---
title: "Fear & Greed Index (x402)"
method: GET
path: "/x402/v2/fear-greed-index"
tags: ["x402"]
---

# Fear & Greed Index (x402)

`GET /x402/v2/fear-greed-index`

## Request

- Base URL: `https://api.strale.io`
- URL: `https://api.strale.io/x402/v2/fear-greed-index`
- Auth: none required

Get the Crypto Fear & Greed Index — a market sentiment indicator from 0 (Extreme Fear) to 100 (Extreme Greed). Includes current value, classification, and optional historical data up to 30 days. Powered by Alternative.me.

## Query parameters

- `days` number: Number of days of history (1-30). Default: 1

## Response `200`

Success

- object
  - `trend` string
  - `average` number
  - `history` unknown[]
    - unknown
  - `timestamp` string
  - `attribution` string
  - `current_value` number
  - `classification` string

## Other responses

- `402`: Payment required (x402 — pay with USDC on Base)

---

[API](https://skmtc.dev/strale/apis/strale-api-2.md) · [All operations](https://skmtc.dev/strale/apis/strale-api-2/llms.txt) · [OpenAPI document](https://skmtc.dev/strale/apis/strale-api-2/revisions/a5293878cfc6?raw)