Project Glasswing: An Initial Update
Project Glasswing has made significant progress in identifying vulnerabilities in critical software using the AI model Claude Mythos Preview. In its first month, partners reported finding over ten thousand high- or critical-severity vulnerabilities, with some organizations experiencing a tenfold increase in bug discovery rates. The initiative aims to enhance cybersecurity by quickly disclosing and patching vulnerabilities before they can be exploited by malicious actors.
- ▪Project Glasswing launched to secure critical software against AI threats.
- ▪Partners have collectively found over ten thousand vulnerabilities, significantly increasing their bug discovery rates.
- ▪Mythos Preview has demonstrated superior performance in identifying vulnerabilities compared to previous models.
4 outlets in our directory ran this story, first to last over 27 hours. All of the coverage we found sits in one bucket: centre. That one-sidedness is itself worth noticing.
- ▪ Anthropic’s Project Glasswing uncovers over 10,000 software vulnerabilities using AI — Crypto Briefing
- ▪ Anthropic finds over 10,000 software flaws in first month of Project Glasswing — Investing.com — News
- ▪ Project Glasswing: An initial update - Anthropic — Google News
Hacker News (Front Page) files mainly under programming. We currently carry 993 of its stories. Top-voted stories on Hacker News.
Story provenance
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Story provenance
Attribution is not the same as permission. This drawer separates discovery metadata, excerpts, WeSearch-generated summaries, reuse status, and whether the publisher receives the visit. Nothing here claims a legal grant the publisher has not made.
Record
| Original publisher | Anthropic |
| Canonical URL | https://www.anthropic.com/research/glasswing-initial-update |
| Publication time | Fri, 22 May 2026 19:31:45 +0000 |
| Retrieval time | 2026-05-22T19:57:02.851Z |
| Last seen | 2026-05-22T19:57:02.851Z |
| Headline source | Publisher (no WeSearch rewrite) |
| Excerpt source | publisher body |
| Excerpt method | First ~120 words (~800 chars) of extracted publisher body, fair-use limited. |
| Summary | WeSearch · cerebras-chat (WeSearch summarizer) |
| Summary source text | contentText |
| Citation coverage | Summary is a WeSearch-generated derivative; primary citation is the original publisher URL. |
| Cluster | CDlB8wItIQ0R · 6 stories |
| Cluster logic | Grouped by semantic title/content similarity across sources within a rolling window. Same-publisher template collisions are excluded from coverage comparison. |
| Ranking reason | Story pages are not engagement-ranked. Hub feeds use recency, with optional source-diversified chronological ordering (cap consecutive stories per source). No personalized ranking. |
| Publisher visit | Yes — open original |
| Substitutes article? | No — link-out required for full text |
Rights status (four layers)
WeSearch handling by dimension
| Indexing | May the item be indexed (stored, ranked, made findable)? | Allowed |
| Snippet | May a short excerpt of the publisher's text be shown? | Allowed |
| AI summary | May WeSearch generate its own short summary of the article? | Limited |
| Retrieval / RAG | May the content be exposed for third-party retrieval-augmented generation? | Not asserted |
| Model training | May the content be used to train AI models? | Not asserted |
| Commercial reuse | May the content be reused commercially? | Not permitted |
Basis: Derived from the published RSS/Atom feed. Contact: [email protected]. Reviewed: 2026-07-24.
Opening excerpt (first ~120 words) tap to expand
AnnouncementsProject Glasswing: An initial updateMay 22, 2026Last month, we launched Project Glasswing, our collaborative effort to secure the world’s most critical software before increasingly capable AI models can be turned against it.Since then, we and our approximately 50 partners have used Claude Mythos Preview to find more than ten thousand high- or critical-severity vulnerabilities across the most systemically important software in the world. Progress on software security used to be limited by how quickly we could find new vulnerabilities.
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Excerpt limited to ~120 words for fair-use compliance. The full article is at Anthropic.
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