NUT-06: Mint information

mandatory

This endpoint returns information about the mint that a wallet can show to the user and use to make decisions on how to interact with the mint.

Example

Request of Alice:

GET https://mint.host:3338/v1/info

With the mint’s response being of the form GetInfoResponse:

{
  "name": "Bob's Cashu mint",
  "pubkey": "0283bf290884eed3a7ca2663fc0260de2e2064d6b355ea13f98dec004b7a7ead99",
  "version": "Nutshell/0.15.0",
  "description": "The short mint description",
  "description_long": "A description that can be a long piece of text.",
  "contact": [
    {
      "method": "email",
      "info": "contact@me.com"
    },
    {
      "method": "twitter",
      "info": "@me"
    },
    {
      "method": "nostr",
      "info": "npub..."
    }
  ],
  "motd": "Message to display to users.",
  "icon_url": "https://mint.host/icon.jpg",
  "urls": [
    "https://mint.host",
    "http://mint8gv0sq5ul602uxt2fe0t80e3c2bi9fy0cxedp69v1vat6ruj81wv.onion"
  ],
  "time": 1725304480,
  "tos_url": "https://mint.host/tos",
  "max_array_length": 1000,
  "nuts": {
    "4": {
      "methods": [
        {
          "method": "bolt11",
          "unit": "sat",
          "min_amount": 0,
          "max_amount": 10000
        }
      ],
      "disabled": false
    },
    "5": {
      "methods": [
        {
          "method": "bolt11",
          "unit": "sat",
          "min_amount": 100,
          "max_amount": 10000
        }
      ],
      "disabled": false
    },
    "7": {
      "supported": true
    },
    "8": {
      "supported": true
    },
    "9": {
      "supported": true
    },
    "10": {
      "supported": true
    },
    "12": {
      "supported": true
    }
  }
}

(optional) name is the name of the mint and should be recognizable.
(optional) pubkey is the hex pubkey of the mint.
(optional) version is the implementation name and the version of the software running on this mint separated with a slash “/”.
(optional) description is a short description of the mint that can be shown in the wallet next to the mint’s name.
(optional) description_long is a long description that can be shown in an additional field.
(optional) contact is an array of contact objects to reach the mint operator. A contact object consists of two fields. The method field denotes the contact method (like “email”), the info field denotes the identifier (like “contact@me.com”).
(optional) motd is the message of the day that the wallet must display to the user. It should only be used to display important announcements to users, such as scheduled maintenances.
(optional) icon_url is the URL pointing to an image to be used as an icon for the mint. Recommended to be squared in shape.
(optional) urls is the list of endpoint URLs where the mint is reachable from.
(optional) time is the current time set on the server. The value is passed as a Unix timestamp integer.
(optional) tos_url is the URL pointing to the Terms of Service of the mint.
(optional) max_array_length is the maximum length the mint accepts for any array in a request, such as inputs, outputs or Ys. Wallets SHOULD split larger requests into batches no bigger than this.
(optional) nuts indicates each NUT specification that the mint supports and its settings. The settings are defined in each NUT separately.

With curl:

curl -X GET https://mint.host:3338/v1/info