---
title: "Get market impact price"
method: GET
path: "/orderbook/{market}/impact-price"
tags: ["Markets"]
---

# Get market impact price

`GET /orderbook/{market}/impact-price`

## Request

- Base URL: `https://api.testnet.paradex.trade/v1`
- URL: `https://api.testnet.paradex.trade/v1/orderbook/{market}/impact-price`
- Auth: none declared

## Path parameters

- `market` string, required

## Query parameters

- `size` integer, required

## Response `200`

OK

- ResponsesImpactPriceResp
  - `impact_price` string: The calculated impact price
  - `market` string: Symbol of the market
  - `side` string: Trade side (BUY or SELL)
  - `size` string: Size of the order

## Other responses

- `400`: Bad Request

## Changes

- **2025-12-24** `e0dd7ef9404f`: 2 info
  - added the media type `application/json` for the response with the status `200`
  - added the media type `application/json` for the response with the status `400`

[Operation history](https://skmtc.dev/tradeparadex/apis/paradex-rest-api/changes/orderbook/:market/impact-price/get.md)

---

[API](https://skmtc.dev/tradeparadex/apis/paradex-rest-api.md) - [All operations](https://skmtc.dev/tradeparadex/apis/paradex-rest-api/llms.txt) - [OpenAPI document](https://skmtc.dev/tradeparadex/apis/paradex-rest-api/revisions/26dce0f96ab2?raw)