Stainless turned OpenAPI specifications into polished SDKs, documentation, and MCP servers. The company joined Anthropic’s Claude Platform team in 2026.

Products & media

SDKs

An SDK generation platform that turns OpenAPI specifications into idiomatic, customizable client libraries and keeps them synchronized through automated pull requests.

Docs Platform

A documentation platform that generates and maintains API reference documentation from the same specifications used to build client SDKs.

MCP

A platform for generating production-ready MCP servers from an API specification so agents can use APIs through efficient, typed tools.

Team

2 people across company lists

Founders

1 person

List
Alex Rattray2022

Previous Affiliates

1 person

List
Blake Gentry2025-10

Jobs

See all jobs for Stainless here.

Company history

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Leads

Participating Firms

Angels