Ant International, Visa, and Mastercard Start “Know Your Agent” Standards Work
The MAS-convened BuildFin.ai effort targets identity and authorization for AI agents initiating payments across networks.
Start hereIt is a shift from buying software seats to commissioning autonomous workflows, with identity, protocols, and settlement deciding who can be trusted and paid.

Stablecoins let software agents clear payments continuously onchain, then route fiat payouts and cross-chain USDC via networks like CPN and CCTP.

X402 settles per HTTP request in stablecoins, MPP runs a pre-authorized session that batch-settles, and AP2 adds signed mandates for provable authorization.

X402 turns HTTP 402 into machine-readable payment terms, then settles signed stablecoin authorizations onchain via a facilitator.

X402 standardizes a 402-based HTTP handshake so APIs can quote, verify, and settle payments per request without user accounts.
The MAS-convened BuildFin.ai effort targets identity and authorization for AI agents initiating payments across networks.
Flop Labs is reviewing an October airdrop of about 20% of supply, with tokenomics and eligibility still being adjusted.