# Underdog Storefront GraphQL API

**Canonical:** https://apis.io/apis/underdog/underdog-storefront-graphql/  
**Provider:** Underdog — https://apis.io/providers/underdog/  
**Base URL:** https://underdog.shop/api/2026-01/graphql.json  
**Documentation:** https://underdog.shop/llms.txt

Underdog Storefront GraphQL API is one of 4 APIs that [Underdog](https://apis.io/providers/underdog/) publishes on the [APIs.io](https://apis.io/) network. Tagged areas include GraphQL, Storefront, Catalog, and Cart.

The Shopify Storefront GraphQL API as served on underdog.shop. It answers introspection anonymously and exposes 424 types, 35 root query fields (products, collections, search, predictiveSearch, cart, blog/article, menu, metaobjects, shop, localization) and 41 mutations (cart lifecycle, customer accounts, Shop Pay payment request sessions) over Underdog's own catalogue, priced in EUR for FR.

## Machine-readable artifacts (3)

- **GraphQL** — https://raw.githubusercontent.com/api-evangelist/underdog/refs/heads/main/graphql/underdog-storefront.graphql
- **DataModel** — https://raw.githubusercontent.com/api-evangelist/underdog/refs/heads/main/data-model/underdog-data-model.yml
- **ErrorCatalog** — https://raw.githubusercontent.com/api-evangelist/underdog/refs/heads/main/errors/underdog-problem-types.yml

## Other Underdog APIs (3)

- [Underdog UCP Commerce MCP API](https://apis.io/apis/underdog/underdog-ucp-commerce/)
- [Underdog Storefront Policy MCP API](https://apis.io/apis/underdog/underdog-storefront-mcp/)
- [Underdog Storefront JSON Endpoints](https://apis.io/apis/underdog/underdog-storefront-json/)

## Tags

GraphQL, Storefront, Catalog, Cart

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/underdog/underdog-storefront-graphql/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/underdog/.