"Tools or methods to help determine a technology stack" matching MCP connectors:

Condition-aware ingredient & product safety intelligence for agents: verdict + evidence tier + per-claim evidence_state (cited = ≥1 verified citation / referenced = sourced-but-unverified) + citations, across breastfeeding, pregnancy, histamine/MCAS, rosacea, HS, allergy, fertility, and toddler lenses. Includes validate_claim to fact-check a free-text health claim against curated cited sources.

Uphealth Signal turns federally-sourced (CDC/NIH/MedlinePlus) health facts, lists, and tips into agent-callable cued-stream tools. Every cue is provenance-backed, audience-safety-checked, and sequenced on the patient's last response, so your AI health agent never fabricates health content. Free sandbox (Display mode): no PHI, no BAA. Not medical advice.

Appendix turns any AI health conversation into a board-certified physician's opinion — with a real prescription when clinically appropriate. Search medical literature and submit a clinical encounter for review, all from your agent.

Query FDA data on drugs, food, devices, and recalls via openFDA. STDIO or Streamable HTTP.

Deterministic fitness calculators — TDEE, adaptive TDEE, body fat, 1RM, macros — with consensus.

Read-only senior-care exit routes, duplicate-referral deadlines, and templates; no PII or sending.

Book a Ukrainian-speaking vertebrologist in Chernivtsi, Ukraine: find slots and book for the user.

A free one-minute reset for people, delivered by AI, with no account or personal data.

Query an independent, payment-blind reference of 1,682 dermacosmetic products — by product, ingredient, concern, category or brand. Neutral descriptive facts, every result links back to its reference page. No ratings, no paid placement.

Agent-ready economic, market & geo-health intelligence — 318 MCP tools, 309 driver-backed indices.

Free calculators as MCP tools: finance, taxes, health, units, dates. Search, fetch & compute.

Doctor-reviewed blood-test markers, conditions & symptoms as agent tools. EN/RU/HE. Hosted.

Hosted MCP server for solar vitamin D. Six public tools, no account needed: find a city, sun times and golden hour, the synthesis window for a day, the whole year of viable months at a latitude, whether right now is a good moment from live UV, and what a sun session produced. Four more read a signed-in user profile, cities and sun history over OAuth 2.1. Built on NOAA solar geometry, a Madronich clear-sky UV model with ozone, MED by Fitzpatrick skin type, and live Open-Meteo data.

Real licensed Kenyan doctors, pharmacy and groceries. AI discovery only, payment held in escrow.

Evidence-based supplement research for AI assistants. Query 4,794 clinical effect edges across 290 supplements and 502 biomarkers, 765 supplement-supplement interactions, 1,634 FDA drug interactions, and 22,570 product quality scores with AviScore ratings. 8 tools: supplement and biomarker lookup, drug and supplement interactions, brand quality rankings, condition-based supplement recommendations, fuzzy search for supplements and health conditions.

Resolve Japanese food names to nutrition facts. All 2,538 foods from Japan's official tables.

Noise data tools: city noise rankings, decibel levels of common sounds, NIOSH safe-exposure math.

Run 2,300+ practical calculators (finance, taxes ARCA/SAT, health, sports, cooking, home, science) from hacecuentas.com. No-auth Streamable HTTP. Tools: search_calculators, get_calculator, compute.

Norwegian dental clinic directory (A2A marketplace). Search ~6,900 clinics by county, specialty, Helfo agreement and emergency availability. 5 tools: tannlege_search, tannlege_info, tannlege_stats, tannlege_akutt, tannlege_kjeder.

Vitamin D synthesis calculator: sun position, UV, IU/min, time to dose, sunburn risk, daily window.