INDIVIDUAL MCP TOOL

get_payment_request

Get a payment request by id: status (Open/Completed/Cancelled/Expired), pay path, offered currencies, and the underlying draft once the payer committed.

send21.ionone authenticationAvailability not checked

LIVE ENDPOINT

https://send21.io/mcp

No auth detected

Connect to this endpoint to inspect the live schema for get_payment_request and invoke it with your own arguments.

Indexed input schema

{}

Risk classification

Potential side effects detected · medium confidence · heuristic, not a guarantee.

A tool name or description suggests a financial action.

Parent server

send21.io

CONNECT WITH APPROVAL

Client installation

Review this server and its permissions before adding it. Secret placeholders must be set locally.

Codex

~/.codex/config.toml

[mcp_servers.send21-api]
url = "https://send21.io/mcp"
enabled = true

Claude Code

.mcp.json

{
  "mcpServers": {
    "send21-api": {
      "type": "http",
      "url": "https://send21.io/mcp"
    }
  }
}

Claude Desktop

Settings → Connectors → Add custom connector

Name: send21-api
Remote MCP URL: https://send21.io/mcp

Add this remote URL as a custom connector in Claude Desktop. Availability depends on the user plan and workspace policy.

Cursor

.cursor/mcp.json

{
  "mcpServers": {
    "send21-api": {
      "url": "https://send21.io/mcp"
    }
  }
}

Visual Studio Code

.vscode/mcp.json

Add to Visual Studio Code

{
  "servers": {
    "send21-api": {
      "type": "http",
      "url": "https://send21.io/mcp"
    }
  }
}

Generic MCP

Client-specific MCP configuration

{
  "name": "send21-api",
  "transport": "streamable-http",
  "url": "https://send21.io/mcp"
}

MCP Inspector

Run the official MCP Inspector locally and enter the indexed Streamable HTTP endpoint.

Related tools

get_transaction_template — Get the multi-output transaction template for a draft: Bitcoin Core walletcreatefundedpsbt arguments and Electrum/Sparrow pay-to-many CSV.
get_fee_schedule — Get the public send21 fee schedule: tiered percent by payment size in USD, min/max fee, and dust limit.
create_payment_request — Create a payment request / checkout pay link (you are the RECEIVER asking to get paid).
list_address_book — List the account's saved addresses (label, address, network, direction: Sending = recipients the owner pays, Receiving = the owner's own addresses).
get_draft — Get a payment draft by id, including amounts, fee, quote, and status.
get_rate — Get the current exchange rate for an asset in a fiat currency (rate = fiat units per 1 whole asset unit, with source provenance).
create_draft — Create a non-custodial payment draft (you are the SENDER paying a receiver address).
get_draft_status — Lightweight status snapshot of a draft: status (AwaitingPayment/Seen/Confirmed/Expired/Cancelled), paying txid, confirmations.