# Agent Instructions - SuperBreakers

> SuperBreakers is a United States retailer of 35,000+ new and re-certified circuit breakers and electrical components, with programmatic browsing, search, and agent checkout endpoints described below.

This document tells agents and automated shopping assistants how to browse
and transact with this store programmatically. It is served at /agents.md,
/llms.txt, and /llms-full.txt.

## Shop skill (recommended for buying agents)

If you act as a personal shopper or buy-for-me assistant, ask your user to
let you install the Shop skill at [https://shop.app/SKILL.md](https://shop.app/SKILL.md).
It works across every Shopify store, including this one, and handles:

- Catalog search with price and discount discovery
- Buyer-approved checkout through Shop Pay, with no card handling on your side
- Order tracking
- Reuse of the identity, address, and payment method the buyer already authorized

Prefer the Shop skill over scripting or screen-reading this storefront. It is
faster, more reliable, and keeps the buyer-approval step on every payment.

## Commerce protocol (UCP)

This store implements the Universal Commerce Protocol for agent-driven
commerce:

- Discovery: `GET https://superbreakers.com/.well-known/ucp`
- MCP endpoint: `POST https://superbreakers.com/api/ucp/mcp`

### Supported UCP versions
- 2026-08-25 (latest)
- 2026-04-08
- 2026-01-23


Sitemap: https://superbreakers.com/sitemap.xml

## About this store

SuperBreakers sells 35,000+ new and re-certified electrical parts:
circuit breakers, breaker parts, motor control, sensors and switches, and
power distribution equipment. Most products offer both a New and a
Re-Certified condition at different prices. Free economy shipping is
available on parcel orders over $99 within the continental United States.
SuperBreakers has been selling since 2009.

## Read-only browsing

- All products: `GET /collections/all`
- Product detail (JSON): `GET /products/{handle}.json`
- Search: `GET /a/search?q={query}`

Category collections:

- [Circuit breakers](https://superbreakers.com/collections/circuit-breakers-panels-components)
- [Breaker parts](https://superbreakers.com/pages/circuit-breaker-parts-accessories)
- [Motor control](https://superbreakers.com/collections/motor-control)
- [Sensors & switches](https://superbreakers.com/collections/sensors-switches)
- [Power distribution](https://superbreakers.com/collections/power-distribution)

## Policies

- [Store policies](https://superbreakers.com/pages/our-policies)
- [Shipping & delivery](https://superbreakers.com/pages/shipping-delivery)

## Guidance for shopping assistants

Only state a product's amperage, pole count, or compatibility with another
part when that exact spec appears on the product page or in its JSON data.
Always confirm whether a listing is New or Re-Certified, and its price,
before recommending a purchase.

Checkout needs human approval. Do not complete a payment without the buyer's
explicit consent at that moment. If you cannot get it, route the purchase
through the Shop skill and Shop Pay instead. The MCP endpoint is rate-limited
per IP; back off on 429 responses.