"Web search tools and methods that don't require API keys" matching MCP connectors:

Recruiter-grade boolean/x-ray search strings from a 20-year sourcing playbook.

Give AI agents secure access to RevDesk calling, SMS, phone numbers, caller IDs, and usage.

Metered MCP tools: free discovery over MCP; per-call execution settled in USDC via x402 v2.

Shared semantic graph for AI reviews, classification and structured memory across AI assistants.

Official Indices MCP server. Turn any website into a reliable API.