Anthropic · Claude 5
Claude Mythos 5.1
Same underlying model as Claude Fable 5.1 with more permissive cybersecurity and life-sciences safeguards, offered only to vetted organizations.
- AA Intelligence
- —
- Input / output per 1M
- $10.00/ $50.00
- Output speed
- —
- Context window
- 1M tokens
Coding
- Terminal-Bench 4.0#1 of 8860.9%
Leader: Claude Mythos 5.1 at 60.9%