- Meta shipped Muse on Sept 8; OpenAI answered with dots on Sept 29; Anthropic followed with Claude Duet on Oct 21.
- Each runs in its own cloud computer with a browser and connected apps.
- All three ask before risky actions like sending messages or paying.
- Muse is free with weekly usage limits; paid plans reported at $20 and $100 a month.
- Duet is a US waitlist for Pro or Max subscribers, with no extra fee in the preview.
- dots comes with ChatGPT Pro at $100 a month or higher, or Business Premium.
- Duet's morning briefing and background checks draw from the same 5-hour and weekly limits.
- dots keeps chat free but meters Codex or ChatGPT Work tasks it starts.
- Muse is free until the weekly ceiling; Anthropic is giving preview users one limit reset through Nov 30.
- Amazon blocked Muse from its store over how a third-party agent handles customer accounts and purchases.
- One user said Muse gave a Facebook Marketplace buyer their address; the author flags this as unconfirmed.
- Duet bars trading and moving money even with permission; dots lets you inspect its computer.
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