#MastercardStablecoinCards Mastercard has partnered with MoonPay to launch stablecoin-powered payment cards, enabling users to make transactions at over 150 million merchants worldwide. Here's what you need to know:

Key Features

- *Stablecoin Conversion*: The card automatically converts stablecoins into local fiat currency during transactions, ensuring seamless integration with traditional retail systems.

- *Global Reach*: The partnership allows users to spend stablecoins like USDC or USDT at millions of merchants globally, including online and offline retailers.

- *Easy Transactions*: Users can simply swipe their card, and the transaction will be processed in seconds, without needing to exchange stablecoins for fiat currency manually ¹ ².

Partnerships and Expansion

- *MoonPay and Iron*: MoonPay acquired Iron, a stablecoin payment startup, in March 2025, providing the technology for Mastercard's stablecoin card initiative.

- *Other Collaborations*: Mastercard has also partnered with OKX, Nuvei, and Circle to develop end-to-end stablecoin acceptance and payment capabilities.

- *Visa Comparison*: Stablecoins processed $35 trillion in transactions between February 2024 and February 2025, more than double Visa's annual payment volume ³ ² ⁴.

Regulatory Landscape

- *US SEC Clarification*: The US Securities and Exchange Commission has clarified that certain fiat-backed stablecoins are not considered securities under federal law.

- *Regulatory Uncertainty*: However, regulatory ambiguity still surrounds yield-bearing and algorithmic stablecoins, which may impact their adoption ³.