Appendix MCP Server
MCP serverAI & modelsOnce Appendix is added, your AI can get medical opinions that have been reviewed by physicians and can request prescriptions. Health questions you ask your AI can come back as physician-reviewed answers, and prescriptions are handled through the same connection.
Use Appendix MCP Server in Claude, ChatGPT or Ahel Desktop
Free. Sign in, add Appendix MCP Server and connect your AI. About a minute.
Also: Claude Code · Cursor · Codex
Then ask your AI: use Appendix MCP Server to search knowledge base
No key or account is asked for. Not verified by us yet: Ahel has not run a call through it.
Details
Available today. Use it from your connected AI after setup.
No key or account is asked for. Not verified by us yet: Ahel has not run a call through it.
After adding Appendix, ask your AI a health question to get a physician-reviewed opinion. Prescriptions can be requested the same way.
What your AI can do with it
- Get medical opinions on health questions, each reviewed by a physician
- Request a prescription
- Have health questions answered with guidance a physician has checked
- Get an opinion and a prescription through the same AI
Install Appendix MCP Server
The server’s own address, for the clients that take one directly. Or connect Ahel once and every client you use reads it from one address, with the account kept on Ahel rather than in each client’s config.
Claude Code
claude mcp add --transport http --scope user appendix-mcp-server 'https://mcp.appendix.com/mcp'Run it once in your project, then open /mcp to approve any sign-in the server asks for.
Claude Desktop
https://mcp.appendix.com/mcpAdd a custom connector in Settings, paste this address, and approve the sign-in.
Cursor
cursor://anysphere.cursor-deeplink/mcp/install?name=appendix-mcp-server&config=eyJ1cmwiOiJodHRwczovL21jcC5hcHBlbmRpeC5jb20vbWNwIn0=Open the link and Cursor adds the server at that address.
ChatGPT
https://mcp.appendix.com/mcpIn Settings, enable Developer mode, create an MCP app, and paste this address. Your plan and workspace must allow custom apps.
Codex
codex mcp add appendix-mcp-server --url 'https://mcp.appendix.com/mcp'Run it once, then sign in with codex mcp login appendix-mcp-server if the server asks for an account.
From the project's README
As published by appendixhealth/mcp-server in README.md.
Appendix turns any AI health conversation into a physician-reviewed opinion, with a prescription if you need one.
Your agent writes a medical encounter summary, submits it through our API, and a real doctor signs off.
Use the Appendix MCP server to search medical literature, submit clinical encounters, and receive clinical guidance and prescriptions from board-certified physicians. Learn more at appendix.com.
Installation
Claude Code
claude mcp add --transport http appendix https://mcp.appendix.com/mcp
Claude Desktop / Claude Web Connectors
Add to your Claude Desktop config (claude_desktop_config.json) or Claude.ai custom-connector form:
{
"mcpServers": {
"appendix": {
"url": "https://mcp.appendix.com/mcp"
}
}
}
Other clients
| Client | URL |
|---|---|
| Claude Code, Claude Desktop, Claude.ai connectors | https://mcp.appendix.com/mcp |
Anthropic Messages API (mcp_servers) | https://mcp.appendix.com/mcp |
The server speaks Streamable HTTP only — the current MCP spec transport (2025-03-26).
Available Tools
| Tool | Description |
|---|---|
search_knowledge_base | Search medical literature and treatment guidelines |
submit_encounter | Submit a clinical letter for physician review |
list_conditions | List available conditions and medications |
Development
npm install
npm run build
npm start
Watch mode:
npm run dev
Environment Variables
| Variable | Default | Description |
|---|---|---|
API_BASE_URL | https://api.appendix.com | Appendix API base URL |
PORT | 3001 | HTTP listener port |
Endpoints
| Method | Path | Purpose |
|---|---|---|
GET | /health | Health probe for the hosting platform |
POST GET DELETE | /mcp | Streamable HTTP transport (stateless mode) |
Tools it offers (3)
What this server listed when Ahel dialed its public endpoint in Oct 2026, with no key and no account of yours. The names are the server’s own.
search_knowledge_basesubmit_encounterlist_conditions
Signals
- GitHub stars
- 2
- Last commit
- Sep 2026
Advanced
- Delivery
- appendix MCP server → your Ahel connector (mcp.ahel.ai) → your AI.
- Item type
- mcp-server
- Key
com-appendix-appendix- Source
- github.com/appendixhealth/mcp-server
- Hosted endpoint
https://mcp.appendix.com/mcp
github.com/appendixhealth/mcp-server
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