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Simulated email worlds for testing apps and email agents: people who read late, ignore you, click, junk you and reply. We're letting people in in small batches.

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What are you testing?Team size

Which plan sounds like you? Compare every limit and feature →

Free$0/moTry it: a few replies a month25 AI actions a month25 people · 1 universeJust youStarter$7/moFor one developer800 AI actions a month250 people · 1 universeJust youEverything in Free, plus smarter reactions (AI), MCP for AI agentsPro$19/moThe World and lifelike people3,000 AI actions a month2,500 people · 3 universes3 team membersEverything in Starter, plus lifelike people, CI universes, webhooks and moreTeam$49/moFor teams shipping email-heavy products8,000 AI actions a month25,000 people · 10 universes10 team membersEverything in Pro, with more AI actions, people and seatsBusiness$149/moScale and single sign-on25,000 AI actions a monthUnlimited people · 30 universes30 team membersEverything in Team, plus single sign-onNot sure yetThat's fine. Tell us what you're testing and we'll suggest one when we let you in.

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