INDIVIDUAL MCP TOOL

get_fuel_link

Get the FirstKey Fuel payment link for a principal: a human pays by card (Stripe) and cycles land in the agent's wallet — the sovereign refuel path when the free faucet grant or deploy pool is exhausted.

firstkey.ionone authenticationAvailability not checked

LIVE ENDPOINT

https://mcp.firstkey.io/mcp

No auth detected

Connect to this endpoint to inspect the live schema for get_fuel_link 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

firstkey.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.firstkey-mcp]
url = "https://mcp.firstkey.io/mcp"
enabled = true

Claude Code

.mcp.json

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

Claude Desktop

Settings → Connectors → Add custom connector

Name: firstkey-mcp
Remote MCP URL: https://mcp.firstkey.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": {
    "firstkey-mcp": {
      "url": "https://mcp.firstkey.io/mcp"
    }
  }
}

Visual Studio Code

.vscode/mcp.json

Add to Visual Studio Code

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

Generic MCP

Client-specific MCP configuration

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

MCP Inspector

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

Related tools

create_wallet — Generate a fresh Ed25519 wallet for an AI agent: returns the ICP principal and the PKCS#8 PEM private key.
claim_faucet_grant — Claim the one-time free 1T cycles grant from the FirstKey faucet for an agent principal.
deploy_site — Deploy a static website for an agent: creates a canister on the Internet Computer, installs the FirstKey static host, uploads every file, and returns the live https URL.
deploy_upload_chunk — Upload one chunk of a large file to an already-deployed agent site (for files that don't fit in a single deploy_site call).
check_cycles — Read an ICP principal's cycles balance on the cycles ledger.
get_swap_quote — Get a live, read-only swap quote on ICPSwap (the deepest on-chain DEX on ICP): how much receive_token you would get for pay_amount of pay_token.