Lenny's Newsletter · 28 October 2026

Grok vs. Dot vs. Muse vs. Claude Duet: which one crushes the competition?

Lenny Rachitsky

Benchmark comparison of four AI personal agents (Grok, Dot, Muse, Claude Duet) across nine real-world tasks—drafting messages, video editing, bug fixing, design, inbox management, and more—with a scorecard ranking performance and practical takeaways on which to trust for work vs. life.

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Topics: AI (Horizontal)

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