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Knock

Customer messaging infrastructure for product teams, sending email, in-app, push, SMS and chat notifications

New York, United StatesFounded 2021knock.appWebsite technologies

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Highlights

  • Young companyFounded 2021
  • New on EvolcAdded 2026-11-14

About Knock

Knock builds customer engagement infrastructure for product teams: cross-channel lifecycle and transactional messaging, built with workflows, broadcasts, in-app guides and templates. Its product includes an agent toolkit, a CLI and an MCP server for building messaging from AI agents.

Customers are software product and engineering teams. The company sells usage-based plans: a free tier, a Starter plan at $250 per month plus usage, and custom Enterprise pricing. Pricing is based on messages sent, in-app guide recipients and agent credits.

Knock was founded in 2021 and is headquartered in New York. Its listed address is in New York, and it has open engineering roles for New York or remote work.

Product: Notification and messaging infrastructure with workflows, broadcasts, in-app guides, templates, an agent toolkit, CLI and MCP server.

Jobs at Knock

No open positions listed right now.

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