Anthropic’s Mythos Access, Base44’s Vertical Bet, and a More Realistic Coding-Agent Test | UpNext AI – June 30, 2026
Today on UpNext AI: the White House loosens access restrictions on Anthropic’s most advanced model for a limited set of U.S. organizations, Base44 rolls out its own model as vibe-coding startups push for defensibility, and a new paper argues coding agents should be judged in back-and-forth workflows instead of tidy one-shot tasks.
Covered stories:
- Anthropic allowed to restore Mythos access to a select group of U.S. companies and government agencies
- Wix-owned Base44 starts rolling out its own model, Base1, as it tries to own more of the stack
- SWE-INTERACT proposes a multi-turn benchmark…
The skinny
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