Claude for Open Source
Anthropic · Free seats · checked Nov 12, 2026 yesterday
Six months of free Claude Ultra for maintainers, active contributors, community builders, and critical infrastructure maintainers.
- What you get
- 6 months of free Claude Ultra
- Amount
- No dollar amount stated
- Window
- Open now
- For
- For maintainers
- Lasts
- 6 months
- Plan
- Claude Ultra
- Length
- 6 months
- Maintainers
- 500+ dependent repos, 100+ dependent packages, or 200,000+ monthly downloads
- Active contributors
- 100+ merged PRs to repos you do not own in last 12 months
- Community builders
- 20+ unique external contributors in last 12 months
- Critical infrastructure
- OpenSSF criticality score of 0.4 or above
- Who can get it
- Maintainers of widely used packages, core contributors to recognized projects, very active contributors, or builders of repos with 20+ external contributors. Those who do not quite fit can still apply.
The Claude for Open Source Program is our way of saying thank you for all your hard work, with 6 months of free Claude Ultra.
In the $0 stacks for Maintainer's kit.
History
6 months of free Claude Ultra
6 months of Claude Max 20xto 6 months of free Claude UltraThe provided plan changed from Claude Max 20x to Claude Ultra.
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