Claude MythosUpdate
Claude Mythos 5.1
The update, in brief
Mythos 5.1 shares the Fable 5.1 model with different safeguards and restricted access.
What’s new
- Available only through trusted access programs, initially to selected US organizations in cyberdefense and life sciences.
Availability details
Available only through trusted access programs, initially to selected US organizations in cyberdefense and life sciences.
Availability and conditions refer to the original announcement.
Original sources
1Read the announcement, watch the demo, or hear from the team.
More about this release
Demos, launch pages and discussions explicitly connected to this announcement.
- Introducing Claude Fable 5.1 and Claude Mythos 5.1
Original page reviewed
Open originalLink checked
Summarized from the linked sources. Availability refers to the announcement date.
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Tell us what needs correcting. Reports are reviewed before any public content changes.