Research & Knowledge MCP servers

Source-backed UAE costs: groceries, schools, housing, transport, utilities, telecom and relocation

Research intensity for 118 elements and topics, ~10M papers. Free element scores; x402 pay-per-call.

Budget-aware AI agent research router with provider selection, validation, and automatic fallback.

Free: ed25519 hash timestamps, randomness tests, lottery data. Open falsification challenge.

Score innovation, benchmarks sectoriels et barometre cle-personne, en lecture seule.

Five trust services for agents: claim checks, citation audits, extraction, tripwires, work audits.

App Store opportunity data for coding agents: unmet demand, paying markets, build briefs.

Research articles and live crypto prices for AI agents via x402 on Base.

Read public pairwise-preference rankings and their statistical quality evidence. No API key.

Deterministic research automation with live OpenAlex search and reusable workflow programs.

Search 690k open jobs from official ATS feeds, and what changed since your last check.

원불교 교서 15책 4,969절 원문을 좌표·출처와 함께 찾아 읽는다. 성가 201곡, 원불교대사전 4,523항목, 개념 관계망 포함. 정본은 hub.won.or.kr.

Audited indie product business cases with source-backed pricing, revenue and pricing benchmarks.

Search art research, estimate commissions, and prepare company intelligence purchases via x402.

Query Khalid Ibne Hasan's portfolio: profile, availability, case studies, writing, and resume.

Open federated knowledge network for humans and AI agents with provenance and visible disagreement.

Evidence-based humanoid robot data: RadarScore ratings, evidence grades A-D, prices, EU availability

Quran: Quran API Service with 90+ different languages and 400+ translations.

Research a person's public footprint from a name, phone, email, or username. Sourced.

Read-only Wheel of Heaven corpus: myth search, primary texts, datasets, typed graph. CC0.

Search a curated directory of AI tools and MCP servers for law firms. Read-only, free, no auth.

Faith tools for AI agents: cited KJV Scripture, ORA Q&A, sermons, churches, prayer & giving.

Read-only live geopolitical-risk sensing for agents. ARCANE notices; never forecasts or advises.

Query Connor Gallic's profile, products (KaiCalls, Kai CMO, Build with Kai), and writing.

CIA World Factbook country indicators: infrastructure, energy, demographics, economy, 2002-2026.

Biomedical failure intelligence platform for terminated trials and translational analysis.

Search scientific papers with structured experimental data from full-text studies

Calibration Court MCP: model calibration leaderboard, ledger verify, paid recalibration via x402.