onWatch is a free, open-source CLI tool that tracks Synthetic, Z.ai, and Anthropic (Claude Code) API quota usage in real time.
Cost / License
- Free
- Open Source (GPL-3.0)
Platforms
- Mac
- Linux
- Windows
- Docker




Monitor AI is described as 'App designed for users using API powered by OpenAI. Thpp helps users to keep track of their API costs and usage' and is an app in the ai tools & services category. There are 2 alternatives to Monitor AI for Mac, Windows, Linux, Web-based and Docker. The best Monitor AI alternative is onWatch, which is both free and Open Source.
onWatch is a free, open-source CLI tool that tracks Synthetic, Z.ai, and Anthropic (Claude Code) API quota usage in real time.




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