard
Summary
Sherlock is an open-source, transparent proxy that intercepts HTTPS traffic to LLM APIs and presents a real-time terminal dashboard of token usage and context consumption. It supports prompt archiving in Markdown/JSON, zero-code changes, and easy integration with Claude/OpenAI-style tools, making it useful for cost control, debugging, and observability in AI development sessions.