ANTHROPIC 🔥: Claude Fable 5.1 is being prepared for the upcoming release!
The "Thought Preserved: Modifying the way the Messages API handles thought blocks to protect against distillation" support page has been updated.
Both Fable 5.1 and Mythos 5.1 are expected soon.
Soon? 👀
Claude Fable 5.1 will be announced shortly.