On July 17, the market for “Will the next Claude Opus model be released by July 31, 2026?” saw its YES contract price climb sharply by 18.5 percentage points over 24 hours, rising from 63.0% to 81.5% on Polymarket.
This significant revaluation coincided with whale trading activity moving in tandem with the price increase, confirming the market’s shift in expectations rather than contradicting it. The 24-hour trading volume for this contract was $9K, indicating a moderate level of liquidity supporting the move.
The alignment between whale flows and the rising YES price suggests that large traders reinforced the market’s growing confidence in the timely release of the Claude Opus model. This simultaneous price and flow movement strengthens the signal that participants are increasingly pricing in a release before the July 31, 2026 deadline.
The combination of a substantial price jump and whale confirmation highlights a notable shift in market sentiment, reflecting updated information or reassessment of probabilities by both retail and large-scale traders.
| Market | Will the next Claude Opus model be released by July 31, 2026? |
|---|---|
| Market ID | 2863245 |
| 24h price change | +18.5 pp |
| YES now (PM Breaking) | 81.5% |
| YES ~24h ago (est.) | 63.0% |
| YES (Polydata overview) | — |
| Whale net flow (24h) | $0 |
| Whale buy / sell (24h) | — / — |
| Unique whales (24h) | — |
| Volume 24h (PM) | $9K |
| Unique traders (Polydata) | — |
Source: Polydata API v3 · /whales/flow + Polymarket Breaking · snapshot 2026-07-17. Data: Polydata API v3. On-chain figures are public. Realized PnL is computed over resolved markets only and excludes open positions, so it is conservative versus the Polymarket UI. This is not investment advice.