{"slug": "open-source-maintainers-can-now-get-free-claude-vulnerability-scans", "title": "Open-source maintainers can now get free Claude vulnerability scans", "summary": "Anthropic launched its Cyber Mission, including OSS Scanner, a free opt-in service that scans open-source projects with frontier Claude models and returns a proof-of-concept, an explanation and a suggested fix. Anthropic also cut Sonnet 5.5 cache-read pricing on the Claude Platform to $0.10 per million tokens, half the previous rate, while input stays at $2 and output at $10 and Claude Code usage limits do not change. A new empirical study measured agent Skills against a no-Skill baseline across nine model and harness configurations and found Skills flipped from helpful to harmful on more than a third of tasks, depending on the setup.", "body_md": "Anthropic launched its Cyber Mission, including OSS Scanner, a free opt-in service that scans open-source projects with frontier Claude models and returns a proof-of-concept, an explanation and a suggested fix.\nRead: Anthropic launched its Cyber Mission, including OSS Scanner, a free opt-in service that scans open-source projects with frontier Claude models and returns a proof-of-concept, an explanation and a suggested fix.\nRead: Anthropic cut Sonnet 5.5 cache-read pricing on the Claude Platform to $0.10 per million tokens, half the previous rate. Input stays at $2 and output at $10, and Claude Code usage limits do not change.\nTry: OpenAI's math repository withdrew three algebraic geometry manuscripts after a sign error broke a construction they shared, repaired proofs across other papers, and now has about 42% of headline results formalized in Lean.\nRead: Inception updated its Mercury Decide decision model with better benchmark results, context doubled from 33k to 66k tokens, and general availability with zero data retention at $0.02 per million input tokens.\nRead: OpenAI is rolling out Ultrafast mode for GPT-6.1 Sol across the API, Codex and ChatGPT Work, running up to 8x faster at $12 input and $60 output per million tokens, with US and EU data residency supported.\nRead: Artificial Analysis and Harvey changed the Legal Agent Benchmark to credit a task only when it meets every rubric item with no material hallucination. Grok 4.7 now leads at 9.4%, and most passing runs fail the gate.\nRead: A new empirical study measured agent Skills against a no-Skill baseline across nine model and harness configurations. Skills flipped from helpful to harmful on more than a third of tasks, depending on the setup.", "url": "https://wpnews.pro/news/open-source-maintainers-can-now-get-free-claude-vulnerability-scans", "canonical_source": "https://www.vibeleaderboard.ai/intel/brief/2026-10-09", "published_at": "2026-10-09 11:23:22+00:00", "updated_at": "2026-10-09 12:51:47.604751+00:00", "lang": "en", "topics": ["ai-safety", "artificial-intelligence", "large-language-models", "ai-agents", "ai-tools"], "entities": ["Anthropic", "Claude", "OSS Scanner", "Cyber Mission", "Claude Platform", "Sonnet 5.5", "Claude Code"], "also_reported_by": [], "alternates": {"html": "https://wpnews.pro/news/open-source-maintainers-can-now-get-free-claude-vulnerability-scans", "markdown": "https://wpnews.pro/news/open-source-maintainers-can-now-get-free-claude-vulnerability-scans.md", "text": "https://wpnews.pro/news/open-source-maintainers-can-now-get-free-claude-vulnerability-scans.txt", "jsonld": "https://wpnews.pro/news/open-source-maintainers-can-now-get-free-claude-vulnerability-scans.jsonld"}}