x402 ecosystem

Ecosystem Directory

Discover innovative projects, tools, and applications built by our growing community of partners and developers.

Client Integrations

Axios & Fetch Clients

Reference TypeScript clients for x402 using both Axios and Fetch

Bino

The autonomous AI agent framework. Consumes x402 paywalled services to collaborate

Ekai Labs

Universal context layer for AI. Keep context portable, persistent and yours

Genbase

Next-gen AI video platform with x402

Mogami Java Client SDK

Makes it easy to bring x402 payments into your Java application

Nuwa AI

User-friendly AI client that connects you to x402-compatible AI services

Subnano

Micropayment content platform enabling creators to earn instantly

thirdweb

Client side TypeScript SDK and HTTP API to pay for any x402 compatible endpoint

AI Frens by Treasure

Launch x402-compatible AI character token and grow with community

Tweazy

Best way to read tweets onchain / Powered by x402, MCP & CDP Smart Wallets

Services & APIs

AEON

Omnichain settlement layer enabling AI agents to pay merchants across SEA, LATAM, Africa

AiMo Network

Permissionless API connecting humans, AI agents, and service providers without gatekeepers

AIsa

Resource marketplace aggregating LLMs and data APIs based on HTTP 402 standard

AurraCloud

AI agents hosting platform with MCP, smartWallets, OpenAI API compatibility and x402

Cybercentry

AI-powered security endpoints structured around Compliance, Intelligence, Protection

Elsa x402

DeFi API endpoints with x402 micropayments. Access portfolio data, token prices

Firecrawl

Web scraping API that allows you to turn websites into LLM-ready data

Gloria AI

AI-powered provider of real-time, high-signal, customizable news data to AI agents

Grove API

Unified API you can /fund using x402 to /tip anyone on the internet

Heurist Deep Research

Web3 native AI research platform. Pay per-query for comprehensive reports

Imagine

Coin it once, remix forever. Use API to generate media using templates

Minifetch

Fetch rich, structured metadata from web pages with pay-as-you-go micropayments

Neynar

Powering social data on Farcaster for agents and humans. Get cast info and more

Onchain

x402's Intelligent Intermediary Layer for Aggregating Facilitators

Otto AI Agent Swarm

AI-powered crypto intelligence. Real-time news, token analysis, market signals

Pinata

Account-free IPFS uploads/retrievals using crypto payments powered by x402

Proofivy

Attestation and x402 paywalled publishing via WordPress plugin or custom tools

Questflow

Orchestration layer for multi-agent economy. Orchestrate agents autonomously on-chain

QuickSilver

Bridge between physical systems and AI for real-world applications

SerenAI x402 Gateway

Production gateway enabling AI agents to pay for database queries via x402

SLAMai

Definitive platform for smart money intelligence with APIs and MCP layer for agents

Snack Money API

Micropayment platform for X, Farcaster, baseapp and verifiable identities

tip.md

Crypto tipping service enabling AI assistants to send cryptocurrency tips via chat

Zyte API

Unified Web Scraping API for unblocking, browser rendering and extraction

Infrastructure & Tooling

0x402.ai

Premier Cloud Infrastructure for x402. Become facilitator in seconds

1Shot API

General purpose facilitator to monetize n8n workflows with favorite ERC-20 token

402104

Generate expirable, paywalled links to private ANS-104 DataItems on Arweave

AltLayer

Provides x402 suite including gateway, facilitator, decentralized agent hosting

Cascade

Revenue distribution infrastructure for Solana and Base. Split payments

CodeNut

Web3 vibe-coding platform for building and deploying x402-enabled applications

DappLooker AI

Unified on-chain/market intelligence APIs with native x402 support

Daydreams Router

x402 enabled LLM inference for agents and applications

Faremeter

Lightweight OSS x402 framework powered by client-, middleware-, server-side plugins

Fluora

MonetizedMCP marketplace enabling AI agents to autonomously find and purchase services

FluxA

Permissionless deferred payment rails for x402. Fast parallel stablecoin micropayments

Heurist Mesh

Library of composable crypto skills for AI agents. MCP and x402 support

Latinum Agentic Commerce

Open-source MCP wallet and facilitator for agents to pay x402 requests

Locus

MCP-enabled wallet for controlling agent spending with auto-generated x402 endpoint tools

MCP Server Example

Reference implementation MCP server and wallet to call x402 endpoints

MCPay

Build and monetize MCP servers

Meridian

Multi-chain facilitator with developer-first features

Meson x402

Chrome extension to connect EVM & Solana wallets, test x402 interfaces

Mogami Java Server SDK

Turn any endpoint into pay-per-call API using x402 protocol

Node Servers

Reference x402 implementations in Node.js using Hono, Express, advanced examples

PredictOS

Open-source framework for deploying AI agents for prediction markets

Proxy402

Turn your URLs into paid content. Set price, share link, collect payments instantly

x402-secure

Real-time risk control for AI-driven x402 payments with fraud prevention

thirdweb

Server side TypeScript SDK and facilitator API supporting 170+ chains, 4000+ tokens

TokenMesa

Launch service-backed token based on x402 with auto token conversion

X402 Kit

Fully modular Rust SDK for building complex x402 payment integrations

x402 Market

Permissionless Launchpad for x402-Enabled Services by AWE Network

x402list.fun

Discover and analyze x402 services ecosystem. Search, compare pricing and metrics

x402scan

Ecosystem explorer for x402 resources and analytics

x402station

Leading x402 analytics platform with UI for monitoring services

ZeroPay

Open crypto payment gateway for humans and AI agents

zkStash

Permissionless Shared Memory Layer for agents with native x402 payment support

Learning & Resources

Mogami Examples

Learn x402 in Java with real client, server, and hosted examples

x402 Example Gallery

Collection of x402 examples including Next.js, Go Proxy, agent use-cases

Facilitators

CDP Facilitator

Best-in-class x402 facilitator. Fee-free USDC settlement on Base Mainnet

Corbits

Production grade facilitator supporting multi-network, multi-token payment schemes

Mogami Facilitator

Free, developer-focused, production-ready facilitator for x402 payments

OpenX402.ai Facilitator

First permissionless, gasless and omnichain x402 facilitator

PayAI Facilitator

Accept x402 payments on all networks including Avalanche, Base, Polygon, Solana

Treasure Facilitator

x402 Facilitator on Base and Base Sepolia. Supports EIP-3009 tokens

WorldFun Facilitator

Fee-free EIP-3009 payments in USDC and ERC-20 tokens on Base

x402.org Facilitator

Default testnet facilitator for x402

x402.rs Facilitator

Independent, open-source facilitator in Rust. Easy self-host or hosted