The Commodity Futures Trading Commission authorized Polymarket to resume U.S. operations as a regulated intermediated exchange through an Amended Order of Designation. Spot XRP exchange-traded funds launched by Grayscale and Franklin Templeton attracted combined net inflows exceeding $130 million on Monday. Swedish fintech firm Klarna announced plans to introduce a USD-backed stablecoin on the Tempo blockchain by 2026.

Swedish digital bank Klarna has launched KlarnaUSD, a USD-pegged stablecoin on Tempo, the layer-1 blockchain developed by Stripe and Paradigm. The stablecoin is live on Tempo's testnet, with mainnet deployment planned for 2026. Klarna will initially use the token for internal cross-border payments to reduce costs for its 114 million customers before extending access to merchants and consumers.

U.S. Bank has launched a pilot program to test custom stablecoin issuance on the Stellar network, representing a significant step by a major American financial institution into programmable digital currency. The initiative was disclosed during a Money 20/20 podcast featuring executives from U.S. Bank, the Stellar Development Foundation, and PwC.

The U.S. Commodity Futures Trading Commission issued an amended order permitting Polymarket to operate in the United States. The crypto-based prediction market platform had been barred from U.S. operations since 2022 following an enforcement action for running an unregistered derivatives exchange. The approval follows Polymarket's acquisition of QCX, a designated contract market and clearinghouse.

The United Arab Emirates enacted Federal Decree No. 6 of 2025, bringing decentralized finance and Web3 operations under central bank oversight effective September 16, 2025. The decree mandates licensing for payment, lending, trading, and custody services by September 2026. Non-compliance carries penalties up to 1 billion dirhams, approximately $272 million.

Monad activated its mainnet following nearly three years of development since its January 2023 fundraising. The platform targets over 10,000 transactions per second using parallel execution architecture and custom consensus mechanisms. MON token trading began on Solana and Hyperliquid, with Solana recording over $60 million in 24-hour volume. Market gains across Bitcoin, equities, and gold coincided with December Federal Reserve rate cut probabilities climbing above 80%.

Deutsche Bank expects the Federal Reserve to reduce rates by 25 basis points in December before pausing through 2025 and into 2026. Polymarket data show the probability of a December cut has risen to 84%, up 13 percentage points intraday.

The United Arab Emirates has enacted Federal Decree No. 6 of 2025, requiring central bank licensing for decentralized finance and Web3 operations starting September 16, 2025. Non-compliant entities face penalties up to $272 million. The regulation covers payment services, lending protocols, trading platforms, and custody activities, while self-custodial wallets remain exempt.