Cardano · Schema

Assets

BlockchainCryptocurrencyProof of StakeSmart ContractsWeb3

JSON Schema

{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://cardano.blockfrost.io/schema/assets",
  "title": "Assets",
  "type": "array",
  "items": {
    "type": "object",
    "properties": {
      "asset": {
        "type": "string",
        "format": "Concatenation of the policy_id and hex-encoded asset_name",
        "description": "Asset identifier"
      },
      "quantity": {
        "type": "string",
        "description": "Current asset quantity"
      }
    },
    "required": [
      "asset",
      "quantity"
    ]
  },
  "example": [
    {
      "asset": "b0d07d45fe9514f80213f4020e5a61241458be626841cde717cb38a76e7574636f696e",
      "quantity": "1"
    },
    {
      "asset": "b0d07d45fe9514f80213f4020e5a61241458be626841cde717cb38a76e75d",
      "quantity": "100000"
    },
    {
      "asset": "6804edf9712d2b619edb6ac86861fe93a730693183a262b165fcc1ba1bc99cad",
      "quantity": "18605647"
    }
  ]
}

Work with this as data

Every JSON Schema here is available over the APIs.io API and to AI agents over MCP.

MCP server

One button, every client — Claude, Cursor, VS Code and the rest.

https://apis.io/mcp

Tools for schemas

4 MCP tools reach this

find_json_schemasBrowse and filter every JSON Schema in the catalog.
apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
resolveTurn a domain, URL or GitHub org into the provider it belongs to.
find_cohortsEvery scored population of providers in the catalog.

All 92 tools

Call it yourself

curl for this page

This JSON Schema

curl "https://apis.io/api/v1/json-schemas/assets"

All schemas

curl "https://apis.io/api/v1/json-schemas?limit=25"

Discovery needs no key. Ratings and market analysis are Pro.

Get an API key

Free tier, no email required.

GitHub Google LinkedIn

A second provider on the same verified email joins the account you already have.