{
  "id": "surf.market.fear-greed",
  "object": "tool",
  "name": "Fear & Greed Index History",
  "summary": "Returns Bitcoin Fear & Greed Index history.",
  "description": "Returns Bitcoin Fear & Greed Index history. Included fields: index value (0-100), classification label, BTC price at each data point. Sorted newest-first. Use from/to to filter by date range.\n\nRaw surf#market/fear-greed endpoint: input is { body, queryParams, pathParams } as the provider documents them (https://docs.asksurf.ai/data-api/market/fear-greed).",
  "category": "lookup",
  "hosted_by": "Surf",
  "runtime": "partner",
  "side_effects": false,
  "status": "live",
  "credits": 0,
  "price": null,
  "providers": [
    {
      "id": "surf",
      "name": "Surf",
      "price": null,
      "own_key_only": true
    }
  ],
  "mcp_name": "surf_market_fear-greed",
  "input_schema": {
    "type": "object",
    "properties": {
      "queryParams": {
        "type": "object",
        "properties": {
          "from": {
            "type": "string",
            "minLength": 1,
            "description": "Start of time range. Accepts Unix seconds or date string (YYYY-MM-DD). Example: 2026-01-01."
          },
          "to": {
            "type": "string",
            "minLength": 1,
            "description": "End of time range. Accepts Unix seconds or date string (YYYY-MM-DD). Example: 2026-03-01."
          }
        },
        "additionalProperties": false
      }
    },
    "required": [],
    "additionalProperties": false
  },
  "kind": "endpoint"
}