"Understanding Integrated Knowledge Graphs" matching MCP connectors:

8 pay-per-call web intelligence tools for AI agents: detect a site's tech stack and track stack changes, check domain health, extract structured data or clean markdown from any URL, turn sitemaps into knowledge bases, analyze Shopify and Zid stores. Free discovery + pricing_info; paid calls $0.01-0.02 in USDC on Base via x402 — pay only for successful runs.

Decide whether an agent should reuse cached URL knowledge or fetch the resource again.

AnveVoice

app.anvevoice.api

Voice AI assistant builder for websites. Create, deploy, and analyze AI voice bots that understand natural speech, navigate pages, fill forms, and respond in 50+ languages. Includes knowledge base training, visitor intelligence, and conversation analytics.