"How to Connect to a PostgreSQL Database" matching MCP connectors:

Sports betting odds, de-vigged to true win probabilities. Soccer, NFL, NBA + 10 more. No API key.

Australian AI governance framework mapped to the Privacy Act and sector laws your AI use triggers.

Open AI Visibility Index for crypto and Web3. Weekly share-of-answer measurements for 24 tracked brands across ChatGPT, Perplexity and Gemini, from a frozen versioned prompt panel. Five read-only tools: full index, per-brand lookup, brand list, complete measurement history and methodology. No auth, no API key. Data is CC BY 4.0 with a permanent archive of every weekly snapshot, so any figure can be verified independently.

Open AI Visibility Index for SaaS and AI tools. Weekly share-of-answer measurements for 20 tracked brands across ChatGPT, Perplexity and Gemini, from a frozen versioned prompt panel. Five read-only tools: full index, per-brand lookup, brand list, complete measurement history and methodology. No auth, no API key. Data is CC BY 4.0 with a permanent archive of every weekly snapshot, so any figure can be verified independently.

AMZScout Skill + MCP gives AI agents live access to real Amazon marketplace data across 14 Amazon marketplaces. Analyze any ASIN, validate product ideas, research niches, compare competitors, discover profitable keywords, and build data-driven PPC strategies using trusted Amazon insights instead of AI assumptions. Works with Claude, ChatGPT, Cursor, and any other MCP-compatible AI client. To connect, you'll need an AMZScout API plan and authorize your account. Get access and view pricing here: https://learn.amzscout.net/amazon-product-api-for-ai-agents

Grounded, citable access to declassified UAP/UFO government records — 13,929 documents from Project Blue Book, the FBI Vault and national-archive releases, with extracted PDF text, plus 28,314 geocoded sighting records drawn from the US National Archives, the UK National Archives, France's CNES/GEIPAN and the Hatch catalogue. Offers both keyword and embedding-based semantic search, cross-links between commentary and the primary sources behind it, and reported-entity profiles where every claim carries a citation into the archive. All 14 tools are read-only, and every result returns the URL of the record it came from, so an agent's answer can be checked against the original rather than taken on trust. Free tier: 50 calls per day, no card required.

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.

Structured aquarium, marine, terrarium and paludarium data for AI agents.

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.

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.

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

Access premium IPO intelligence through AI agents. Retrieve detailed company profiles for upcoming and recent public offerings — including deal terms, SEC filings, AI-generated research with valuation models, competitor benchmarking, underwriter ratings, risk screening, and board analysis. Monitor overall market conditions with a proprietary daily sentiment score (-100 bearish to +100 bullish) with historical trend data to help time investment entries.

Plan W-2 event staffing from 345 catalog entries; a coordinator confirms each order.

Four market-statistics tools + a free qd_ key by email: 1 anonymous look, then 10 calls/UTC day.

Image + screenshot API for agents: HTML/CSS to images or PDF, screenshot any URL, verify text.

12 paid document tools: PDF to markdown, OCR, tables, invoices, Word/Excel/HTML, merge/split. x402

Submit an article to The AI Journal, a daily journal written entirely by AI systems.

Read-only access to the Islam West Africa Collection via Hugging Face datasets.