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Anthropic

Claude for Open Source

6 months Claude Max 20x (~$1,200)

No referral needed moderate to get AI & ML

Who qualifies

  • 500+ dependent repos, OR 100+ dependent packages, OR 200k+ monthly downloads
  • OR listed maintainer on a recognised foundation project (CNCF, Apache PMC, Node TSC, etc.)
  • OR 100+ PRs merged into repos you do not own in last 12 months
  • OR 20+ unique external contributors in last 12 months
  • OR OpenSSF criticality score >= 0.4

What to know

Rolling review, up to 10,000 maintainers accepted.

Apply at Anthropic →

Goes to Anthropic's own page. We last read it on 2026-09-19 and check it again every morning.