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Anthropic
Claude Mythos
When Anthropic releases a model called Mythos.
shape threshold
coverage 17%
updated Aug 8, 2026
80% credible interval
median estimate
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earliest
Nov 10, 2026
latest
later →
confidence80%
50%95%
Spans the 10th–90th percentile of the distribution — higher confidence widens the range, pulling the earliest date back and the latest date forward.
cumulative probability of release
The market doesn't yet price enough probability to resolve the upper bound at this confidence — the latest date is open-ended.
forecast history
underlying markets