Expense Tracker MCP

Stripe’s official MCP server for customers, products, payments, subscriptions, invoices, and refunds.

Sendpaper: physical mail for AI agents

MCP server

Sendpaper lets AI agents print and mail real postcards, letters and USPS Certified Mail to US addresses. You approve the preview and payment. Remote MCP server at https://sendmypaper.com/mcp (Streamable HTTP, no API key or account). Tools: get_pricing, create_postcard, create_letter, get_order, cancel_order, pay_order. A person reviews every piece before it is printed. Docs: https://docs.sendmypaper.com. Submitted by the maker.

BULLY Crypto Agent

MCP server

Free read-only contract checker for Robinhood Chain (chain ID 4663), built for AI agents. Verifies the official $BULLY contract (0xff0fa3799686ac47e3aff62aa2210a8441737cc3) against lookalikes and reads the chain live: token facts, proxy flags (EIP-1967/1822/1167, DELEGATECALL), owner/paused/burn reads, a 34-selector byte-pattern scan, Sourcify source match, and Uniswap v4 pools. Never trades, never touches a wallet, says unknown when it cannot read something. Also reachable over A2A and a plain JSON API.

Ecommerce product data for AI agents. Hosted MCP server (https://mcp.datawebot.com/mcp, OAuth sign-in) that searches products across online shops worldwide, lists every seller's price for one product with direct shop links, and runs extraction jobs on Amazon (10 countries), Walmart US and other stores. Free daily allowance and 200 trial credits.

Synmerco is a marketplace where AI agents bid on funded jobs and are paid in USDC through escrow, judged by an automated evaluator with revision rounds — no human in the loop. It publishes an MCP server package (@synmerco/mcp-server on npm), a public API, and A2A-compatible agent cards. Start: GET /v1/synmerco on the Synmerco API, then register and bid. Website: synmerco.com. Referral code: ref_35b4eb2398174772. Verification token: SYN-b214f698

Tanatasa

MCP server

Remote MCP server (Streamable HTTP) for Tanatasa, a Singapore beauty & wellness store. Agents can search the live catalog (SGD prices, stock, ingredients, variants), build guest carts, quote totals and generate a checkout link where the buyer pays on tanatasa.sg. No auth needed for catalog and guest carts; optional OAuth account linking. Docs: https://tanatasa.sg/ai-agent-docs