"Creating a Document as a Knowledge Base" matching MCP connectors:
GET /v1/connectors – MCP directory API referenceMatching Connector Tools:
US-only Kalshi + Polymarket US arbitrage, short-DTR velocity signals, and SEC EDGAR M&A alpha via Base L2 x402.
Check that a package, module or DOI exists before an agent installs, imports or cites it.
Read-only discovery and bounded access to a finite market briefing with evidence boundaries.
Google Hotels search: rates, ratings, amenities and what each booking site charges, as JSON.
Read-only Dutch vehicle knowledge, comparisons, terminology and cited sources for AI clients.
DuckDuckGo search as JSON. Ranked results, ads in their own array, 37 regions.
Amazon keyword search, product details, seller profiles and seller catalogues, as structured JSON.
The public product catalogue and collections of any Shopify storefront, as structured JSON.
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.
Unstructured document processing for LLM pipelines. Upload as PDF/DOCX/TXT any supported files, extract structured data (PII-redacted), build LLM-ready datasets, and search/export results — all via MCP tools (document.process, job.status, job.result, dataset.build, dataset.search, dataset.export).
Google Scholar search results, citation counts and citation export formats, as structured JSON.
Walmart search, product pages and customer reviews on walmart.com and walmart.ca, as JSON.
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.
Glassdoor job listings and full postings with company ratings and salary estimates, as JSON.
Check how much real depth Armasourcing's vetted Filipino virtual assistant pool has for a specific role, skills and timezone, and understand how hiring and engagement work. Returns aggregate pool statistics only, no candidate names, no profiles, and no pricing, and ends in a free discovery call booking.
Bing search results with the ad block and Copilot answer, geo and market targeting, as JSON.
Free go-to-market tools for B2B revenue teams, from zRev AI. Grade any llms.txt file and get specific fixes, run a cold read of any homepage to see what an AI assistant would say about that company, model the annual impact of AI across a sales and marketing motion with your own numbers, and pull a 47-question go-to-market due diligence checklist. No API key or sign-up needed. zRev AI helps B2B software companies grow revenue faster by building AI into the sales and marketing systems they already use. Learn more at https://www.zrev.ai
Premium research articles for AI agents with x402 payment on Base network.
CLSTR reads 100,000+ articles a day from 40,000+ sources in 170+ countries and deduplicates them into single events, then links related events into ongoing situations with a maintained summary and a full timeline. An agent can answer what has happened over the last six weeks, not just what a single headline says right now.
