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Asian AI startups launch Mythos-like models as Anthropic’s export ban drags on

TL;DR

Chinese cybersecurity firm 360 unveiled Tulongfeng, an AI tool for automated vulnerability discovery that it says can compete with Anthropic’s Mythos. Tokyo-based Sakana AI launched Fugu, an agent-oriented model positioned near Fable 5 and Mythos Preview, with orchestration across other models via APIs. Both launches land while the U.S. export order keeps Anthropic’s Mythos and Fable 5 away from non-American users.

Nauti's Take

Export controls do not create a pause; they create replacement markets. If you build security or agent stacks, stop comparing only benchmarks and map dependencies: model access, API routes, jurisdiction.

Mythos is not gone, but its moat is getting regional replicas.

Briefingshow

The key issue is not only whether Fugu or Tulongfeng truly match Mythos-class capability. Availability itself is becoming a product feature. If companies or governments believe a U.

S. model can disappear overnight, local alternatives gain trust, data access, and integration depth much faster.

Sources