MCP for AI clients

Connect Cursor, Claude Code, VS Code and Codex to the same search account.

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Connection & authentication

STREAMABLE HTTP

https://serpcheap.com/mcp

Use a client that supports Streamable HTTP and custom Authorization headers. Send Authorization: Bearer YOUR_API_KEY. OAuth-only clients are not supported.

The google_search tool

JSON

{"q":"Nike","gl":"us","hl":"en"}

MCP shares keys and credits with REST and Playground. Successful searches cost one credit. Tool discovery and final failures cost zero. Repeated successful requests are charged separately.

Cursor

{
  "mcpServers": {
    "serpcheap": {
      "headers": {
        "Authorization": "Bearer ${env:SERP_API_KEY}"
      },
      "url": "https://serpcheap.com/mcp"
    }
  }
}

Claude Code

claude mcp add --transport http serpcheap https://serpcheap.com/mcp --header "Authorization: Bearer ${SERP_API_KEY}"

VS Code

{
  "inputs": [
    {
      "description": "SERP API Key",
      "id": "serp-key",
      "password": true,
      "type": "promptString"
    }
  ],
  "servers": {
    "serpcheap": {
      "headers": {
        "Authorization": "Bearer ${input:serp-key}"
      },
      "type": "http",
      "url": "https://serpcheap.com/mcp"
    }
  }
}

Codex

codex mcp add serpcheap --url https://serpcheap.com/mcp --bearer-token-env-var SERP_API_KEY

Examples describe the API contract and do not execute searches. Never share your API key with support.