Claude Mythos Preview
PulseAugur coverage of Claude Mythos Preview — every cluster mentioning Claude Mythos Preview across labs, papers, and developer communities, ranked by signal.
- developed by Anthropic 100%
- developed by Claude Opus 4.6 90%
- developed by Claude Opus 4.7 90%
- instance of Claude Opus 4.7 90%
- affiliated with Claude Opus 4.6 90%
- developed Claude Opus 4.7 90%
- used by OpenBSD 90%
- instance of Claude Code 90%
- competes with GPT-5.5 70%
- competes with Claude Opus 4.6 70%
- instance of Claude Opus 4.8 70%
- used by Linux kernel 70%
- 2026-06-03 research_milestone Anthropic developed Claude Mythos Preview, an AI model capable of autonomously finding thousands of zero-day vulnerabilities. source
- 2026-06-02 product_launch Anthropic is expanding access to its Claude Mythos Preview program. source
- 2026-05-27 research_milestone Anthropic's Claude Mythos Preview model autonomously discovered thousands of zero-day exploits, leading the company to withhold public release due to its offensive capabilities. source
- 2026-05-23 research_milestone Anthropic's AI model identified over 10,000 critical software vulnerabilities.
- 2026-05-18 product_launch Anthropic announced the Claude Mythos Preview AI model for cybersecurity tasks. source
- 2026-05-15 product_launch Anthropic launched Claude Mythos Preview, a new frontier model, under a restricted access program. source
- 2026-05-14 research_milestone Anthropic's Claude Mythos Preview model shows rapid advancement in identifying security vulnerabilities. source
- 2026-05-14 product_launch Anthropic announced its new AI model, Claude Mythos Preview. source
- 2026-05-11 research_milestone Claude Mythos Preview model reaches limits of METR evaluation methodology. source
- 2026-05-10 research_milestone Anthropic's Claude Mythos Preview assisted Mozilla in identifying 271 Firefox vulnerabilities, including three zero-days.
- 2026-05-09 research_milestone Claude Mythos Preview achieved completion times that exceeded current evaluation methodologies. source
- 2026-04-07 product_launch Anthropic announced the Claude Mythos Preview model, capable of autonomously finding and exploiting software vulnerabilities.
- 2026-03-06 research_milestone Anthropic's Claude Mythos Preview model identified 271 security vulnerabilities in Mozilla's Firefox browser.
- 2026-03-06 research_milestone Anthropic's Claude Mythos Preview model demonstrates significant capabilities in identifying software vulnerabilities.
16 day(s) with sentiment data
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BT Group partners with Anthropic to deploy Claude Mythos AI
BT Group has partnered with Anthropic to integrate the Claude Mythos Preview AI model into its operations. This collaboration, part of Anthropic's Project Glasswing, aims to enhance BT's internal security measures and i…
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Anthropic's Claude AI references non-existent 'Mythos Preview'
A user on Reddit reported an unusual response from Claude, an AI developed by Anthropic. The AI, seemingly referencing a non-existent "Claude Mythos Preview," asked if the user wanted to continue a role-playing session …
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Anthropic releases Claude Opus 4.8 with parallel agents and cheaper inference
Anthropic has released Claude Opus 4.8, a rapid upgrade featuring Dynamic Workflows that allow the model to orchestrate hundreds of parallel subagents for complex tasks. The new model also includes a 3x price reduction …
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Anthropic AI finds thousands of critical security flaws
Anthropic's Project Glasswing, powered by its Claude Mythos Preview AI, has identified thousands of critical security vulnerabilities. The AI discovered flaws in major operating systems and web browsers, including a 27-…
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Anthropic's Claude writes 80% of production code, boosting engineer output
Anthropic has revealed that its AI model, Claude, is now responsible for authoring over 80% of the production code merged into the company's codebase. This advancement has significantly boosted engineer productivity, wi…
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Anthropic details AI's growing role in its own development
Anthropic has published research indicating that AI systems are increasingly contributing to their own development, a trend they term "recursive self-improvement." This process, where AI assists in designing and develop…
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Japan's government gains access to Anthropic's Claude Mythos AI
Japan's government has been granted access to Anthropic's AI model, Claude Mythos Preview. Digital Minister Karen Matsumoto announced this development, stating the model will be integrated into the nation's cyber defens…
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Tencent's WeChat AI agent launch uncertain; DeepSeek eyes $7B funding
Tencent has stated that the launch timeline for its WeChat AI agent is uncertain, as it depends on regulatory approval processes, which may be more stringent due to WeChat's large user base. In other AI news, DeepSeek i…
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Microsoft launches own AI models, challenging OpenAI and Anthropic
Microsoft is aggressively pursuing its own AI development following a strategic separation from OpenAI. At its recent Build conference, the company unveiled new in-house AI models, including MAI-Thinking-1 for reasoning…
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Anthropic's Claude Mythos Preview finds thousands of zero-day exploits
Anthropic has developed a powerful AI model named Claude Mythos Preview, capable of autonomously discovering thousands of zero-day vulnerabilities in widely used software. This model, detailed in a 244-page system card,…
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Microsoft rolls out new AI code model, enhances Windows AI agent controls
Microsoft is launching MAI-Code-1-Flash, a 137B parameter sparse MoE model, for GitHub Copilot users in VS Code starting June 2. This new model will be priced at $0.75 per million input tokens and $4.50 per million outp…
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Hitachi partners with Anthropic for AI-powered infrastructure defense
Hitachi has entered into an access agreement with Anthropic for their "Mythos" AI, specifically for enhancing cybersecurity defenses in critical social infrastructure like power and railway systems. This collaboration i…
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Anthropic expands Project Glasswing to 150 partners for software flaw detection
Anthropic is expanding its Project Glasswing initiative, now involving 150 partners in over 15 countries. This project utilizes Claude Mythos Preview to identify significant security vulnerabilities within critical infr…
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Anthropic expands Project Glasswing to 150 orgs for AI-driven code security
Anthropic is expanding its Project Glasswing initiative, which uses its Claude Mythos Preview model to identify security vulnerabilities in software. The program is growing from 50 to approximately 150 new organizations…
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Anthropic expands Project Glasswing AI preview to 150+ companies
Anthropic is expanding its "Project Glasswing" preview program to over 150 additional companies across more than 15 countries. This initiative focuses on providing early access to Anthropic's latest AI models, with a pa…
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Anthropic expands Claude Mythos Preview to 150 more organizations
Anthropic is broadening access to its Claude Mythos Preview, a project focused on enterprise AI solutions. The program, previously limited, will now include around 150 more organizations across over fifteen countries. T…
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AI Model Tracker Launched to Contextualize New Releases
A new AI model release tracker aims to provide context for new AI models, helping users discern which are truly valuable. The tracker highlights that Opus 4.8 exhibits misalignment rates comparable to the Claude Mythos …
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Anthropic releases Claude Opus 4.8 with enhanced coding and reasoning
Anthropic has released Claude Opus 4.8, an upgrade to its flagship AI model, boasting significant improvements in coding, reasoning, and reliability. The new version is notably better at identifying code flaws and handl…
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AI model discovers thousands of zero-day exploits, raising defense concerns
The average cost of a data breach has surged to $4.88 million, with 80% of security exposures stemming from misconfigurations rather than sophisticated attacks. This highlights a critical gap in preventative security me…
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Anthropic's AI finds over 10,000 software flaws
Anthropic's Project Glasswing, utilizing its Claude Mythos Preview model, has identified over 10,000 software vulnerabilities, with 1,094 confirmed as high or critical severity. A notable discovery was a critical flaw i…