The probability that Anthropic will extend Claude Fable 5 paid-plan access by July 19 surged 19.0 percentage points over the past 24 hours, climbing from 60.0% to 79.0% on Polymarket. This sharp repricing reflects fresh market sentiment favoring the extension.
Notably, whale activity aligned with the price move, with large traders increasing their net positions on YES contracts, confirming the market’s bullish shift. The $19K traded volume over the same period underscores a solid level of engagement, supporting the price momentum rather than contradicting it.
This synchronized price and whale flow movement suggests that informed participants are driving the market’s reassessment of Anthropic’s intentions. The significant jump in odds points to a growing consensus that Claude Fable 5’s paid-plan access will be extended, as reflected by both retail and whale investors.
Such a pronounced and supported move can indicate increased confidence in the outcome, making this contract a focal point for traders tracking Anthropic’s product strategy developments going into the July 19 deadline.
| Market | Will Anthropic extend Claude Fable 5 paid-plan access again by July 19? |
|---|---|
| Market ID | 2898504 |
| 24h price change | +19.0 pp |
| YES now (PM Breaking) | 79.0% |
| YES ~24h ago (est.) | 60.0% |
| YES (Polydata overview) | — |
| Whale net flow (24h) | $0 |
| Whale buy / sell (24h) | — / — |
| Unique whales (24h) | — |
| Volume 24h (PM) | $19K |
| 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.