Research MCP Servers for Perplexity

GEDCOM CLI and MCP server for AI-assisted family-history research with reviewable changesets.

Re-check pinned sources, package and cite. Live Federation MCP. No account.

100+ MCP tools for AI agents: content metadata, trade intelligence, business-expertise analysis.

Official Perigon news API: articles, stories, companies, journalists, monitors, and stats.

Search AI infrastructure, inspect facility evidence and explore sourced company relationships.

Run user research from any AI tool. Create studies, recruit participants, query insights.

GBIF MCP — wraps the Global Biodiversity Information Facility API v1 (free, no auth)

FDA drug approvals, 510(k) device clearances, recalls and adverse-event reports.

US patent search, assignee portfolios, and citation graph via PatentsView.

Hacker News front page: top stories, points, links. Register in-session — free testnet funds.

Research Hadith, authenticity, grading, Takhrij and Sharh [commentaries] in Claude Desktop for free.

HathiTrust Bibliographic API MCP.

Humanitarian Data Exchange (HDX) MCP — data.humdata.org, the open

Health data: NIH grants, WHO statistics, and genetic variants

Health statistics for AI agents: life expectancy, causes of death, health spending, WHO data.

Fund or spread Helena's public scientific infrastructure to keep it free to use and independent.

Spain's contributions to world science, exploration and culture, rigorously sourced

Actwise Ideation helps founders benchmark startup and product ideas before they build.

Query official statistics of Catalonia (Idescat): tables, metadata and JSON-stat data via MCP.

Wearables and phones: prices, specs, compatibility, release history, reviews, pre-release reports.

Indian company registry research and director-related company due diligence.