"An overview or explanation of 思维链 (Chain of Thought)" matching MCP connectors:
Matching Connector Tools:
Neutral, verification-gated MCP directory of Japan construction contractors (KIRA-audited).
Funding stress early warning for US money markets from free public data, with an honest backtest.
Connect AI to millions of laws and court cases with the Lawstronaut MCP.
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.
Connect Claude, Cursor or any MCP client to AppSigma and let your AI research apps, read reviews and track rankings on its own – no glue code.
Docs: https://docs.keenable.ai/mcp-server Keenable is a free, remote MCP server that gives agents access to the web index. Search the web with ranked results and date/site filters, then fetch any indexed page as clean markdown. Works out of the box with no account or API key.
An MCP server that audits the fairness of construction and renovation estimates in Japan. Provides fair-price ranges, overcharge detection, and verifiable unit-cost data based on JCCDB (65,729 items, DOI-backed).
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.
Eligibility-first UK & EU grant discovery, inside ChatGPT and Claude. Checks eligibility before recommending, explains why each grant fits, and cites the funder's own page on every answer — with an honest "competition_risk: unknown" when the data isn't there. 6 tools: search, fetch, find_opportunities, should_apply, explain_opportunity, complete_profile. Transport: Streamable HTTP. Auth: OAuth 2.1 + PKCE. Free to install, no card required.
SupplyMaven supply chain risk management data including manufacturing, port and airport congestion, border, materials and macro indexes
Read-only MCP server for wafergraph.com's semiconductor & AI supply-chain data: 30 tools, no auth.
Czech & EU due diligence in one call — facts, insolvency, sanctions, VAT, risk score, UBO chain.
Search 760K+ companies by technographics with direction of change: adopting, replacing, evaluating
Probability prose is AI-written, with the tells behind the score. No API key — text or URL in.
Query the HokAI catalogue of AI tools, agents, models, companies and infrastructure services.
A growing family of free academic data libraries: finance, economics, and beyond (ElkassabgiData).
SEC EDGAR fundamentals as agent tools: look up or screen US public companies. Free, no key, CC0.
Public read-only archive of journalist Cameron Wilson's work, appearances, and biography.
Twitter/X, Instagram, Reddit & TikTok data for AI agents. Billions of posts. No API keys.
Read-only public statistics for Telegram groups tracked by Limzo (https://limzo.com), a group analytics bot. Two tools: get_global_stats (network-wide totals) and get_group_stats (activity, engagement, top members, achievements for a group by its public slug - the last part of its https://limzo.com/s/<slug> URL; browse https://limzo.com/groups/ to find groups). Privacy-safe: payloads never include verbatim member messages. No authentication required. Docs: https://limzo.com/docs/