40 payment tools for agents, scored

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

MCP · ★ 392

Network and framework for co-owned autonomous agent services operating onchain.

Agent Framework · ★ 128

Skim is a data service for agents on Base.

Data Tool · ★ 3

NanoParse is an MCP server on Base.

MCP · ★ 0

minia2a is a marketplace where agents find and pay for services on Base.

Agent Marketplace · ★ 1

Open HTTP 402 payment protocol, now at the x402 Foundation: agents pay per request in stablecoins, and by a newly merged spec, in bitcoin over Lightning.

Payment Rail · ★ 6,750

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 · ★ 1,205

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 · ★ 24

MCP server for crypto-perps research signals, funding-rate arbitrage scans, and market-regime data.

MCP · ★ 10

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

Data Tool · ★ 63

Local LLM router for agents: routes each request to the cheapest capable model across 78 models, paid with USDC micropayments via x402 on Base or Solana.

Developer Tool · ★ 6,634

TRON infrastructure MCP (hosted SSE + local stdio): energy/bandwidth prices, resource optimization, and TRC-20 stablecoin payments.

MCP · ★ 3

Embedded and server wallet infrastructure used to give agents secure key management.

Wallet Infrastructure · ★ 3

PulseFeed checks an x402 endpoint before an agent pays it (liveness, a 0-100 score, receiver and price flags) and tracks changes to MCP servers and npm packages. Ships a guard SDK, an MCP server, and Vercel AI SDK and LangChain tools.

Security Tool · ★ 0

Web search and content-retrieval API built for AI; /search and /contents can be paid per request over x402.

API / SDK · ★ 5,162

Purpose-built blockchain for stablecoin payments, with docs, SDKs, a docs MCP server and Machine Payments (MPP) support for agents.

Developer Tool · ★ 1,035

Bitcoin Lightning wallet MCP and CLI for agent payments: invoices, sends, and L402 support.

MCP · ★ 10

Zero-config Bitcoin data MCP: fees, mempool, blocks, transactions, mining, price, and supply.

MCP · ★ 5

Open-source AI trading terminal: an LLM drives strategy inside hard-coded risk limits across 9 exchanges. Model usage can be paid via x402 USDC on Base.

Trading Tool · ★ 13,122

Open DeFi analytics dashboard and free API tracking TVL, fees, revenue, volume, and yields across many chains and protocols.

Data Tool · ★ 1,271

PayRam's MCP server for self-hosted crypto payments: hosted endpoints and agent payment workflows.

Payment Rail · ★ 158

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

Data Tool · ★ 139

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

MCP · ★ 12

Framework and tooling for building AI agents for onchain commerce.

Agent Framework · ★ 620

Public, keyless catalog of x402 payment-gated services indexed by the CDP facilitator, searchable by intent via REST, TypeScript SDK or a hosted MCP server.

MCP · ★ 163

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 · ★ 55

Cross-chain swap/settlement API solved by the NEAR Intents solver network; also an MPP payment method so agents pay 402s from any chain.

API / SDK · ★ 1

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

Onchain Agent · ★ 559

Official Circle skill repo for USDC payments, cross-chain transfers, and wallet integration.

Skill Repo · ★ 148

Official MCP server for BlindPay's stablecoin payment rails: payouts, payins, virtual accounts, and FX quotes.

Payment Rail · ★ 9

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

Wallet Infrastructure · ★ 417

Official CryptoQuant MCP server exposing on-chain metrics like MVRV, SOPR, and exchange flows to agents.

MCP · ★ 7

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

MCP · ★ 2

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

API / SDK · ★ 262

Agent Control is a marketplace where agents find and pay for services on Base, Solana.

Agent Marketplace · ★ 0

Official Machine Payments Protocol catalog of payment-enabled services, with a web directory, JSON API and read-only MCP server.

Data Tool · ★ 186

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.

Payment Rail · ★ 3,233

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

API / SDK · ★ 1,578

Crossmint's open-source library of onchain actions (tools) for AI agents across chains.

Skill Repo · ★ 1,009

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 · ★ 102