Circle proposes its own L1
Arc was announced as an EVM L1 with USDC as gas. Issuer infrastructure is not an x402 competitor; it is settlement concentration.
2025-08
What happened
Arc was announced as an EVM L1 with USDC as gas. Issuer infrastructure is not an x402 competitor; it is settlement concentration.
Circle introduces Arc, an L1 purpose-built for stablecoin finance
USDC-as-gas on an EVM L1 is issuer infrastructure, not an x402 competitor.
CDP publishes machine-readable x402 resource discovery
The Bazaar-style discovery API is how agents find payable HTTP resources.