Claude Usage Bar is a Firefox extension that adds a compact usage indicator to the Claude.ai chat toolbar. It shows session and weekly quotas, Sonnet and Opus limits, percentage usage, reset times, and manual or automatic refresh status.
In the Browser DevTools & extensions space, Claude Usage Bar takes a focused approach. It focuses on tracking Claude.ai usage limits without leaving the chat interface. It is built as a consumer product for claude.ai users who need to monitor usage quotas. Claude Usage Bar is free to use. It runs on the web, embeddable surfaces, and Android.
apolonia builds and maintains Claude Usage Bar, and it first shipped in 2026. It operates in a well-populated space: PulseGate tracks 8 similar projects. Among its 9 catalogued features are usage indicator, session quotas, and weekly quotas. The interface is available in 32 languages, including Czech, German, and Greek.
Summary written by a language model from the project’s public pages.
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