"Integrating Automated Payment Systems" matching MCP servers:

Enables blockchain payment operations across multiple networks including Base, Ethereum, BSC, Polygon, and Avalanche. Supports balance queries, token transfers, transaction tracking, wallet management, and gas fee estimation with built-in security limits.

Enables AI agents to access paid content by integrating cryptocurrency payments through the x402 protocol, allowing LLMs to verify payments and retrieve paid resources automatically.

Enables cryptocurrency payment processing through the Infini Payment API, supporting order management, multi-chain withdrawals, and webhook verification for USDC/USDT transactions.

Enables AI agents to make micropayments using USDC on Solana via the x402 protocol, supporting payment requests, on-chain verification, and revenue tracking.

Enables Alexa+ agents to purchase x402-protected digital resources while a human retains control over budget, approval, and wallet signing via MCP tools.

Yolfi Agent Kit for AI coding agents: receive crypto, SaaS payment, stablecoin checkout, payment links, payment status checks, webhook verification, and webhook-based access logic to applications through Yolfi

MCP server for cryptocurrency payment integration, enabling payment requests, webhook verification, and payment URL building.

Enables AI agents to autonomously search, pay, and book travel by integrating Travala's travel inventory with FurlPay's payment rails, supporting both crypto-native and legacy payment methods.

A local MCP server for handling X402 payment-protected HTTP endpoints, offering tools for order placement, signing, and payment submission with multiple signing modes and blockchain networks.

Enables any AI agent to send cryptocurrency tips via x402 payment collection and automatic CDP disbursement, turning agents into payment-enabled tipping platforms.

Enables AI agents to facilitate cryptocurrency tipping using x402 payment collection and CDP automatic disbursement. Supports USDC tips on Base and Solana with automatic payment splitting (96% recipient, 4% platform) through dedicated wallets.

Non-custodial payment engine for AI agents supporting BTC, ETH, USDT, USDC, XRP, XMR, and ZEC. Exposes wallet, invoice, and payment tools over MCP with per-agent spend limits, plus x402 pay-per-call support.

Enables AI agents to perform free KushBitx token previews, advisory SpendGuard policy evaluations, and discovery of unsigned x402 payment challenges through three MCP tools, with no signing or payment execution.

Enables AI agents to deploy and operate a self-hosted, no-signup crypto payment gateway with multi-chain support, card-to-crypto checkout, and MCP tools for payment links and integration snippets.

Monero/Zcash payment webhooks + DeFi liquidation & Ethereum builder data over MCP. Free tier; x402.

An open-source, zero-dependency Model Context Protocol (MCP) server and HTTP 402 payment gateway template built for Cloudflare Workers and Node.js. This repository provides an automated store API on Solana (USDC) alongside a native MCP Server interface. It enables AI agents (Claude Desktop, Cursor, etc.) to discover, pay for, and consume paid digital assets via standardized MCP Tools.

Drop-in x402 payment middleware for MCP servers. Charge AI agents per tool call using USDC on Base chain — Python and JavaScript SDKs, no payment processor, no KYC.

Enables direct SOL payments for content access by integrating MCP with the Solana blockchain for decentralized, permissionless access control.

Enables HTTP 402 payment protocol interactions on Stellar, allowing payment intent probing, guarded paid fetches, and budget status queries.

An MCP server that tests agent payment capabilities by making a real x402 payment ($10 USDC on Base) and returning a signed diagnostic report covering the entire payment flow.