# AI News Digest - 2026-05-17

1. Elon Musk and OpenAI concluded week three of their trial as lawyers presented closing arguments and the jury began deliberations over Musk's claims, including a request to unwind OpenAI's 2025 restructuring and seek up to $134 billion in damages.

2. Carnegie Mellon University researchers built a new benchmark that measured how AI agents could exploit real vulnerabilities in Google's V8 engine and showed that Anthropic's Claude Mythos outperformed GPT-5.5 by a wide margin while costing roughly twelve times as much.

3. OpenAI acquired Weights.gg, a small voice-cloning startup known for celebrity imitations; the team of about six joined OpenAI and the company did not plan to release a standalone cloning product.

4. YouTube opened its Likeness Detection deepfake face-swap tool to all creators aged 18 and older, enabling identification of AI-generated face fakes and allowing creators to file removal requests directly through YouTube Studio after the feature had been limited to partner program members.

# References

1. [https://www.technologyreview.com/2026/05/15/1137357/musk-v-altman-week-3/](https://www.technologyreview.com/2026/05/15/1137357/musk-v-altman-week-3/)

[Musk v. Altman week 3: Elon Musk and Sam Altman traded blows over each other’s credibility. Now the jury will pick a side.](https://www.technologyreview.com/2026/05/15/1137357/musk-v-altman-week-3/)

1. [https://the-decoder.com/new-benchmark-shows-claude-mythos-and-gpt-5-5-can-develop-real-browser-exploits-autonomously/](https://the-decoder.com/new-benchmark-shows-claude-mythos-and-gpt-5-5-can-develop-real-browser-exploits-autonomously/)

[New benchmark shows Claude Mythos and GPT-5.5 can develop real browser exploits autonomously](https://the-decoder.com/new-benchmark-shows-claude-mythos-and-gpt-5-5-can-develop-real-browser-exploits-autonomously/)

1. [https://the-decoder.com/openai-bought-a-voice-cloning-startup-famous-for-celebrity-imitations/](https://the-decoder.com/openai-bought-a-voice-cloning-startup-famous-for-celebrity-imitations/)

[OpenAI bought a voice cloning startup famous for celebrity imitations](https://the-decoder.com/openai-bought-a-voice-cloning-startup-famous-for-celebrity-imitations/)

1. [https://the-decoder.com/youtube-opens-its-deepfake-face-swap-detection-tool-to-all-adult-creators/](https://the-decoder.com/youtube-opens-its-deepfake-face-swap-detection-tool-to-all-adult-creators/)

[YouTube opens its deepfake face-swap detection tool to all adult creators](https://the-decoder.com/youtube-opens-its-deepfake-face-swap-detection-tool-to-all-adult-creators/)

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