Web research across search, Reddit, YouTube, reviews and ad libraries, with line-numbered citations
1,323 MCP servers
VC and startup intelligence: AI VC Finder, deal sourcing, deck analysis and market data.
Fintech companies, products, investors, funding rounds, news, podcast. Free, keyless, CC BY 4.0.
Carbon footprints for products, carts, receipts and files — with one-step offsetting.
Findings on what compounds and supplements do in the body, with evidence strength, quote and paper.
Verify official facts with Bitcoin-anchored proof. 180+ signals, x402 pay-per-call.
China Air Quality MCP — nationwide hourly AQI from CNEMC (China National Environmental Monitoring Centre).
Look up investment statistics by year or country and region.
CIA World Factbook MCP — country profiles from The World Factbook.
Citation Style Language locale shape, body discarded
Citation-health over a CC0 citation graph: what supports, refutes, or cites a paper. Read-only.
CIViC — Clinical Interpretation of Variants in Cancer.
Civil twilight hour-band UTC
Systematic medical reviews and evidence-based healthcare research
Detect material changes in public companies since a specified date using primary sources.
Extract structured insights from videos, podcasts, articles, and PDFs with multi-model AI
Free fact-checks, papers, source vetting, plus verified AI pricing, comparisons, guides, and tools.
Cancer gene co-occurrence and exclusivity in tumour cohorts, with confound controls and exact tests.
Open manufacturing and maker facility locations for country and facility-type queries.
UN Sustainable Development Goal indicators for all 17 goals, curated by country and year. Free.
Fourteen research tools, from arXiv to SEC filings. Tool calls are billed to your Apify account.