Circle's Arc Mainnet Is Live: What It Means for x402, USDC, and Solana
Circle went from issuing USDC to running the chain it settles on. Here's how Arc reshapes the x402 landscape, and why a multi-chain world still needs multi-network rails....
EcosystemA collection of 5 posts
x402 is gaining momentum on Solana. That’s a win for the whole ecosystem
Solana’s x402 partnerships and network upgrades are concrete developments. Here’s what the sources establish, what remains unmeasured, and why PayAI is building on Solana....
x402 on Arbitrum: PayAI Adds Support for Arbitrum One
PayAI supports x402 payments on Arbitrum One and Sepolia. Network identifiers, asset compatibility and the difference between fast confirmation and finality....
PayAI’s x402 Facilitator on Solana
How PayAI handles x402 payments on Solana, and how to evaluate compatibility, payment costs, confirmation, recovery and evidence behind market-share claims....
x402 Adoption: How Google, Cloudflare, Stripe, and More Are Embracing the x402 Protocol
What Google, Cloudflare, Stripe and AWS document about x402: protocol work, payment services, previews and the integration checks builders still need....