The market for “Will Anthropic extend Claude Fable 5 paid-plan access again by July 12?” on Polymarket experienced a dramatic price shift, with the YES contract soaring 71.5 percentage points over 24 hours, climbing from 28.5% to 100.0%.
This surge reflects a near-complete consensus among traders that the extension will occur, effectively pricing out alternative outcomes. The $37K traded in the last 24 hours underscores heightened engagement around this question.
Notably, whale flow moved in tandem with the price change, indicating that large investors reinforced the market’s reassessment rather than opposing it. This alignment between whale activity and the tape suggests confidence in the new valuation rather than a speculative divergence.
The combined impact of the substantial price increase and whale participation signals strong market conviction that Anthropic will indeed extend Claude Fable 5 paid-plan access by the specified deadline. This level of repricing on Polymarket highlights how quickly information or sentiment shifts can crystallize into near certainty in prediction markets.
| Market | Will Anthropic extend Claude Fable 5 paid-plan access again by July 12? |
|---|---|
| Market ID | 2839715 |
| 24h price change | +71.5 pp |
| YES now (PM Breaking) | 100.0% |
| YES ~24h ago (est.) | 28.5% |
| YES (Polydata overview) | — |
| Whale net flow (24h) | $0 |
| Whale buy / sell (24h) | — / — |
| Unique whales (24h) | — |
| Volume 24h (PM) | $37K |
| Unique traders (Polydata) | — |
Source: Polydata API v3 · /whales/flow + Polymarket Breaking · snapshot 2026-07-12. 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.