Anthropic Launches Free AI-Powered OSS Scanner for Open-Source Projects
Anthropic on Thursday launched OSS Scanner, a free service that uses its most capable models (including Claude Mythos) to produce AI-generated vulnerability reports for eligible open-source projects — no human review required. The company says it has already flagged more than 29,000 candidate vulnerabilities in major open-source projects worldwide.

What happened
OSS Scanner is open to eligible open-source projects, whose core maintainers can enroll by submitting a GitHub PR. Scan reports are generated fully automatically by AI, covering common vulnerability classes with fix prioritization. As of October 9, 116 PRs had been submitted, including applications from crypto projects Nethermind and ZEUS on Friday.
Key facts
- The service:free, recurring AI-generated vulnerability scan reports for open-source projects — no human review required.
- Model power:reportedly using Anthropic's most capable models, including Claude Mythos.
- How to join:core maintainers enroll via GitHub PR; 116 sign-up PRs as of October 9.
- Results so far:per Anthropic, over 29,000 candidate vulnerabilities found in major open-source projects worldwide.
Why it matters
The service is free and uses models including Claude Mythos to generate vulnerability reports with no human review; Anthropic says it has flagged more than 29,000 candidate vulnerabilities, with 116 sign-up PRs as of October 9.
CompaniesAnthropic
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