Free standard shipping on orders over $60 · Shop with an AI agent via UCP
Three Rivers Coffee Co. Cart 0

Roasted weekly in Pittsburgh

Coffee worth the climb up the incline.

Small-batch single origins, everyday blends and the gear to brew them. Shop here, or ask your AI assistant to put together an order for you.

Shop coffee How agent checkout works

Fresh roasts

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Agentic commerce

Your AI assistant can shop here.

This store publishes a Universal Commerce Protocol profile. A compatible shopping agent can search the catalog, build a cart with real prices, apply a coupon and choose shipping. Then it sends you a secure link to review and pay right here.

  1. 1The agent discovers the store at /.well-known/ucp
  2. 2It builds your cart and checkout with CartThrob pricing
  3. 3You follow the link, review and pay on this site
Read the details 
GET /.well-known/ucp

{
  "ucp": {
    "version": "2026-08-25",
    "services": { "dev.ucp.shopping": [ … ] },
    "capabilities": {
      "dev.ucp.shopping.catalog.search": [ … ],
      "dev.ucp.shopping.checkout": [ … ]
    }
  }
}

Brew gear

All gear →