# toktap > Transparent LLM API proxy that extracts token usage from SSE streams and writes metrics to InfluxDB. ~0.1ms overhead. Supports Anthropic, OpenAI, OpenRouter, xAI. ## Docs - [README](https://github.com/voska/toktap/blob/master/README.md): Project overview, quick start, configuration, benchmarks - [CLAUDE.md](https://github.com/voska/toktap/blob/master/CLAUDE.md): Architecture, code layout, route config, technical details - [CHANGELOG](https://github.com/voska/toktap/blob/master/CHANGELOG.md): Release history ## Links - Website: https://toktap.co - GitHub: https://github.com/voska/toktap - Releases: https://github.com/voska/toktap/releases - License: MIT