x402 Merchant Check MCP Server: Install & Setup

Install x402 Merchant Check in Claude Code

Claude Code

claude mcp add --transport http x402-merchant-check https://mcp.gradientdecisions.com/mcp

mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)

{
  "mcpServers": {
    "x402-merchant-check": {
      "url": "https://mcp.gradientdecisions.com/mcp"
    }
  }
}

Pre-payment merchant trust checks for x402 agents on Base and Solana.

Probably not entirely. The listing mentions pay-per-call, credits or a subscription. Check the provider for current pricing.

Remote. Hosted by the provider. You connect with a URL, nothing to install.

Run: claude mcp add --transport http x402-merchant-check https://mcp.gradientdecisions.com/mcp

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