# Mozilla says Anthropic’s Mythos is ‘every bit as capable’ as ‘the world’s best security researchers’ after Firefox experiment — and says the ‘zero-days are numbered’

> Mozilla used Anthropic’s Mythos AI to find hundreds of Firefox vulnerabilities, matching top human researchers in capability The experiment suggests AI can now reason through code to uncover complex bugs at scale This…

- **Source:** [TechRadar](https://www.techradar.com/pro/mozilla-says-anthropics-mythos-is-every-bit-as-capable-as-the-worlds-best-security-researchers-after-firefox-experiment-and-says-the-zero-days-are-numbered?utm_source=gearopen.com&utm_medium=referral&utm_campaign=feed&utm_content=69ea12500ff98b76cba6a7ec)
- **Published:** 2026-04-23
- **Category:** AI & Bots
- **Tags:** #anthropic #bugs #firefox #mozilla #mythos #says #security #code
- **Canonical:** http://localhost:4321/a/69ea12500ff98b76cba6a7ec

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_GearOpen's distilled summary. The full original article is published at TechRadar (source link above); GearOpen does not republish the source's full text._