Crypto Fear & Greed index API

The crypto Fear & Greed market-sentiment index (0=extreme fear, 100=extreme greed), latest or a history. Answers queries like 'crypto fear and greed index', 'market sentiment right now', 'is the market fearful or greedy'.

Price$0.01per request

MethodPOST

Route/v1/finance/fear-greed

StatusLive

MIME typeapplication/json

Rate limit60/minute

Cache600s public

financecryptosentimentfear-greedmarketindicator

API URLhttps://x402.hexl.dev/v1/finance/fear-greed

Integration docs

Example request

{
  "limit": 1
}

Example response

{
  "count": 1,
  "data": [
    {
      "value": 64,
      "classification": "Greed",
      "date": "2026-06-02T00:00:00.000Z"
    }
  ]
}

Input schema

{
  "type": "object",
  "properties": {
    "limit": {
      "type": "number",
      "minimum": 1,
      "maximum": 90,
      "default": 1
    }
  }
}

Output schema

{
  "type": "object",
  "required": [
    "count",
    "data"
  ],
  "properties": {
    "count": {
      "type": "number"
    },
    "data": {
      "type": "array",
      "items": {
        "type": "object",
        "additionalProperties": true
      }
    }
  }
}