x402 Merchant Check for Grok
com.gradientdecisions/merchant-check
Pre-payment merchant trust checks for x402 agents on Base and Solana.
client:Grok
transport:streamable-http
tools:1
Install x402 Merchant Check in Grok
.mcp.json (in your project root)
{
"mcpServers": {
"merchant-check": {
"type": "http",
"url": "https://mcp.gradientdecisions.com/mcp"
}
}
}Grok Build reads Claude Code's .mcp.json and Claude Desktop's config unchanged, so a server you have already set up there needs nothing new. The Grok web app and X integration do not take custom servers. Grok docs