The Polymarket contract asking whether Anthropic will extend Claude Fable 5 paid-plan access by July 19 experienced a notable shift in odds over the last 24 hours. The YES price declined sharply by 15.0 percentage points, falling from 76.5% roughly a day ago to 61.5% at the latest snapshot on July 18.
Despite this downward repricing, whale trading activity diverged from the price move, as large-volume traders continued to net buy YES contracts. This divergence between whale flow and the overall market price suggests that while general market sentiment turned less confident about an extension, whales maintained or increased exposure on the YES outcome.
Trading volume for the market reached $59K in the 24-hour window, indicating active participation amid the shifting odds. The contrasting signals—price moving lower but whales accumulating YES—highlight a split in conviction between retail or smaller traders and larger, possibly more informed market participants.
This pattern of flow diverging from price often points to underlying uncertainty or a reassessment of risk among different trader segments. The combined data signals that while the market as a whole has reduced the probability of Anthropic extending Claude Fable 5 paid-plan access by July 19, whale traders are betting on a counter narrative or potential reversal in the outcome.
| Market | Will Anthropic extend Claude Fable 5 paid-plan access again by July 19? |
|---|---|
| Market ID | 2898504 |
| 24h price change | +15.0 pp |
| YES now (PM Breaking) | 61.5% |
| YES ~24h ago (est.) | 76.5% |
| YES (Polydata overview) | — |
| Whale net flow (24h) | $0 |
| Whale buy / sell (24h) | — / — |
| Unique whales (24h) | — |
| Volume 24h (PM) | $59K |
| Unique traders (Polydata) | — |
Source: Polydata API v3 · /whales/flow + Polymarket Breaking · snapshot 2026-07-18. 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.