Claude Mythos 5 access restored by…?

Platform comparison

Market context

In April 2026, Anthropic suspended access to its cybersecurity model, Claude Mythos 5, for all customers following a US government directive. By late June, the Department of Commerce lifted these export controls, and Anthropic immediately began restoring access to approximately 100 US organisations, including government agencies and Fortune 500 firms, for defensive cybersecurity purposes[1][4]. This partial restoration, confirmed on X and via TechCrunch, means the model is already active for a defined group of US partners, directly satisfying the market’s condition for a "Yes" resolution if access is restored to at least one previously rescinded US client[1][3].

Historically, similar export control suspensions in the technology sector have been resolved through swift government-company negotiations, with full reinstatements often occurring within weeks of the initial ban[2]. The current 0% crowd-implied probability appears disconnected from the factual reality that access has already been restored to over 100 US entities, suggesting the market may be mispricing the event or failing to account for the confirmed partial rollout[1][4]. Comparable cases show that once safeguards are deemed appropriate by the US government, access expansions follow rapidly, as seen with the recent reinstatement of Fable 5 for general use[3].

Traders should monitor official announcements from Anthropic regarding the expansion of Mythos 5 access beyond the initial 100 organisations, particularly any updates on the Glasswing security program’s partner list[2]. Key dependencies include the Department of Commerce’s continued stance on export controls and any further communications from the Trump administration regarding national security authorities[3]. Recent news from Business Insider confirms that Anthropic has already reinstated Fable 5 following an agreement with the administration, indicating a trend of resolving such disputes quickly[3]. The settlement window ending in June 2026 provides ample time for further access expansions, making the current 0% probability highly questionable given the confirmed partial restoration[1].

Sources: 1 · 2 · 3 · 4 · 5

Methodology

This page compares Claude Mythos 5 access restored by…? with a focus on payment rails and deposit friction. Polymarket accepts USDC on Polygon only; Kalshi only ACH/Plaid (US only); Betfair card/SEPA in EU/UK; Manifold no deposit. Polymarket Klarna UK additionally offers Klarna and SOFORT as fiat on-ramps to USDC. Live odds reflect the Polymarket order book.

Resolution & payout

Settlement path determines payout latency. Polymarket settles on-chain (USDC, minutes). Broker frontends like Polymarket Klarna UK add Klarna/SOFORT as fiat withdrawal options with T+1 processing. Kalshi: USD via ACH (T+1 to T+3). Betfair: local currency via card/SEPA (T+1 to T+5).

FAQ

How does Klarna deposit work on Polymarket Klarna UK?

You enter the deposit amount in EUR/GBP, choose Klarna as the method, run through Klarna's standard authentication (Pay Later or Direct Bank Transfer), and Polymarket Klarna UK converts internally to USDC for the Polymarket order book. Processing: typically under 30 minutes.

What does SOFORT cost as a deposit method?

Polymarket Klarna UK charges no fees for SOFORT. The only cost is the internal FX spread (typically <1%) on EUR→USDC conversion. SOFORT itself has no end-user fees — the platform absorbs acquirer costs.

Which payment methods are supported?

Klarna (Pay Now / Pay Later), SOFORT, SEPA bank transfer, credit card (Visa/Mastercard), Apple Pay, Google Pay, and direct USDC deposit on Polygon. Availability depends on your jurisdiction.

Can I deposit with a credit card?

Yes, Visa and Mastercard. Credit card deposits carry a ~2.5% acquirer surcharge (standard for card payments). Apple Pay and Google Pay run on the same card rails — same surcharge.

Are payment details protected?

Yes. Card and bank details are never stored by Polymarket Klarna UK — they pass directly through PCI-DSS compliant payment service providers (Adyen, Stripe). Polymarket Klarna UK retains only transaction IDs and Klarna reference numbers for reconciliation.