"Examples of complex problem-solving using multiple tools" 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.

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

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.

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.

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.

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.

For teams following multiple patients (clinical, family): lists patients with active sharing and rea

Marathon physiology MCP server — 12 tools for race prediction, pacing strategy, fueling plans, running economy, caffeine protocols, heat acclimation, and Strava-connected training load. Citation-backed models from peer-reviewed exercise physiology literature.

Licensed US telehealth — GLP-1 medications, intake, consents, Stripe ACP. HIPAA-compliant, 30 tools.

Chia Health MCP – let AI agents guide patients from medication browsing to prescription delivery. 30 tools covering eligibility checks, medical intake, consent signing, provider review, Stripe ACP checkout, and ongoing care management. Covers GLP-1 weight loss (semaglutide, tirzepatide) and longevity treatments. HIPAA-compliant. All prescriptions evaluated by US-licensed providers across 50 states

Barbell strength training tools for AI assistants. Warmup, plate loading, and LP.

AI-powered recipe platform: 18 MCP tools for meal planning, grocery lists & Instacart.

Strava MCP tools for AI: athletes, activities, segments, clubs, routes. Powered by HAPI MCP server.

Identifies the biological cause behind sleep disruption using The Longevity Vault's 5-cause framework. Developed by Kat Fu, M.S., M.S. (Stanford).

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