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What is the MCP Server?

The Relay Core MCP server provides structured access to Cronos blockchain, Crypto.com Exchange API, and Relay Core payment infrastructure through 60+ tools.

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Installation

1

Install Dependencies

cd mcp-server
npm install
2

Configure Environment

cp .env.example .env
Edit .env:
RELAY_CORE_API_URL=http://localhost:4000
RELAY_CORE_API_KEY=rc_xxxxx
WALLET_PRIVATE_KEY=your-key
ESCROW_CONTRACT_ADDRESS=0x9D340a67ddD4Fcf5eC590b7B67e1fE8d020F7D61
3

Build

npm run build
4

Run

npm run dev

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Claude Desktop Integration

Add to Claude Desktop configuration: macOS: ~/Library/Application Support/Claude/claude_desktop_config.json 
{
  "mcpServers": {
    "relay-core": {
      "command": "node",
      "args": ["/path/to/relaycore/mcp-server/dist/index.js"],
      "env": {
        "RELAY_CORE_API_URL": "http://localhost:4000",
        "RELAY_CORE_API_KEY": "rc_xxxxx"
      }
    }
  }
}

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Tool Categories

x402 Payments

3 tools for wallet status, payment settlement, and quote retrieval

Services

9 tools for service registration, discovery, and management

Reputation

6 tools for reputation scores, feedback, and trends

Agents

7 tools for agent registration and activity tracking

ACPS

7 tools for session creation, payment release, and refunds

RWA

11 tools for asset state management and settlement

Trading

9 tools for quotes, venues, and position tracking

Analytics

8 tools for metrics, health checks, and leaderboards

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Example Usage

Get the current BTC price on Crypto.com

Claude: [Uses crypto_com_get_ticker tool]
BTC/USDT: $97,234.50
24h Volume: 1,234.56 BTC

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Next Steps

Tools Reference

Explore all 60+ tools

Authentication

Learn about API key authentication