Will Anthropic release Mythos before Dec 1, 2026?

Prediction markets currently give a 77% probability that Will Anthropic release Mythos before Dec 1, 2026?. This contract trades at 77¢ on Kalshi, closing December 1, 2026. This market shows extreme illiquidity with zero volume and open interest despite a 228-day runway, suggesting minimal trader interest in whether Anthropic releases a model called Mythos by the deadline.

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77¢
Bid/Ask 77/84¢·Spread 7¢·Vol $39.96·OI $534.82·Closes Dec 1, 2026·223d remaining
KXCLAUDE-MYTH-26DEC01
7-day price18 snapshots · 6 regime
88¢77¢ current
Apr 162¢Apr 18

Analysis

5d ago

This market shows extreme illiquidity with zero volume and open interest despite a 228-day runway, suggesting minimal trader interest in whether Anthropic releases a model called Mythos by the deadline. The 0¢ price reflects near-complete skepticism about the event occurring, though the asymmetric implied yields (23.9% for Yes vs. 1070.3% for No) indicate the market structure heavily penalizes betting against consensus rather than reflecting genuine probability assessment. The 10¢ spread and high cliff risk index (7) suggest this is a thin, potentially mispriced market where any credible news about Anthropic's product roadmap could trigger significant repricing.

Resolution rules

If Anthropic releases A model called Mythos before Dec 1, 2026, then the market resolves to Yes.

Indicators

IY (Yes) 48.9%
IY (No) 548.3%
Adj IY 249%
CRI 3
Overround 3.5%
LAS 0.09
▶ Full indicator table (6)
IndicatorValue
IY (Yes)48.9%
IY (No)548.3%
Adj IY249%
CRI3
Overround3.5%
LAS0.09

Regime

Label
neutral
Score
0.5
Spread
7¢
Computed
4/22/2026, 8:28:01 AM
Has orderbookIndicators computed 4/22/2026, 8:23:23 AM

Trade

View on kalshisf trade KXCLAUDE-MYTH-26DEC01 yes 100

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