Explore the x402 Ecosystem
Discover innovative projects, tools, and applications built by our growing community of partners and developers leveraging x402 technology.
1Shot API
A general purpose fascilitator to monetize any n8n workflow with your favorite ERC-20 token.
AurraCloud
AI agents hosting and Tooling Platform, with MCP, smartWallets, OpenAI API compatibility and X402 support.
Axios & Fetch Clients
Reference TypeScript clients for x402 using both Axios and Fetch. Easily integrate x402 payments into your own applications.
Bonsai
Create, remix, and trade evolving media. Use our API to generate AI content using smart media protocol (SMP) templates.
CDP Facilitator
Best-in-class x402 facilitator. Fee-free USDC settlement on Base Mainnet. KYT/OFAC checks on every transaction.
MCP Server Example
A reference implementation MCP server and wallet to call x402 endpoints. Explore the code and run your own server.
Neynar
Powering social data on Farcaster for agents and humans. Get cast info and more.
Node Servers (Hono, Express, Advanced)
Reference x402 server implementations in Node.js using Hono and Express, plus an advanced example with dynamic pricing and complex logic.
Pinata
Account-free IPFS uploads and retrievals using crypto payments, powered by x402. Pay for private or public IPFS storage and retrieval without an account or API key.
Proxy402
Turn your URLs into paid content. Set a price, share your link, and collect payments instantly. By Fewsats.
Questflow
The orchestration layer for the multi-agent economy. Orchestrate multiple AI agents to research, take action and earn rewards on-chain, autonomously.
tip.md
A crypto tipping service that enables AI assistants to help users send cryptocurrency tips to content creators directly from their chat interface. USDC tips via MCP are powered by x402. The MCP service allows for checking wallet types and preparing cryptocurrency tips for users/agents to complete.
x402 Example Gallery
A collection of x402 examples including Next.js integration, Go Proxy, agent use-cases, authentication flows, and more. Explore practical code samples to accelerate your x402 journey.
x402.rs Facilitator
Independent, open-source facilitator in Rust. Easy to self-host, extend to new networks, or use via our hosted instance.