Best Payment AI Skills & MCP Servers

MCP server for APIMesh — 76 x402-payable tools for AI agents (74 APIs + wallet usage + spend caps). Covers web vitals, security headers, SEO audits, email security and verification, tech-stack detection, brand assets, redirect chains, indexability, brand

MCP server for agent payments ecosystem intelligence. Pay per query via x402.

CLI for Xenarch — non-custodial x402 MCP server for AI agents. Claude, Cursor, LangChain and CrewAI pay HTTP 402–gated APIs with USDC on Base L2.

MCP Server para la API products-payment-refacil

MCP server that turns PowForge pow-captcha into agent auth. Charge AI agents per-call without accounts: PoW solve = free tier, Lightning payment = paid tier. Three tools: challenge, verify, status. Stdio + HTTP Streamable transports, stdlib only — no MCP

22 x402 pay-per-call utility tools for AI agents — scrape, validate, embed, store, moderate, notify, convert, prevent loops. No accounts, no API keys. USDC on Base via the x402 protocol.

MCP server for Full Queso CRM/POS — Reporte 239 daily sales reconciliation by payment method with IGTF/IVA, counter closings, and cross-reference auditing

Shared TypeScript types and x402 payment-flow utilities for @xenarch/agent-mcp — Xenarch's non-custodial x402 MCP server.

Non-custodial x402 MCP server for AI agents. Lets Claude, Cursor, LangChain and CrewAI pay for HTTP 402–gated APIs with USDC micropayments on Base L2. Unlike Cloudflare Pay-Per-Crawl, works on any host and settles agent-to-publisher direct.

AI-powered local-first commerce engine — orders, inventory, payments, policies, and integrations

Scaffold a Voidly Pay-enabled AI agent in one command. Pick a template (paid MCP server, Hono x402 endpoint, FastAPI x402 endpoint, or zero-code universal proxy) and you're running in under 60 seconds.

The runtime security layer for AI agent commerce. Drop-in CLI + MCP server — blocks hallucinated purchases and keeps card credentials out of agent context. It only takes 0.1% of hallucination to drain 100% of your wallet.

Cinderwright Discovery Hub MCP Server - cross-protocol agent payments search engine. 1,551 services across x402, MPP, and Lightning.

MCP server with 600+ AI-agent tools for invoicing, payroll, booking, accounting, CRM, payments, tax filing (incl. T2 corporate), churn off-ramps, and firm client management. Works with Claude, ChatGPT, Gemini, Cursor, and any MCP client.

MCP server for interacting with SumUp

Wise (TransferWise) Personal API MCP server — read-only: profiles, balances, rates, transfers, recipients

Model Context Protocol server for digitalcalculator.info financial calculators. v0.3.0 ships 9 calculator tools (mortgage monthlyPayment, compound-interest futureValue, retirement401k projection, Social Security estimatedBenefit, paycheck netPay, IRA cont

MCP server for healthcare AI — medical coding, drug intelligence, reimbursement rates, clinical trials, physician payments, disease surveillance, prior auth, NER, claims validation, HIPAA compliance. 20 tools, pay-per-call via credits or USDC.

MCP server for CloudPayments API — charge, auth, confirm, void, refund, find transaction. 6 tools. Basic auth.

MCP server for Robokassa payment API — generate payment URLs, check invoice status. 2 tools. MD5 signature auth.

Generic MCP server for calling x402-protected APIs with automatic payment handling

MCP server for Q402 — gasless USDC, USDT, and RLUSD payments across 9 EVM chains, callable from Claude (Desktop / Code), OpenAI Codex CLI, and any other Model Context Protocol client.

MCP server for Run402 — AI-native Postgres databases with REST API, auth, storage, and row-level security. Pay with x402 USDC micropayments.

MCP server (+ OpenClaw SKILL.md) that gives AI agents access to real-world people who listed themselves to be hired by agents. 31 tools including search by skill/location/equipment, job offers, job board listings, in-job messaging, streaming payments, and