Free extensions

One free extension per LLM.

Five free, open-source browser extensions. Single-LLM visibility, anti-wall prediction, local-first storage. Install only the ones you actually use.

  • claudeKarma

    Track your Claude usage in your browser. Free, open source.

    • Claude
    • claude.ai
    • Live
    See details →

  • gptKarma

    Track ChatGPT Plus and Team limits before you hit them.

    • ChatGPT
    • chatgpt.com
    • Coming soon
    See details →

  • cursorKarma

    See your Cursor monthly quota burn rate.

    • Cursor
    • cursor.sh
    • Coming soon
    See details →

  • perplexityKarma

    Track your Perplexity Pro searches.

    • Perplexity
    • perplexity.ai
    • Coming soon
    See details →

  • grokKarma

    Track Grok and x.ai usage you forgot you had.

    • Grok
    • x.com
    • Coming soon
    See details →

Want them all in one menu-bar app?

Become a Founder for $9€9 lifetime, until June 1, 2026. The Mac app aggregates Claude, ChatGPT and Perplexity at launch (more by Founders vote).

Become a Founder