MCP serverio.github.emmanuel39hanks/coal

Payment rails for AI agents.

Payment rails for AI agents. Pay merchants in USDC on Base. Dual-protocol: x402 + OKX APP.

UNRATEDActivestreamable-httpmcp.usecoal.xyz

Overview

Score?

UNRATED 0.778

of what a free look can see, on 30 looks

Looks

last 17 hr ago

Tools

More info

URL

mcp.usecoal.xyz/api/mcp

streamable-http

Says it is

coal-commerce 1.3.0

protocol 2025-03-26

In the record since

32 days ago

Among servers18,413 with a card

0median 0.606 · this server 0.778 · highest on record 0.8561

Toolsfrom sha256:8106c2522f…0bc7cc

The tools this server lists, read out of the definition it returned
Tool	Schema
agent_wallet_status Check the USDC balance for your agent wallet (or any address). If `X-Coal-Agent-Key` is set in your Claude config header, this auto-resolves your wallet's address. Otherwise pass `	input · no output
check_paywall Check whether an address has paid for a specific x402 paywall. Returns pricing info if not paid, or content access status if paid.	input · no output
create_checkout Create a Coal checkout session to pay for a product or amount. Settles in USDC on Base (~2s). Returns a checkout URL. Needs a Coal API key — set once via Claude config header `X-Co	input · no output
discover_merchants THE DEFAULT FIRST CALL whenever the user wants to buy, get, fetch, grab, order, purchase, shop for, find, or browse anything (digital goods, ebooks, APIs, prompts, datasets). Retur	input · no output
download_product Retrieve / download / get the file for a digital product after the user paid for it. Use after `pay_merchant` succeeds for digital goods (PDFs, ebooks, cheatsheets, datasets). Pass	input · no output
get_0g_health Check the live status of all 5 0G components: Storage, Chain, Compute, KV, DA.	input · no output
get_checkout_status Check the payment status of a checkout session: pending, verifying, confirmed, expired, failed.	input · no output
get_merchant_profile Get the full profile of a Coal merchant including products (with images), paywalls, supported networks/tokens, and 0G Storage proof. Returns rendered Markdown.	input · no output
pay_merchant Send USDC on Base to any merchant payout address (the `payoutAddress` field shown by discover_merchants — NOT the merchantId). Use this whenever the user has confirmed they want to	input · no output
query_merchant_memory Ask a natural language question about a merchant's products, policies, or catalog. Powered by 0G Compute with Sealed Inference (TEE). Needs a Coal API key — set once via Claude con	input · no output
search_products Search products across all Coal merchants. Filter by name, max price, or tag. Returns a Markdown product grid with images. Use this when looking for something specific like "find a	input · no output
setup_instructions Print step-by-step instructions for using Coal MCP from Claude / Cursor / any MCP client. Run this FIRST if you are unsure how to authenticate or which credentials to provide.	input · no output
verify_receipt Verify a payment receipt and see its 3-step proof trail: (1) Base TX, (2) 0G Storage receipt, (3) 0G Chain anchor.	input · no output

Verify it yourselfnpx teppi-check https://mcp.usecoal.xyz/api/mcpcurl -s https://api.teppi.xyz/v1/trust/mcp/mcs_01M1FZ2F7BWFXG2DPCZC4XTTG9