Your health data, ready for any AI

vytalLink connects your wearable data to any AI. Use it with ChatGPT or Claude for personal health insights, or build it into your own agent so your users can connect their data.

Wearables
100% Secure
ChatGPT Claude Desktop
Connection Credentials
Word health
PIN 123456
vytalLink Server Running Health data bridge is active
ONLINE

How to use vytalLink

Three quick steps and you’re chatting with your health data

1

Get Word + PIN in the app

Open the app and tap "Get Word + PIN" to grab your connection codes. Need it first? Download the app from the store. Keep the app open while you chat.

Automatically syncs with:

Apple Health Google Fit Wearables
2

Open ChatGPT or Claude on desktop

Fastest path: search "vytalLink" inside ChatGPT GPTs and connect. Prefer Claude or desktop workflows? Check the other guides below.

3

Start asking for insights

When your AI asks for credentials, paste your Word + PIN from the app. Then ask questions about your health trends and get clear answers.

How has my sleep quality changed this month?
Show me my heart rate during workouts.
What's the correlation between my steps and sleep?

Why people choose vytalLink

Whether you're using it yourself or building something with it, here's what sets it apart.

Your Data Stays Private

We don't store your health data anywhere. It stays on your phone and only gets shared when you ask questions.

Super Easy to Use

Download, connect, and start asking questions about your health in under 2 minutes. No tech skills needed.

Works with Popular AIs

Use it with ChatGPT, Claude, and other AI assistants that can read health data.

Always Up to Date

Your health data syncs automatically from your phone's health app and fitness tracker.

All Your Health Data

Heart rate, steps, sleep, workouts, and more. Ask questions about any part of your health.

Pick your AI assistant

Connect vytalLink to ChatGPT, Claude, or any MCP-compatible client.

Claude Desktop Bundle

Popular

Install vytalLink in Claude Desktop with a simple double-click. No command line needed.

1. Download the vytalLink mobile app 2. Install the Claude Desktop bundle 3. Connect & Chat
Setup Guide

MCP Advanced (npm)

Advanced

Want to use Cursor, VS Code, or other MCP clients? Use the npm setup for more flexibility.

1. Install the npm package 2. Configure your MCP client 3. Authenticate with codes
Setup Guide

Building a health AI product?

Add real-time wearable data to your agent with one npm install. Your users connect through the vytalLink app. No mobile development required.

Developer Guide