API-Metadata features

Features

Following are the features of Token-Metadata API:

• Complete SIP-016 metadata ingestion for
  • SIP-009 Non-Fungible Tokens
  • SIP-010 Fungible Tokens
  • SIP-013 Semi-Fungible Tokens
• Automatic metadata refreshes via SIP-019 notifications
• Metadata localization support
• Metadata fetching via http:, https:, data: URIs. Also supported via customizable gateways:
  • IPFS
  • Arweave
• Easy to use REST JSON endpoints with ETag caching.=
• Prometheus metrics for job queue status, contract and token counts, API performance, etc
• Image cache/CDN support