ChainCatcher News: Coinbase Developer Platform announced that x402 now supports all ERC-20 tokens. Developers can receive payments using the following methods: → EIP-3009 (Authenticated Transfers) → Permit2. This means USDC, EURC, or any ERC-20 token supported by Permit2 can be used for on-chain payments on x402.
Additionally, x402 has added support for Sign-in-with-X (SIWX), solving the issue of repeated access to purchased content; the x402 MCP package can monetize any MCP tool and integrate it directly into