# Anthropic’s $300M Stainless deal lands hardest on OpenAI and Google

> Source: <https://thenewstack.io/anthropic-stainless-sdk-acquisition/>
> Published: 2026-05-23 14:00:00+00:00

Earlier this week, Anthropic acquired Stainless, the New York startup whose software generated SDKs for major AI companies, including Anthropic,

The post [Anthropic’s $300M Stainless deal lands hardest on OpenAI and Google](https://thenewstack.io/anthropic-stainless-sdk-acquisition/) appeared first on [The New Stack](https://thenewstack.io).