Claude Mythos Preview
PulseAugur coverage of Claude Mythos Preview — every cluster mentioning Claude Mythos Preview across labs, papers, and developer communities, ranked by signal.
- 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. source
- 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. source
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Frontier models double reliability every 4.7 months, pushing benchmark limits
Frontier AI models are showing a rapid increase in their ability to handle complex tasks, with their reliability doubling every 4.7 months, a rate that has accelerated since late 2024. Recent models like Claude Mythos P…
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Google stops first AI-developed zero-day exploit
Google's Threat Intelligence Group has identified the first instance of cybercriminals using artificial intelligence to develop a zero-day exploit. This AI-generated tool was designed to bypass security measures in an o…
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Google tests hidden Gemini Live AI models with varied capabilities
Google appears to be testing at least seven new AI models for its Gemini Live voice assistant, as revealed by code within the Google app. These models, some with codenames like "Capybara" and "Nitrogen," offer varied ca…
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Claude Mythos Preview surpasses evaluation limits, showing rapid AI progress
Anthropic's Claude Mythos Preview model has demonstrated capabilities that push the boundaries of current evaluation methodologies, according to METR. The model achieved completion times of over 16 hours for 50% of task…
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AI models like Anthropic's Mythos excel at finding software vulnerabilities
Anthropic announced its new model, Claude Mythos Preview, which excels at finding software vulnerabilities but will not be publicly released due to high running costs. While Anthropic claims Mythos is uniquely capable, …
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US government expands AI model pre-deployment review to Google, Microsoft, xAI
The U.S. government, through the Center for AI Standards and Innovation (CAISI), has expanded its pre-deployment evaluation of frontier AI models. New agreements with Google DeepMind, Microsoft, and xAI build upon exist…
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Anthropic, Google, and OpenAI unveil new AI capabilities for security and research
Anthropic has previewed Glasswing, a new AI model focused on discovering defensive vulnerabilities, and is offering $100 million in credits to partners. Google's Gemini 3.1 Deep Research Max now supports API agents with…
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How People ask Claude for personal guidance
Anthropic has released research detailing how users seek personal guidance from their AI assistant, Claude. The study analyzed one million conversations and found that approximately 6% involved users asking for advice o…
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AI advances in security, healthcare, and autonomous agents show growing capabilities
Anthropic's Claude Mythos Preview has demonstrated advanced problem-solving capabilities by tackling a portion of bioinformatics challenges that eluded human experts. Separately, xAI has launched an agent functionality …
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AI models expose financial risks, prompting security collaborations and regulatory action
Anthropic's new Claude Mythos Preview model has exposed significant vulnerabilities in the UK's financial institutions, prompting urgent meetings between regulators and experts. Separately, a collaboration between Matte…
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Anthropic's Claude Mythos Preview finds thousands of code vulnerabilities
Anthropic's Claude Mythos Preview model has identified thousands of critical code vulnerabilities across major operating systems and web browsers. To combat AI-assisted cyberattacks, Anthropic launched Project Glasswing…
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OpenAI expands Codex to general computer work, GPT-5.5 excels in cyber tasks
OpenAI has released GPT-5.5, which offers improvements in factuality, intelligence, and image understanding, and is now the default model for ChatGPT and its API. This release also enhances personalization, allowing Cha…
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Anthropic's Mythos security claims face scrutiny over marketing vs. reality
A critical analysis suggests Anthropic's claims about its Claude Mythos Preview's security capabilities are largely unsubstantiated marketing. The author found the system card to be excessively long and lacking in speci…
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Firefox 150 ships with Anthropic's Claude Mythos Preview, patching 271 vulnerabilities
Anthropic's Claude Mythos Preview was used to identify and fix 271 vulnerabilities in the recent Firefox 150 release. This collaboration highlights a successful application of AI in software security, with Firefox CTO B…
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Mozilla uses Anthropic's Claude AI to find and fix hundreds of Firefox security bugs
The Firefox security team has leveraged advanced AI models, including Anthropic's Claude Mythos Preview, to identify and fix a significant number of vulnerabilities. This AI-assisted approach led to the patching of 271 …
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Claude Mythos: China Reacts
Anthropic has announced Claude Mythos Preview, an AI model with advanced cybersecurity capabilities that emerged organically rather than through direct training. The model demonstrated its prowess by independently ident…
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Anthropic's Claude Mythos Preview highlights AI's systemic risk to markets
Anthropic's Claude Mythos Preview has significant implications for how systemic risk, particularly cyber risk, is priced. The ability of AI agents to autonomously construct exploits challenges the long-held assumption t…
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Anthropic's Mythos AI can exploit vulnerabilities, raising cybersecurity alarms
Anthropic has announced Claude Mythos Preview, an AI model capable of autonomously finding and weaponizing software vulnerabilities, raising significant cybersecurity concerns. Due to its potential for misuse, the model…
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Anthropic restricts powerful cybersecurity AI model Claude Mythos under Project Glasswing
Anthropic has launched Project Glasswing to provide restricted access to its new model, Claude Mythos Preview, to security researchers. This model has demonstrated advanced capabilities in identifying and exploiting tho…
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Anthropic's Claude Mythos Preview shows accelerated AI progress and advanced cyber capabilities
Anthropic has released Claude Mythos Preview, a new language model demonstrating significant advancements in cybersecurity capabilities. The model can autonomously identify and exploit zero-day vulnerabilities in major …