Anthropic Flies Staff to DC Over Mythos 5 Export Ban

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- Anthropic has dispatched senior technical staff to Washington, D.C. to meet with White House officials and resolve a dispute over its Mythos 5 model, per sources cited by Axios.
- The US government issued an export control directive citing national security authorities, forcing Anthropic to suspend all access to Fable 5 and Mythos 5 for all customers.
- Anthropic is now trying to convince officials that the models can be safely controlled, per a post from @kimmonismus on X.
- Both Anthropic and the White House say they are eager to resolve the issue, signaling openness to negotiation.
- Trump adviser David Sacks said Anthropic refused to fix a Fable 5 jailbreak before the export controls were imposed, per Tom's Hardware.
- A China-linked group is suspected of accessing Anthropic's top-secret AI, per a Bitcoin News headline linked in the thread.
Why it matters: A US export control order has forced Anthropic to disable its frontier Fable 5 and Mythos 5 models — an unprecedented federal intervention into a top AI lab's product line. The company's emergency DC lobbying effort, prompted by a cited Fable 5 jailbreak and a suspected China-linked access incident, will determine whether the models come back online and sets the bar for how Washington polices frontier AI developers going forward.

