Claude Fable 5
Productivity
Anthropic's most capable model, now available to everyone
Claude Fable 5 is Anthropic's first Mythos-class model available to the public. Instead of refusing risky queries, it routes them to Opus 4.8 through safety classifiers, triggering in less than 5% of sessions. Stripe used it to migrate 50M lines of Ruby in a day. API: claude-fable-5 at $10/M input, $50/M output. Free on Pro/Max/Team plans through June 22.
Claude Fable 5 is a Productivity company. It launched Claude Fable 5: a Mythos-class1 model on Product Hunt on Jun 10, 2026, with 28 upvotes.
Claude Fable 5 timeline
- Anthropic's most capable model, now available to everyone
People at Claude Fable 5
No one on file at Claude Fable 5 yet. New people are added as we find them.