---
title: "Get Alt's card-market price-trend index"
method: GET
path: "/alt/market-trends"
tags: ["Alt"]
---

# Get Alt's card-market price-trend index

`GET /alt/market-trends`

## Request

- Base URL: `https://api.crawlora.net/api/v1`
- URL: `https://api.crawlora.net/api/v1/alt/market-trends`
- Auth: API key in header `x-api-key`

Returns Alt's own category-level price-trend index -- the same data alt.xyz's "Market Trends" page shows: a weekly/monthly/90-day change and a current index value per card category, built from Alt's own sold/valuation data.

## Query parameters

- `category` string

## Headers

- `x-api-key` string, required

## Response `200`

OK

- AltMarketTrendsResponseDoc
  - `code` integer
  - `data` AltMarketTrendsResponse
    - `categories` AltMarketTrendCategory[]
      - `category` string
      - `current_index_value` number
      - `end_date` string
      - `monthly_change` number
      - `ninety_day_change` number
      - `ninety_day_index_change` number
      - `start_date` string
      - `weekly_change` number
      - `weekly_index_change` number
    - `updated_at` string
    - `version` string
  - `msg` string

## Other responses

- `400`: Bad Request
- `500`: Internal Server Error
- `503`: Service Unavailable

---

[API](https://skmtc.dev/crawlora/apis/crawlora-api.md) · [All operations](https://skmtc.dev/crawlora/apis/crawlora-api/llms.txt) · [OpenAPI document](https://skmtc.dev/crawlora/apis/crawlora-api/revisions/afac9b012a27?raw)