Anthropic's Mythos adds to concerns about rising workloads for open-source maintainers, as many have already been dealing with a 'crazy' number of bug reports (Chris Stokel-Walker/Bloomberg)

Chris Stokel-Walker / Bloomberg: Anthropic's Mythos adds to concerns about rising workloads for open-source maintainers, as many have already been dealing with a “crazy” number of bug reports — Anthropic's Mythos and similar AI tools can identify threats and vulnerabilities faster than small teams can fix them, putting the internet at risk.

Sources suggest Anthropic is holding off from a wider Mythos release until it can reliably serve it to customers; Anthropic has suffered outages in recent weeks (Financial Times)
Cal.com, which provides scheduling software, is moving its core open-source codebase to a closed repository, citing the dangers of AI hacking its open code (Steven Vaughan-Nichols/ZDNET)
Sources: Anthropic largely left European regulators out of the loop as it limited Mythos' release to select companies and organizations; the UK AISI tested it (Politico)
Sources: Dario Amodei is set to meet with WH Chief of Staff Susie Wiles on Friday, a breakthrough in Anthropic's effort to resolve its fight with the Pentagon (Axios)

Source: Techmeme | 2026-04-18

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