Research MCP Servers for DeepSeek Harness

STRING-DB MCP — protein-protein interaction networks.

Trademarks MCP — US trademark search + record lookup

Trove MCP.

Unpaywall MCP — open-access lookup for scholarly papers (free, no key)

US ISO Grid MCP — real-time electricity generation, fuel mix, demand,

USGS Volcano MCP — Volcano Hazards Program HANS-public feed (no auth)

VizieR MCP — CDS astronomical catalogue access.

WHO GHO MCP — World Health Organization Global Health Observatory (free, no auth)

Wikidata MCP — wraps Wikidata API (wikidata.org/w/api.php)

Wikipedia MCP — wraps Wikipedia REST API (free, no auth)

Wikiquote MCP — sourced quotations

Provide structured access to ClinicalTrials.gov data for searching, retrieving, and analyzing clin…

Every environmental layer at one point on Earth

Agent-native API for Finnish public company data via YTJ. Pay-per-call $0.01 USDC over x402.

Point Topic public MCP: UK broadband market reference data — ISPs, networks, links and standards.

PomBase MCP — the fission yeast (Schizosaccharomyces pombe) model-organism database.

Free, read-only data on about 4,900 AI companies, open AI jobs and dated AI news, with source links.

Source-graded registry of organizational measurement: constructs, priors, instruments, citations.

ERP and B2B ecommerce rollout research: ERP fit, migration plans, site scans, ERP partner directory.

Art provenance intelligence — 282K-node knowledge graph with cited answers and honest gaps.

Reviewed public-data search and execution with provenance and verifiable integrity receipts.