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Letterbook
ActiveAI-native customer support platform
S23·Summer 2023·B2B·San Francisco, CA, USA·Team of 2·Founded 2023
About
Letterbook is the AI-native alternative to Zendesk, Freshdesk, Zohodesk, and Intercom. We help companies manage and resolve customer support tickets across email, in-app feedback, and website forms. Our AI will triage your tickets, write replies, and build your knowledge base.
Founders
Product launches · 2 launches
Connect your inbox, database, and Stripe. AI resolves your customer service tickets.
Meet Martin, a better Siri with an LLM brain.
Change history · 4 recorded
- June 16, 2026
- Industry reclassified to B2B07:00 PM
- Industries updated07:00 PM
- Tags updated07:00 PM
- April 15, 2026
- New launch posted: Letterbook - AI Customer Support Built for Startups03:49 AM