Crypto Fear and Greed Index API
by alternative.me
Crypto
Added on November 9th, 2026
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What it does
The Crypto Fear and Greed Index API from Alternative.me gives a daily market sentiment score from 0 to 100 with its history, for example to show the mood of the market on a dashboard. Requests are GET calls that answer in JSON or CSV. Free, no key needed. Commercial use is allowed when the source is credited right next to the data.
At a glance
- API key
- Not needed · More APIs with no key
- Pricing
- Free, no key needed.
- Commercial use
- Allowed on the free plan
- From the browser
- Yes (CORS)
- Formats
- JSON, CSV
- Interface
- REST, HTTP-GET
- Provider
- alternative.me
More information: https://alternative.me/crypto/fear-and-greed-index/
Is this your service? Show that it is listed
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Example request
curl
curl 'https://api.alternative.me/fng/'JavaScript
const response = await fetch("https://api.alternative.me/fng/");
const data = await response.json();
console.log(data);Python
import requests
response = requests.get(
"https://api.alternative.me/fng/",
timeout=30,
)
print(response.json())The JavaScript works in a web page as well as in Node.js 18 or newer.