Granola MCP Server

MCP server for Granola meeting notes. Deploys to Cloudflare Workers with OAuth.

Setup

npm install
wrangler kv namespace create TOKENS

Update wrangler.toml with your KV namespace ID, then deploy:

npm run deploy

Related MCP server: Granola MCP Server

Configure MCP Client

Add to your MCP config (e.g. Claude Desktop, ChatGPT):

{
  "mcpServers": {
    "granola": {
      "url": "https://granola-mcp-server.YOUR-SUBDOMAIN.workers.dev/mcp"
    }
  }
}

On first use, you'll be prompted to authenticate via Google. Follow the on-screen instructions.

Tools

Development

npm run dev      # Local server at localhost:8787
npm run deploy   # Deploy to Cloudflare
wrangler tail    # View logs

Debug Endpoints

# Check token status
curl -H "Authorization: Bearer SESSION_ID" \
  https://YOUR-WORKER.workers.dev/debug/test-refresh

# Force token refresh
curl -H "Authorization: Bearer SESSION_ID" \
  "https://YOUR-WORKER.workers.dev/debug/test-refresh?force=true"

Notes

• Tokens stored in Cloudflare KV (no expiry, persists until Granola invalidates)

• Access tokens auto-refresh before expiry

• Read-only access to Granola API

• Reverse-engineered from Granola Electron app v6.267.0

License

MIT. Not affiliated with Granola.