# Stainless free for open source

What Stainless gives open source projects, who qualifies, and how to apply. 1 verified offer, last checked 2026-09-07.

- Website: https://stainless.com
- Categories: IDEs and dev tools, documentation, more tools

## Stainless SDK generator Starter plan (free for FOSS)

**What you get.** Stainless Starter plan (normally $79/month per SDK generator) free for qualifying non-commercial open source projects: SDK generation from OpenAPI specs, plus documentation site and MCP server generation.

**Who qualifies.** Applies to the project; non-commercial use only. Limited to qualifying non-commercial open source (FOSS) projects; reviewed and approved case by case.

**How to apply.** Create a free account, then email Stainless (address on pricing page) to request FOSS approval.

Program page: https://stainless.com/pricing

Verified 2026-09-07 - manual: pricing page live, states Starter plan free for qualifying non-commercial FOSS projects

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