KalshiScience and Technology

When will Anthropic release the next Mythos-Class model?

next Mythos-Class model

Ends Aug 1, 2026

Disclosure

18+ only. Event contracts carry significant risk and are not suitable for everyone, you can lose the entire amount you commit. Not available in all jurisdictions; restrictions and eligibility requirements apply.

Before Aug 1, 202615.5K VOL.
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Before Aug 14, 20262 VOL.
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Before Sep 1, 202613.2K VOL.
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Before Oct 1, 202647.4K VOL.
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Before Nov 1, 202626.6K VOL.
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Rules Summary

If Anthropic releases a model under Anthropic's Mythos tier — including models branded "Mythos" or "Fable" - excluding Claude Fable 5 (released June 9, 2026) before Aug 1, 2026, then the market resolves to Yes.

Timeline and Payout

Opened: Jul 6, 2026, 11:04 PM
Closes: Aug 1, 2026, 3:59 AM
Pays out: 0.5 hours after close

Series KXCLAUDE · Event KXCLAUDE-NXTMYTH · Market KXCLAUDE-NXTMYTH-26AUG01