tiun
paidAuth, payments, customer database and analytics in one backend
About
tiun is a backend for AI and SaaS companies that combines authentication, checkout and payments, a customer database, a self-serve customer portal and analytics in one system, set up through its SDK, MCP server and agent skills. On the Free plan tiun acts as merchant of record at 2.9% + 30¢ per transaction, plus 0.5% on subscription payments, with monthly payouts and a 1.5% payout fee. It is hosted in Europe.
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