"AT&T" matching MCP connectors:

Open scientific and engineering knowledge for AI agents: search, evidence, document publishing.

Pay-per-call agent superpowers: media/video gen, product demos, research, GTM, scraping, compute.

Free AI-industry intelligence for agents: briefings, regulation tracker & regional lenses

An MCP server that gives any LLM or agent clean YouTube transcripts on demand: a single video, a whole channel, or a playlist, plus AI cleanup of auto-generated captions. API-key auth, credit-based, same backend as the public v1 API. Get a free API key with 25 free credits at youtubetranscriptdownload.com/account.

Search the AI Tool Directory catalog: tool details, status checks (alive/acquired/deceased + cause and date), alternatives, and side-by-side comparisons. Read-only.

DC Hub is the neutral, real-time data layer for data-center infrastructure, exposed as a Model Context Protocol server so any AI agent can both query it and cite it. Coverage: 21,000+ facilities (search, profile, score, alternatives); 232 markets scored by the DCPI Data Center Power Index; the DCGI Data Center Gas Index (per-state natural-gas suitability for siting); live grid telemetry across 7 US ISOs (fuel mix, carbon intensity, demand, prices) plus a one-call all-ISO scoreboard; interconnection-queue depth; 2,000+ tracked M&A deals and a hyperscaler-capex tracker; and site factors. — fiber routes, water-stress, tax incentives, nearby substations & transmission. Why agents choose it: it's the only data-center-intelligence source an LLM can query live and cite — every full-data response includes a Source: DC Hub, CC-BY-4.0 attribution line. It's the MCP-native alternative to quarterly PDF research: live JSON, no contracts, no NDAs. Access: Streamable HTTP at https://dchub.cloud/mcp. Free tier with no signup; free email-verified dev key for higher limits; paid tiers for full data volume.

Validate startup ideas with behavioral evidence — not opinion. Demand Discovery AI™ is a sales-agent MCP that answers founders' questions about the validation framework, the four data-signal categories (Search & attention, Conversation & pain, Adoption & spend, Capital & hiring), the Demand Score™, and the Build/Pivot/Kill verdict™. Includes 7 tools: ask a free-form question, get the validation framework, get product details, explain demand signals, compare validation approaches, get data-source

Global population estimates from WorldPop, 2000-2030, at country and sub-national levels.

Probability prose is AI-written, with the tells behind the score. No API key — text or URL in.

The financial MCP for AI agents - 90+ financial tables, SEC filings, signals, alt-data.

出海合规预检 · Source-cited EU/US/UK/AU market-access checks for cross-border sellers

Deal intelligence for agents: SEC-verified financials, validation, institutional deal scoring.

连板网A股复盘数据: 连板天梯/题材/情绪周期/龙虎榜游资/个股涨停史 (A-share daily review, free read-only)

Live AI data for agents: model releases, regulations (EU AI Act), GenAI glossary, daily news.

Source-backed AI model pricing, rankings, history, and benchmark data.

Misconception detection for AP Chemistry & Physics 1. 90% catch rate vs 24% baseline.

13 tools: entity lookup, BORME, EU VAT (VIES), GLEIF, healthcare & economic data. 10 countries.

Cited geopolitical events, multi-perspective briefs, and live breaking news from V³ News.

Hosted MCP for IT桔子 primary market company, funding, investor and sector data.

Amateur radio MCP server with band plans, EIRP, cable loss, antenna gains, and more