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Claude Mythos 5.1 · Anthropic — forck.live

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Claude Mythos 5.1

Anthropic · 2 posts · 4 outlets writing

Announced: 1 September 2026; from Introducing Claude Fable 5.1 and Claude Mythos 5.1
Price: cost an estimated 25% less than Fable 5 for typical workloads; from Introducing Claude Fable 5.1 and Claude Mythos 5.1

Launched with Introducing Claude Fable 5.1 and Claude Mythos 5.1.

Launch and releases

AnthropicNew model· 5 days ago

Introducing Claude Fable 5.1 and Claude Mythos 5.1

Anthropic announces two new models: Claude Fable 5.1 (generally available) and Claude Mythos 5.1 (restricted access).

Availability and pricing

AnthropicAvailability change10 days ago

·

Expanding our support for scientists

Anthropic announces 10,000 free or discounted Claude subscriptions for scientists via a new team plan, expands AI for Science program with up to $50,000 in credits per project, and notes restrictions…

Coverage

Moneycontrolreported

Anthropic launches Claude Fable 5.1 and Mythos 5.1 with improved coding, research capabilities and lower pricing

on Introducing Claude Fable 5.1 and Claude Mythos 5.1

Silicon Republicreported

Anthropic launches Claude Fable 5.1 and Mythos 5.1

on Introducing Claude Fable 5.1 and Claude Mythos 5.1

The Deep Viewreported

In Fable 5.1, AI's cost war comes for Anthropic

on Introducing Claude Fable 5.1 and Claude Mythos 5.1

The Vergereported

The Verge

on Introducing Claude Fable 5.1 and Claude Mythos 5.1