Claude
AI assistant from Anthropic
Claude for Open Source: 6 months of Claude Max 20x free for maintainers
No end date announced
The offer
6 months of Max free
Discount code
No code needed
You need to meet one criterion, such as a package with 500+ dependent repos or 200,000+ monthly downloads, or 100+ merged PRs to repos you don't own within 12 months. After 6 months a prior paid plan resumes; otherwise you go back to Free.
Step by step
Screenshot taken on October 27, 2026. Red boxes show where to click.
Log in to save your progress.
Check the criteria
Read the 'Who should apply' list and confirm one criterion fits your open-source work.
Apply
Click Apply now on the same page and complete the application.
Use Claude Max
After approval, sign in to Claude. Anthropic emails you before the 6 months end.