"How to access developer tools in web browsers" matching MCP connectors:

63 tools for Apple Health, Fitbit, Oura & Health Connect data in Claude, ChatGPT, Grok & Mistral.

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.

Consent-gated tools that turn user health notes into non-diagnostic appointment-prep materials.

Sourced answers to everyday "why is my…" questions — health, pets, home, plumbing, tech, cars.

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.

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

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

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

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.

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

Neutral cross-brand period-underwear comparison: absorbency in real mL, plus size translation.

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

Live KARVE Pilates class schedule and availability in Jeddah, with booking links. Read-only.

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

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

AI soigneur for cyclists: Strava ride to an Ien-Vitse-validated nutrition plan + orderable box.

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.