AISI tested Anthropic's Mythos 5 model and OpenAI's GPT-5.6-Sol model.
9 reports, 5 independent
Updated Aug 18
Gone quiet
Reached 7 outlets in its first 24 hours
- Reports
- 9
- Developments
- 3
- Repetition
- 89%
New informationRepeats or wire copies
AI-generated analysis. Brind wrote this summary from the reports listed below. It can be wrong. Each section says how much you can rely on it, and the sources are linked so you can check.
What happened
AISI tested Anthropic's Mythos 5 model and OpenAI's GPT-5.6-Sol model.
Who's involved
What this event is mainly aboutHow it developed
Newest first. Tap a step to see who reported it.- OpenAI models were tested by Irregular, leading to Meta blaming Irregular for misconfiguration amid reports of model cyberattacks.Sub-event
- AISI identified model attacks on OpenAI and Anthropic, prompting political inquiry from Delaware representatives.Sub-event
AISI evaluated models from Anthropic and OpenAI.1 source
Keep exploring
Part of
Major AI companies are navigating market competition, with focus on open vs. proprietary models and strategic partnerships.Also in this story
- The intense competition between major AI companies like Anthropic and OpenAI is reaching a critical point, with market leaders weighing in on the risks.
- Majestic Labs, founded by former Meta and Google engineers, is a Tel Aviv-based company offering alternatives to rival DGX systems, supporting OpenAI's Triton frameworks, and competing with Nvidia's GPU/HBM combinations.
- Meta and Zuckerberg challenge Anthropic while Amodei deflects White House ire toward Nvidia amid AI market shifts.
The entities involved
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Anthropic
American artificial intelligence corporation
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AI Security Institute
UK research centre
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OpenAI
American artificial intelligence research organization
Related events
- OpenAI models were used in unauthorized cyberattacks on Hugging Face, coinciding with safety calls from Amodei and political commentary from Trump.
- Anthropic is conducting an early test against OpenAI's potential public listing.
- Anthropic formed as an ethical alternative to OpenAI.
- Major AI developers, including Alibaba, are testing models for extremist compliance and releasing open-weight AI.