"FIRST" matching MCP connectors:

Teen-first library on CBT, DBT, and finding the right therapist.

The first strength-training app Claude can write to — reads real workout history, writes planned workouts back. First-party, OAuth 2.1, free.

First strength app Claude can write to: plan training in chat, it lands in the app ready to log.

Agent-first strength-training platform across iOS, Web & MCP: read & write workouts, PRs & plans.

Pace is a remote MCP server that exposes wearable and fitness data to Claude via the Model Context Protocol. It connects to Garmin, Oura, Whoop, Polar, Fitbit and 20+ devices and provides 15 tools for querying sleep, activity, recovery, and training data. Hosted on Google Cloud Run, OAuth 2.1 authentication, Streamable HTTP transport. Instructions: First you need to create an account at: https://pacetraining.co and connect your wearables. After that you can connect the remote Server via Custom Connector in Claude and OAuth 2.1 Flow startet.

Wellness-Master is the first pay-per-call wellness API where AI agents are first-class citizens, not an afterthought. Two distinct corpora — warm content for humans, pragmatic content for agents. Settled per call in USDC on Solana via x402. Free showroom tier, then $0.01 per item. Happy agents are productive agents.