"Exploration of Free Cursor Thinking Concept" matching MCP connectors:

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.

HealthData.gov MCP — wraps HealthData.gov CKAN API (free, no auth)

Wger MCP — wraps wger Workout Manager REST API (free, no auth for read)

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.

Spoonacular food API: recipes, nutrition, ingredients, meal plans. Free 150/day.

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.

Neutral, payment-blind reference of 1,682 dermacosmetic products: lookup, search, alternatives.

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

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

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

Nutrition MCP — wraps Open Food Facts API (free, no auth)

160+ calculadoras fiscales, financieras, laborales y de salud en español. Cubre IRPF, autónomos, hipotecas, sucesiones, nóminas, inversiones, IMC y más. Compatible con Claude Desktop, Cursor, Windsurf. Gratuito, sin registro ni API key.

Search 585+ free cancer support resources across Washington State in 7 languages

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.

Read-only MCP for US dental: NPI, DSO chains, licenses, Medicaid rates. 42 states + DC. Free tier.

Garmin data in Claude: 135 tools — activities, sleep, HRV, training, workouts. Free, open source.

WHOOP recovery, strain, sleep and workouts in Claude via official WHOOP OAuth. Free, open source.

Run the Energy Leak Quiz, match biohacking gear, and build a longevity stack. Free, no API key.

Free nutrition and fitness tools for AI assistants. It helps you track calories, macros, goals, workouts, body measurements, and barcode-scanned foods, then lets your AI use that real context to answer questions like what you ate today, how much protein you are missing, what dinner fits your remaining calories, or how your weight is changing.