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US Government Disables Access to Fable and Mythos
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US Government Disables Access to Fable and Mythos

WireByte Staff · June 13, 2026

The US government has directed Anthropic to disable access to Fable and Mythos, a large language model and AI toolset, for foreign nationals and US-based employees, citing national security concerns. The move has sparked debate and confusion among users and experts.

Key points

  • The US government has directed Anthropic to disable access to Fable and Mythos for foreign nationals and US-based employees.
  • The decision is reportedly due to national security concerns, although the specific reasons are unclear.
  • Anthropic has complied with the directive, disabling access to the platforms for affected users.
  • The move has sparked debate and confusion among users and experts, with some questioning the government's authority and others expressing concerns about the impact on research and innovation.

The US government has directed Anthropic to disable access to Fable and Mythos, a large language model and AI toolset, for foreign nationals and US-based employees. The decision is reportedly due to national security concerns, although the specific reasons are unclear.

The move has sparked debate and confusion among users and experts, with some questioning the government's authority and others expressing concerns about the impact on research and innovation. Anthropic has complied with the directive, disabling access to the platforms for affected users.

The Fable and Mythos platforms have been widely used by researchers, developers, and enthusiasts to explore the capabilities of large language models. The disabling of access to these platforms has raised concerns about the potential impact on research and innovation in the field.

The US government's decision has also sparked debate about the role of government regulation in the development and use of AI technologies. Some have argued that the government has overstepped its authority, while others have expressed concerns about the potential risks and consequences of unregulated AI development.

The situation is ongoing, with many users and experts waiting to see how the situation will unfold. In the meantime, Anthropic has issued a statement confirming the disabling of access to Fable and Mythos, and expressing its commitment to working with the government to address any concerns about national security.

Sources

WireByte Staff — Editorial Team

The WireByte editorial team synthesises technology news from multiple primary sources, verifies the facts, and links every source. Articles are produced with AI assistance and reviewed under our editorial policy.