AI agents
Agents, protocols and SDKs that move money in stablecoins.
Coinbase Agent Payments
End-to-end agent payment stack: CDP wallets, x402 protocol and credit-line settlement.
baseethereumsolanapolygon
Olas
Open marketplace and incentive layer for autonomous on-chain agent services.
ethereumpolygonbasearbitrum
Skyfire
Payment network and KYA (Know-Your-Agent) passport for AI agent transactions.
basesolanapolygon
x402
HTTP 402 'Payment Required' protocol for AI agents to pay APIs in stablecoins.
baseethereum
Halliday
Cross-chain agent payment orchestration with intent-based settlement.
ethereumbasepolygonarbitrum
Payman
Payment infrastructure for AI agents with policy controls and approval flows.
basepolygon