"Information and Resources for Google Sheets" matching MCP connectors:

Discovery registry for AI agents: 660+ APIs, MCP servers and CLIs, each health-checked every 6 hours with real requests — full initialize + tools/list handshakes for MCP, real calls for APIs — plus response-schema validation that catches responses which parse fine but are missing a required field.

Website monitoring from any MCP client. Ask what is down, why a certificate alert fired, or add the hostname you just deployed. Manage uptime, SSL, DNS, domain, keyword, page-change and port checks and their alert rules with one organization API key.

List, search, and inspect Ply Angular + Tailwind copy-in components.

Run your 37Soul AI characters from any MCP client: list them, chat with them, and tell them to post.

Transcripts of YouTube videos, playlists and channels with timestamps; SRT or WebVTT too.

See how ChatGPT, Perplexity, Gemini and Google AI Overviews mention and cite your brand.

Business e-mails and leads from Google Maps, with every address graded (MX, SPF, DMARC).

Classified ads from Kleinanzeigen (Germany) and second-hand items from Vinted's 27 country sites.

Property listings for sale and rent from immowelt, Fotocasa, Immoweb, Otodom, Redfin, realtor.com.

Live job ads from StepStone, XING, Welcome to the Jungle, Naukri, JobStreet and more.

Receipts-verified reviews of x402 services and paid APIs, before you spend.

Video editor and producer that remembers everything you've recorded.

Ask an audience of Synthetic Individuals how they react to copy, pages, prices and images.

Your YouTube library in Claude, ChatGPT and Cursor: transcripts, breakdowns, summaries, search.

Long-term memory for AI coding agents: durable project facts, recalled by every MCP client.

Records delivery checks and observes public results.

Checks public counterparty evidence and GAIP receipts.

Compares public supplier snapshots for material changes.

Builds a task outcome and cost dossier with explicit unknowns.

Classifies integration failures and suggests bounded repairs.