When will Anthropic release Mythos?

As of Sat, 07 Nov 2026 00:10:26 UTC, Kalshi traders price Before Jan 1, 2027 (6.0%), Before Dec 1, 2026 (1.0%), Before Aug 1, 2026 (1.0%). The market has $2.5M in volume and closes on Fri, 01 Jan 2027.

Updated:

Current odds

OutcomeChanceYes priceNo price
Before Jan 1, 20276.0%6.0¢94.0¢
Before Dec 1, 20261.0%1.0¢99.0¢
Before Aug 1, 20261.0%1.0¢99.0¢

Market details

Resolution rules

Each outcome is a separate contract with its own rules. The rules for Before Jan 1, 2027:

If Anthropic releases A model called Mythos before Jan 1, 2027, then the market resolves to Yes. Release must be to the public, outside of a closed beta, though limiting it to a high-cost subscription tier is acceptable.

Sources

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