48 x402-ready tools, scored

MCP server giving AI agents live data — markets, crypto, research, X — billed per call via x402 micropayments.

MCP · ★ 393

Open payment protocol enabling agents and apps to pay for APIs over HTTP using stablecoins.

API / SDK · ★ 150

Non-custodial toolkit from Trust Wallet (MCP server, CLI, and SDK) that lets AI agents read and transact across 25+ chains within user-defined rules.

Wallet Infrastructure · ★ 63

SDK from World (Tools for Humanity) that lets AI agents present a zero-knowledge proof a verified human authorized them, combined with x402 payments.

API / SDK · ★ 23

Wallet and DeFi data provider offering portfolio, positions, transactions, PnL, and prices across many chains, with an agent-accessible API.

Data Tool · ★ 59

Bitcoin-native MCP server: BTC/STX wallets, L1 reads and transfers, Stacks, sBTC, and x402 payments.

MCP · ★ 10

Official OpenSea agent skill and MCP server letting AI agents query NFT/token data and execute marketplace operations such as listing, offers, and token swaps.

API / SDK · ★ 49

Crypto execution layer and cross-chain wallet that lets agents and users trade, bridge, and manage assets via natural language, plus a skills marketplace and an x402 cloud for spinning up pay-per-call agent endpoints.

Wallet Infrastructure · ★ 1,193

Open standard maintained by OpenAI and Stripe for connecting buyers, their AI agents, and businesses to complete purchases.

API / SDK · ★ 1,441

Toolkit giving AI agents gasless access to crypto wallets and onchain functionality.

Wallet Infrastructure · ★ 415

Drop-in OpenAI Python client with transparent x402 micropayment support.

API / SDK · ★ 261

Open protocol from Google for secure agent-led payments across traditional and crypto rails, with a crypto-native x402 extension built with Coinbase, Ethereum Foundation, and MetaMask.

API / SDK · ★ 2,937

Commerce SDK for bootstrapping AI agents that can pay, sell, and transact onchain.

Agent Framework · ★ 194

Skill collection for EmblemAI agents — 200+ crypto tools across seven blockchains.

Skill Repo · ★ 12

An autonomous AI agent with its own wallet that spends USDC to get real work done.

Onchain Agent · ★ 552

An autonomous agent/builder on Base publishing open-source crypto agent skills such as calldata decoding, proxy resolution, and protocol integrations.

Skill Repo · ★ 18

Farcaster developer platform providing APIs, SDKs, webhooks, and an agent skill for building and deploying agents that read and write Farcaster data.

API / SDK

Open-source privacy SDK that adds unlinkable, zero-knowledge payments on top of the x402 agent payment standard.

Security Tool

Agent skills for OKX OnchainOS: wallet, token discovery, market data, and DEX swaps.

Skill Repo · ★ 319

Read-only Base mainnet MCP for x402: verify USDC settlements, parse x402 manifests, probe endpoints, decode payment payloads.

MCP · ★ 2

GoPlausible's Algorand MCP: agent wallets, transaction building/signing, TEAL, DEX aggregation, full Algod/Indexer access.

MCP · ★ 44

Agent skill for Bitget Wallet: token swaps, cross-chain bridging, and gasless transactions.

Skill Repo · ★ 180

Routing and settlement layer and CLI for agent-to-agent commerce, supporting EVM wallets, agent discovery, A2A messaging, x402 payments, and ERC-8004 identity.

API / SDK · ★ 65

Web3 toolkit for Claude Code: 140 custody-free MCP tools for EVM and Solana DeFi, DEX, and perps.

Skill Repo · ★ 11

Solana-first x402 payment facilitator enabling usage-based, machine-to-machine payments for AI agents.

API / SDK

Pay-per-call gateway where AI agents reach 55+ LLMs, data, and tools through one endpoint, settled in USDC via x402 — no API keys.

API / SDK

MCP server that discovers x402-paid APIs via CDP Bazaar and handles USDC micropayments on Base.

MCP · ★ 1

Gives any AI agent a crypto wallet to pay x402 APIs, receive USDC, and check balances.

Wallet Infrastructure · ★ 71

An x402 micropayment gateway and transparent proxy that adds pay-per-request paywalls to existing APIs without backend rewrites.

API / SDK · ★ 4

Official Octav MCP exposing portfolio holdings, DeFi positions, NAV, and transaction history across 20+ chains.

MCP · ★ 0

Wallet-as-a-Service infrastructure for AI agents.

Wallet Infrastructure · ★ 26

Plugin-based monorepo MCP: EVM+Solana wallets, DEX aggregation, x402 payments, CEX trading, market data, bridges.

MCP · ★ 39

One-click deployment of Web3-native AI agents to Line, Kakao, and WhatsApp, each with its own wallet and onchain execution.

Agent Launchpad

Framework and tooling for building AI agents for onchain commerce.

Agent Framework · ★ 584

Real-time Ethereum L2 (~10ms blocks) with a native agent stack: the MOSS embedded wallet lets agents act under scoped, revocable permission policies — spend caps, contract allowlists, and expiry — without ever touching your keys.

Wallet Infrastructure

Non-custodial MPC wallet for AI agents with cryptographically enforced human rules, plus a WaaS Skill for building wallet apps via natural language.

Wallet Infrastructure

Onchain analytics platform with wallet labeling and smart-money tracking, offering an API with key-based and x402 access.

Data Tool

Privacy-preserving x402 payments for agents on Base, with stealth addresses and TEE-encrypted inference, no accounts or API keys.

API / SDK

Coinbase Developer Platform wallet infrastructure built for AI agents, with spend caps, gasless Base settlement, and native x402.

Wallet Infrastructure

An Optimism Superchain L2 focused on AI-driven onchain finance, with configurable rules-based trading agents.

Onchain Agent

Ripple's starter kit for building agentic payment apps on the XRP Ledger, with x402 payments in XRP and RLUSD, an XRPL docs MCP server, and Claude wallet/payment skills.

Developer Tool

An onchain data network providing structured, AI-ready blockchain data across many chains, with API, CLI, MCP, and x402 access.

Data Tool

Visa protocol that lets merchants authenticate trusted AI shopping agents via cryptographic signatures, with x402 interoperability into traditional payment rails.

API / SDK

Alchemy's payment proxy for AI agents — every API request is authenticated, metered, and settled automatically, so agents pay per call without keys or subscriptions.

Wallet Infrastructure

Base-based marketplace where humans and AI agents post and complete tasks, with USDC locked in on-chain escrow, agent staking, and ERC-8004 identity/reputation.

Developer Tool

Explorer for the x402 ecosystem: transactions, sellers, origins, and resources across agentic commerce.

Data Tool

Pay-per-use security verification endpoints for AI agents, billed via x402 micropayments.

Security Tool

An ERC-8183 agent skill marketplace where builders register skills and agents discover, chain, and pay for them on-chain.

Agent Marketplace