---
title: "Bring a Trailer API: 4 endpoints, 1 credit per call"
description: "Get Bring a Trailer data as structured JSON with one API key: auctions search, bids, listings and auctions filters. Free credits every month."
url: https://perceptlayer.com/apis/bring-a-trailer
---

[APIs](https://perceptlayer.com/apis) / [Cars](https://perceptlayer.com/verticals/cars) / Bring a Trailer

1 credit per call 4 endpoints

# Bring a Trailer API

Get Bring a Trailer data as structured JSON with one API key: auctions search, bids, listings and auctions filters. Free credits every month.

[Get a free API key](https://perceptlayer.com/signup) Run it below

Bring a Trailer

GET /v1/bring-a-trailer/auctions-search?auction\_status=active&sort=ta&per\_page=2 

```
curl "https://api.perceptlayer.com/v1/bring-a-trailer/auctions-search?auction_status=active&sort=ta&per_page=2" \
  -H "X-API-Key: $API_KEY"
```

cURL 1 credit per successful call

Run this call below or from your dashboard to see a live response.

Playground

## Run this API

cURL shell 

```
curl "https://api.perceptlayer.com/v1/bring-a-trailer/auctions-search?auction_status=active&sort=ta&per_page=2" \
  -H "X-API-Key: $API_KEY"
```

Bring a Trailer · 4 endpoints

## Endpoints

Every endpoint takes the same key. Open one for its parameters and an example request.

| Endpoint | Required parameters | Cost |
| --- | --- | --- |
| [GET `/v1/bring-a-trailer/auctions-filters`](https://perceptlayer.com/apis/bring-a-trailer/auctions-filters) | none | 1 credit |
| [GET `/v1/bring-a-trailer/auctions-search`](https://perceptlayer.com/apis/bring-a-trailer/auctions-search) | none +21 optional | 1 credit |
| [GET `/v1/bring-a-trailer/bids`](https://perceptlayer.com/apis/bring-a-trailer/bids) | none | 1 credit |
| [GET `/v1/bring-a-trailer/listings`](https://perceptlayer.com/apis/bring-a-trailer/listings) | `id` | 1 credit |

Overview

## About the Bring a Trailer API

## What you can get

The Bring a Trailer API returns auctions search, bids, listings and auctions filters as clean JSON. Each successful call costs one credit, and calls that fail are free.

Cars JSON REST MCP

### More cars APIs

[Aramisauto](https://perceptlayer.com/apis/aramisauto) [Autohero](https://perceptlayer.com/apis/autohero) [AutoScout24](https://perceptlayer.com/apis/autoscout24) [AutoTempest](https://perceptlayer.com/apis/autotempest) [AutoTrack.nl](https://perceptlayer.com/apis/autotrack-nl) [Autotrader](https://perceptlayer.com/apis/autotrader) [AutoTrader UK](https://perceptlayer.com/apis/autotrader-uk) [AutoTrader.ca](https://perceptlayer.com/apis/autotrader-ca) [AutoUncle](https://perceptlayer.com/apis/autouncle) [Autovit](https://perceptlayer.com/apis/autovit) [Bilbasen](https://perceptlayer.com/apis/bilbasen) [Blocket Bil](https://perceptlayer.com/apis/blocket-bil)

Use cases

### Track auction results for a model

`Use the Bring a Trailer API to track auction results for a model` 

### Monitor live auctions and bids

`Use the Bring a Trailer API to monitor live auctions and bids` 

### Build valuation models from sold prices

`Use the Bring a Trailer API to build valuation models from sold prices` 

FAQ

## Questions

**How much does the Bring a Trailer API cost?**

Each successful call costs one credit. New accounts get free credits every month, and credit packs bring the price down as you scale.

**What format are responses in?**

Every endpoint returns JSON, with no HTML parsing on your side.

**Do I need a separate key for Bring a Trailer?**

No. One key works for every API in the catalogue.

## Try the Bring a Trailer API with 1,000 free credits

No credit card. Failed calls are never billed.

[Get a free API key](https://perceptlayer.com/signup) [Read the docs](https://perceptlayer.com/docs)