When will Anthropic release Mythos?

As of Tue, 20 Oct 2026 03:40:35 UTC, Kalshi traders price Before Jan 1, 2027 (15.0%), Before Dec 1, 2026 (5.0%), Before Nov 1, 2026 (3.0%). The market has $2.9M in volume and closes on Fri, 01 Jan 2027.

Updated:

Current odds

OutcomeChanceYes priceNo price
Before Jan 1, 202715.0%15.0¢85.0¢
Before Dec 1, 20265.0%5.0¢95.0¢
Before Nov 1, 20263.0%3.0¢97.0¢
Before Oct 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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