Stripe's internal AI stack: 1.5 engineers built a 10k-person "company brain" in 2 weeks
jeff_weinstein · x · 2026-09-08
Stripe engineer stevekaliski highlights the latest How I AI episode, where Sharadh walks through Stripe's internal AI platform: minion coding agents, a custom prototyping rig, and the company brain "Kai."
- 1.5 engineers built Kai, a company-wide knowledge brain serving 10,000 teammates, in just 2 weeks
- Key design choices: projects as governance, skill routing + telemetry, and a skills platform that scales to 10k people
- Also debated: "gentle parenting" your AI, especially when running evals
A useful reference for teams building internal AI platforms.
Related event: Stripe Built Its Company Brain Kai with 1.5 Engineers in Two Weeks(4 posts)→
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