X402
Articles
x402 Launches Agentic.market — A Service Marketplace for AI Agents
The team behind Coinbase-backed payment protocol x402 has launched Agentic.market, a marketplace where AI agents can autonomously discover and purchase digital services without API keys.
x402 Protocol Introduces Pay-Per-Use Model for AI Agent Compute
Coinbase has rolled out the Upto mechanism for the x402 protocol, replacing fixed fees with usage-based pricing for AI agents consuming computational resources.
Alchemy Launches AgentPay: A Universal Gateway for AI Agent Payments
Web3 infrastructure provider Alchemy has unveiled AgentPay, a unified integration layer that connects fragmented AI agent payment protocols from Coinbase, Stripe, Visa, Mastercard, and Circle under a single endpoint.
How ERC-8004 and x402 Standards Are Turning AI Agents Into Market Participants
Blockchain standards ERC-8004 and x402 are building the infrastructure for autonomous machine payments, challenging Big Tech's closed ecosystems and the attention economy model.
World Launches AgentKit to Verify Humans Behind AI Agents
World has released AgentKit, an SDK that cryptographically proves a real human is behind an AI agent's actions. The tool is built on top of the x402 protocol developed by Coinbase and Cloudflare.
AI Agent Transaction Volume Is 15x Lower Than Bloomberg's Estimates, Says a16z Partner
a16z partner Noah Levine challenged Bloomberg's AI agent payment data, showing actual on-chain volume at $1.6–3M versus the reported $24M.
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