{
 "id": "fear_greed",
 "lobe": "chain",
 "lobe_name": "Chain Cortex",
 "title": "Crypto Fear & Greed",
 "summary": "The Crypto Fear & Greed Index (0–100) now and its history, with the 7 d / 30 d average and how extreme today is.",
 "description": "alternative.me index, daily. Up to 365 days of history.",
 "price_usd": 0,
 "free": true,
 "free_tier_daily": null,
 "input_schema": {
  "type": "object",
  "properties": {
   "days": {
    "type": "integer",
    "minimum": 1,
    "maximum": 365,
    "default": 30,
    "description": "Days of index history to include. Range 1-365. Default 30."
   }
  },
  "additionalProperties": false
 },
 "example": {
  "days": 30
 },
 "http": {
  "method": "POST",
  "url": "https://agent.maddegen.art/hub/api/v1/tools/fear_greed",
  "body": "JSON arguments"
 },
 "mcp": {
  "server": "https://agent.maddegen.art/hub/mcp",
  "tool": "fear_greed"
 },
 "health": {
  "calls_24h": 13,
  "success_pct": 100,
  "p50_ms": 84,
  "p95_ms": 117
 }
}