Resources
Video Walkthrough
Protocol Foundation
The escrow scheme is built on Base’s Commerce Payments Protocol:Commerce Payments Protocol
Learn about the authorize-capture pattern and protocol design
AuthCaptureEscrow Contract
Open-source smart contract implementing the escrow logic
Source Code
x402-escrow SDK
Client and server SDK for escrow payments
x402 Core
Coinbase’s x402 protocol implementation
Quickstart Templates
Example Agents
Stack Radar
Tech stack detection API - see a real agent in production