---
title: "JustIdea Prestashop DEMO — developer resources"
description: "A section-level llms.txt covering only the API, its specification, authentication and the agent protocols it speaks."
canonical: "https://prestashop.justidea.dev/developers/llms.txt"
last-updated: 2026-10-16
---
# JustIdea Prestashop DEMO — developer resources

> Everything needed to work with the API, its specification, authentication and the agent protocols it speaks at JustIdea Prestashop DEMO. Read-only throughout.

Scoped to one section. For the catalogue itself see [llms.txt](https://prestashop.justidea.dev/llms.txt); for the full integration surface see [developers/llms.txt](https://prestashop.justidea.dev/developers/llms.txt).

## Start here

- [Developer portal](https://prestashop.justidea.dev/agent/docs): every endpoint, format, error code and code sample on one page.
- [AGENTS.md](https://prestashop.justidea.dev/AGENTS.md): conventions a coding agent should follow when writing an integration.
- [auth.md](https://prestashop.justidea.dev/auth.md): what needs a credential (almost nothing) and how to issue yourself one.

## HTTP API

- [REST API v1](https://prestashop.justidea.dev/v1): resource index and the conventions shared by every endpoint.
- [Products](https://prestashop.justidea.dev/v1/products): paginated, `limit`/`offset`, `pagination.next` carries the following page.
- [Categories](https://prestashop.justidea.dev/v1/categories)
- [Batch](https://prestashop.justidea.dev/v1/batch): several reads in one request.
- [OpenAPI 3.1](https://prestashop.justidea.dev/.well-known/openapi.json): also served at https://prestashop.justidea.dev/openapi.json
- [GraphQL](https://prestashop.justidea.dev/graphql): read-only, introspection open, no credential.
- [GraphQL schema (SDL)](https://prestashop.justidea.dev/graphql/schema.graphql)

## Agent protocols

- [MCP — storefront](https://prestashop.justidea.dev/agent/mcp): search_products, get_product, list_categories, check_availability, get_shipping_options, get_policies, create_checkout_link.
- [MCP — documentation](https://prestashop.justidea.dev/agent/docs-mcp): search and read these guides.
- [MCP manifest](https://prestashop.justidea.dev/.well-known/mcp) · [server card](https://prestashop.justidea.dev/.well-known/mcp/server-card.json)
- [A2A agent card](https://prestashop.justidea.dev/.well-known/agent-card.json): ask in a sentence at https://prestashop.justidea.dev/agent/a2a.
- [Agent skills](https://prestashop.justidea.dev/.well-known/agent-skills/index.json)

## Registration and limits

- Reading needs no account, no key and no signup.
- [Issue a token](https://prestashop.justidea.dev/v1/register) for MCP `tools/call`; send `Idempotency-Key` and a retry returns the original one.
- Rate limits are reported in `RateLimit-*` headers; a 429 carries `Retry-After`.
- Discovery documents are never throttled.