"UPS" matching MCP servers:

Enables AI agents to purchase Telegram Stars, Premium, and TON top-ups by building unsigned transactions for the agent's TON wallet to sign.

A generic MCP + REST payments gateway enabling agents to charge and accept payments without holding spending keys, supporting direct payments via x402 USDC and top-ups with XMR/ZEC.

A generic MCP and REST payments gateway enabling agents and services to accept payments via x402 USDC and XMR/ZEC top-ups, and make outbound ZEC payments with human co-signing, all without holding spending keys.

pay-per-call x402 API endpoints as MCP tools — web search, page-to-markdown, PDF extract, JSON repair/validate, crypto price, weather, IP geo, DNS, markdown lint + 20 agent-commerce aliases. Each tool proxies to vibes-coded.com and settles via x402 (USDC/Solana). Free-trial endpoints need no auth; paid ones need an x402 signature. Catalog is fetched live, so new endpoints appear automatically.

An MCP server for inspecting MEV-relevant activity on Polygon, providing tools to check pending swaps, confirmed swap history, and gas price percentiles, while honestly reporting coverage limitations.

Provides programmatic access to the Binance.US cryptocurrency exchange, enabling users to manage spot trading, wallet operations, and market data via natural language. It supports a wide range of features including order management, staking, sub-account transfers, and account history tracking.

Remote MCP server for the BlinkCodes store: search a catalog of ~1000 gift cards, service top-ups and travel eSIMs, read a product's denominations and order requirements, and buy using USDC on Base over x402, no account and no browser. Hosted at https://blinkcodes.com/mcp this repository holds the schemas, docs and a stdio bridge image for clients that cannot open a remote connection.

An MCP server that gives AI agents direct, on-chain access to DeFi data on EVM chains — wallet balances, Aave v3 lending positions, and live token prices, with no centralized API in the middle.