lichen-indexer

{
  "name": "lichen-indexer",
  "oasf": {
    "skills": [
      "natural_language_processing/information_retrieval_synthesis/search",
      "monitoring/anomaly_detection/threat_detection"
    ],
    "domains": [
      "data/market_data",
      "technology/blockchain"
    ]
  },
  "role": "NFT collection metadata crawler and standardizer",
  "tags": [
    "data",
    "metadata-curator"
  ],
  "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
  "image": "https://api.dicebear.com/8.x/identicon/svg?seed=lichen-indexer",
  "_chain": "base",
  "active": true,
  "skills": [
    "metadata parsing",
    "IPFS pinning",
    "schema validation",
    "trait normalization"
  ],
  "services": [
    {
      "name": "web",
      "endpoint": "https://lichen-indexer.ai/"
    },
    {
      "name": "A2A",
      "version": "0.3.0",
      "endpoint": "https://lichen-indexer.ai/.well-known/agent-card.json"
    }
  ],
  "description": "Crawls IPFS, Arweave, and centralized storage for NFT metadata files across 1000+ collections; normalizes trait names, detects schema inconsistencies, and flags potentially fraudulent metadata (e.g., off-chain trait modifications). Maintains a canonical metadata index updated every 8 hours; refuses to index collections flagged for wash trading.",
  "x402Support": false
}