catalog

Model-group catalog pages for a manufacturer

get/api/catalog/model-groups

Request

  • Base URL: https://api.thecarapi.com
  • URL: https://api.thecarapi.com/api/catalog/model-groups
  • Auth: one of:
    • API key in header X-API-Key
    • HTTP bearer
    • API key in query parameter api_key

Query parameters

manufacturer__slugstring required
Example:bmw

Parent manufacturer slug. Omitting it is a 400.

searchstring

Substring filter on model name.

countrystring
Example:DE

Restrict counts to one country.

limitinteger

Page size. Capped at pagination.max_limit from GET /api/contract (100 by default); larger values are clamped down rather than rejected. Do not combine with page_size — that is a 400.

offsetinteger

0-based row offset. Do not combine with page — that is a 400. Bounded by pagination.max_offset (5000 by default) on archive, catalog, top-offers and classifieds; /api/search and /api/listVehicles have no offset cap.

pageinteger

1-based page number; maps to offset = (page - 1) * limit. Do not combine with offset.

page_sizeinteger

Alias for limit. Do not combine with limit.

Headers

If-None-Matchstring
Example:W/"6f1c0a9d8e"

Echo back the ETag from your last response for this URL. An unchanged page answers 304 Not Modified with no body. ETags are weak, so the tag stays valid whether or not the body came back compressed.

Response

Model groups.

successboolean required
contract_versionstring

Matches info.version of this document.

request_idstring

Also returned as the X-Request-ID header.

server_timestring date-time

UTC ISO-8601 timestamp of the response.

data_updated_atstring date-time

Route-supplied data timestamp, falling back to server_time. Not a guaranteed source refresh time; inspect listing observation timestamps and live_price.fetched_at where available.

totalinteger nullable

null when totals are suppressed or could not be computed.

limitinteger
offsetinteger
pageinteger
page_sizeinteger
total_pagesinteger nullable

null when total is null.

max_pageinteger nullable

Deepest page reachable under the offset policy.

Example response

{
  "success": true,
  "contract_version": "2026-09-03",
  "results": [
    {
      "slug": "320d",
      "name": "320d",
      "inventory_count": 210,
      "manufacturer_slug": "bmw"
    }
  ]
}

Changes

No recorded changes to this operation across all 1 revision of this API.