AnalysisAI AgentsAugust 3, 2026

How Stripe built Kai on Deep Agents in 1 week

Kai, Stripe's company-wide Knowledge AI platform, hit 5,000 users in roughly 4 weeks after being built in one week by a single engineer on LangChain, LangGraph, and Deep Agents. The always-on, production-ready assistant is available to every Stripe employee — 'My @Stripe career is divided into before and after Kai.'

Featured · Sharadh Krishnamurthy, Anupam Upadhyay

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