Research & Knowledge MCP servers

Official data for AI assistants: medicines, recalls, cosmetics, money, travel, places, prices.

Sourced public knowledge for AI agents: search and read records with evidence; moderated writes.

Same-job hourly wages in Japan, US, UK, Germany, France; ranks of 31 business risks, Japan vs US.

Search arXiv papers and read Scout reports with methods, evidence and verification points.

Artwork provenance and works for sale: Origin Passports, Ethereum proofs, listings with proof

Read-only macro risk analysis, evidence, signals, and source-backed research from l0g.fr.

Search and read bounded published Altss profile summaries with canonical citations. No private data.

Primessio (PL/DE/EN): AI implementation, software and marketing knowledge. Read-only.

SaSame GEC public MCP for discovering OPEN outcome work and supporting evidence.

Web/PDF to Markdown, transcription, paper search and citation checks. Pay per call in USDC via x402.

Search 386+ AI tools with China-access data, live GitHub stats, 4-language metadata. No key needed

Independent humanoid robot intelligence: capabilities, real cost, supply chain. Free and paid tiers.

Fact-check AI answers with cited sources. Pay per call in USDC on Base via x402.

Answers, essays, experiments and books on consciousness and cosmology: search, read, buy.

Verified answers for AI agents: only from approved documents, with sources, or a refusal.

Live outage status, internet dependencies and pay-per-call market intelligence for AI agents.

Ask Void anything: answers with sources, plus code review, moon phases and meteor showers.

Sorry, mostly Korean for now: 1M+ places, people, works. Other countries: regions only. No key.

Source-backed drone incident dossiers worldwide: search incidents, evidence states, sources, trends.

Read-only search over the Founder Ventures library on bootstrapped SaaS, plus founder events.

Consulta el producto Jefe y sus guías públicas para restaurantes, sin operaciones de escritura.

Review forms for 29 ML/NLP/CV venues, AI conference deadlines and ICLR acceptance odds.

Read-only public, governed enterprise knowledge published by GVE, with provenance and validation.

Research paper search with real citations and reference formatting for AI assistants

AXI design reviews, gated AXI Score, and paper search for AI assistants, agents, and robots.

License-checked research archive and technical-spec search for AI agents. Pay per call via x402.

Pressure-test a startup idea in a live voice interview with an AI mentor; get a GO/NO-GO verdict.

Check what an AI assistant tells buyers about a company against the company's own pricing pages.