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POST
/
v1
/
transactions
Transactions details
curl --request POST \
  --url https://api.kas.fyi/v1/transactions \
  --header 'Content-Type: application/json' \
  --header 'x-api-key: <api-key>' \
  --data '
{
  "transactionIds": [
    "a7177c55769381a56c126e458c8bb6046613b8a8d45c2f8d3ca5dc71a065279a"
  ],
  "includePayload": false
}
'
{
  "transactions": [
    {
      "transactionId": "a7177c55769381a56c126e458c8bb6046613b8a8d45c2f8d3ca5dc71a065279a",
      "blockTime": 1749531022210,
      "subnetworkId": "0000000000000000000000000000000000000000",
      "hash": "f123bed13d88bc18236d977c0035267d0054b912170fe4ae619e93306685d2af",
      "mass": "2036",
      "blockHashes": [
        "30ab8f5ac54c8aa9cbf9a69209a2061e7123293efc40630136c970abef59450b",
        "f97afb6794c56e0bb283ea6a38cc51cc41303a055ef9376e707139928cffa588"
      ],
      "acceptingBlockHash": "2a0c51fab2a7c7a187299e087a244d1e70acdc75e0214a661c62761e2d6bbf4f",
      "isAccepted": true,
      "confirmations": 10,
      "payload": "0x",
      "inputs": [
        {
          "transactionId": "a7177c55769381a56c126e458c8bb6046613b8a8d45c2f8d3ca5dc71a065279a",
          "index": 0,
          "signatureScript": "4183faed776b7f1b1ed32b97aafe3069ee357c80b637f5069ab859916a896ec69a59e9bebcc3e646587d59376a40c72dd0290f8ebdbf0b64f13e2d8f81d0fe106301",
          "sigOpCount": 1,
          "previousOutput": {
            "transactionId": "a7177c55769381a56c126e458c8bb6046613b8a8d45c2f8d3ca5dc71a065279a",
            "index": 0,
            "amount": "31112708372",
            "scriptPublicKey": "2010fdab002cff0ac15bfc8b982c5a616bef9e5a66f0c655f4f63f7d1cef39d2b4ac",
            "scriptPublicKeyAddress": "kaspa:qqg0m2cq9nls4s2mlj9estz6v947l8j6vmcvv4057clh688088ftg7ce6p895",
            "scriptPublicKeyType": "pubkey"
          }
        }
      ],
      "outputs": [
        {
          "transactionId": "a7177c55769381a56c126e458c8bb6046613b8a8d45c2f8d3ca5dc71a065279a",
          "index": 0,
          "amount": "31112708372",
          "scriptPublicKey": "2010fdab002cff0ac15bfc8b982c5a616bef9e5a66f0c655f4f63f7d1cef39d2b4ac",
          "scriptPublicKeyAddress": "kaspa:qqg0m2cq9nls4s2mlj9estz6v947l8j6vmcvv4057clh688088ftg7ce6p895",
          "scriptPublicKeyType": "pubkey"
        }
      ]
    }
  ]
}

Documentation Index

Fetch the complete documentation index at: https://docs.kas.fyi/llms.txt

Use this file to discover all available pages before exploring further.

​
Cost

This endpoint costs 0.5 RU (Request Units) per call.

Authorizations

​
x-api-key
string
header
required

API key required for authentication. Get your API key at https://developer.kas.fyi

Body

application/json
​
transactionIds
string[]
required

An array of transaction IDs to retrieve details for.

Example:
[
  "a7177c55769381a56c126e458c8bb6046613b8a8d45c2f8d3ca5dc71a065279a"
]
​
includePayload
boolean

Whether to include the payload of the transaction. Default is false.

Example:

false

Response

200 - application/json

An array of transaction detail objects.

​
transactions
object[]
required

List of transactions retrieved.