Pronóstico: Claude Fable 5 restored for US customers by…?

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Market context

The US government has forced Anthropic to suspend access to Claude Fable 5 and its sibling model, Claude Mythos 5, citing national security concerns just three days after their public launch. This directive, issued on 12 June 2026, prohibits any foreign national from using the models, including non-US employees of Anthropic, prompting the company to disable access globally to ensure compliance[2][3]. No confirmed timeline exists for restoring access, leaving the current market price at 0% YES as traders assess the likelihood of reversal[1].

Historically, such abrupt export-control interventions against commercially available technology have rarely been overturned without significant diplomatic or legal pressure. The US Commerce Department’s order represents one of the most assertive applications of export authority against a consumer-facing system, driven by reports that the models could facilitate cyberattacks or be reverse-engineered by foreign adversaries linked to China[2][5]. Given the national security framing and the swift global disablement, comparable cases suggest a low probability of reinstatement before the settlement window closes in July 2026.

Traders should monitor official announcements from Anthropic, statements from the US Commerce Department, and any scheduled reviews of the export-control directive. Recent reporting by Axios confirms that Commerce Secretary Howard Lutnick personally dispatched the order to CEO Dario Amodei, indicating high-level government involvement that may delay any reconsideration[2]. Key dependencies include potential legal challenges by Anthropic, shifts in White House policy, or new evidence regarding the models’ safety mechanisms, all of which could alter the 0% market-implied probability before the 11:59 PM ET deadline on 2 July 2026.

Sources: 1 · 2 · 3 · 4 · 5

Methodology

We track Pronóstico: Claude Fable 5 restored for US customers by…? on the five venues with material liquidity for prediction markets. Live odds come from the Polymarket Polygon order book — the only source that ships real-time data under an open licence. For Kalshi, Betfair and Manifold we list platform attributes (fee, KYC, settlement, payment) instead of fabricated odds, because their APIs use non-comparable contract definitions.

Resolution & payout

Settlement runs on-chain. Polymarket's contract logic separates YES and NO shares as conditional tokens; at resolution the winning share lifts to $1.00 and the losing one to $0. The outcome input comes from the UMA Optimistic Oracle, which secures against bad resolution with a bond + dispute window.

Once finalised, the smart contract pays USDC to the holders' wallets within minutes — no withdrawal fees beyond Polygon network gas. Kalshi settles in USD via CFTC clearance, Betfair in account currency net of commission, Manifold in play-money mana with no cash-out.

FAQ

Where can I trade this market with the lowest fees?

On PolyGram, which mirrors the Polymarket order book at 0% fees. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.

How does resolution work?

Through the UMA Optimistic Oracle on Polygon: a proposer submits the outcome, a two-hour challenge window opens, and USDC payouts settle automatically once the result is final.

How fast are USDC deposits?

Polygon credits deposits after 12 confirmations — usually under 30 seconds. Withdrawals follow the same path and land back in your wallet within minutes.

Do I need to KYC for this market?

Not under $1,500 of lifetime trading volume. Above that threshold, PolyGram triggers a quick verification flow that finishes in minutes.

How reliable are the quoted odds?

The YES/NO percentages are the live mid-prices of the Polymarket order book. On deep markets they move every few seconds; on thinner ones you'll see short plateaus.