"Free tools or resources that do not require an API" matching MCP connectors:

The adaptive health-messaging engine for apps and agents. Federally-sourced. Not medical advice.

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.

Biorhythm cycles, forecasts, critical days and compatibility for AI agents, one API key.

Dream symbol interpretation and dream-dictionary lookups for AI agents, one API key.

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.

French HACCP for restaurants: temperatures, DLC, allergens, DDPP controls, live recalls. Sourced.

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

Search source-labeled hospital prices, CPT codes, providers, and healthcare cost estimates.

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

Free hosted MCP server by Baby Age Calculator: exact baby age, zodiac, and milestone dates. No key.

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.

Natural-language calorie lookup. Send '2 large eggs', get USDA-sourced nutrition data.

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

Product evaluation MCP server for US packaged food. Health scores, ingredient safety, regulatory flags, recall history, corporate ownership.

Discover Swedish MSK clinics on fysio.care: search clinics, services, and open appointment times.

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

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

Analyze biomarker panels with an MD-led clinical engine. Guideline-cited. Synthetic data only.

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.

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