Get Blockchain Masterchain Head

Get last known masterchain block

GET /v2/blockchain/masterchain-head

cURL

cURL

curl --request GET \
  --url https://tonapi.io/v2/blockchain/masterchain-head

200

{
  "tx_quantity": 130,
  "value_flow": {
    "from_prev_blk": {
      "grams": 10000000000,
      "other": [
        {
          "id": 13,
          "value": "10000000000"
        }
      ]
    },
    "to_next_blk": {
      "grams": 10000000000,
      "other": [
        {
          "id": 13,
          "value": "10000000000"
        }
      ]
    },
    "imported": {
      "grams": 10000000000,
      "other": [
        {
          "id": 13,
          "value": "10000000000"
        }
      ]
    },
    "exported": {
      "grams": 10000000000,
      "other": [
        {
          "id": 13,
          "value": "10000000000"
        }
      ]
    },
    "fees_collected": {
      "grams": 10000000000,
      "other": [
        {
          "id": 13,
          "value": "10000000000"
        }
      ]
    },
    "fees_imported": {
      "grams": 10000000000,
      "other": [
        {
          "id": 13,
          "value": "10000000000"
        }
      ]
    },
    "recovered": {
      "grams": 10000000000,
      "other": [
        {
          "id": 13,
          "value": "10000000000"
        }
      ]
    },
    "created": {
      "grams": 10000000000,
      "other": [
        {
          "id": 13,
          "value": "10000000000"
        }
      ]
    },
    "minted": {
      "grams": 10000000000,
      "other": [
        {
          "id": 13,
          "value": "10000000000"
        }
      ]
    },
    "burned": {
      "grams": 10000000000,
      "other": [
        {
          "id": 13,
          "value": "10000000000"
        }
      ]
    }
  },
  "workchain_id": 0,
  "shard": "8000000000000000",
  "seqno": 21734019,
  "root_hash": "131D0C65055F04E9C19D687B51BC70F952FD9CA6F02C2801D3B89964A779DF85",
  "file_hash": "A6A0BD6608672B11B79538A50B2204E748305C12AA0DED9C16CF0006CE3AF8DB",
  "global_id": -239,
  "version": 0,
  "after_merge": true,
  "before_split": true,
  "after_split": true,
  "want_split": true,
  "want_merge": true,
  "key_block": true,
  "gen_utime": 1674826775,
  "start_lt": 23814011000000,
  "end_lt": 23814011000001,
  "vert_seqno": 0,
  "gen_catchain_seqno": 0,
  "min_ref_mc_seqno": 0,
  "prev_key_block_seqno": 0,
  "prev_refs": [
    [
      "(-1",
      4234235,
      "8000000000000000)"
    ]
  ],
  "in_msg_descr_length": 0,
  "out_msg_descr_length": 0,
  "rand_seed": "131D0C65055F04E9C19D687B51BC70F952FD9CA6F02C2801D3B89964A779DF85",
  "created_by": "A6A0BD6608672B11B79538A50B2204E748305C12AA0DED9C16CF0006CE3AF8DB",
  "gen_software_version": 0,
  "gen_software_capabilities": 0,
  "master_ref": "(-1,4234234,8000000000000000)"
}

Response

200

application/json

blockchain masterchain head

tx_quantity · integer · required

Example:

130

value_flow · object · required

Show child attributes

workchain_id · integer<int32> · required

Example:

0

shard · string · required

Example:

"8000000000000000"

seqno · integer<int32> · required

Example:

21734019

root_hash · string · required

Example:

"131D0C65055F04E9C19D687B51BC70F952FD9CA6F02C2801D3B89964A779DF85"

file_hash · string · required

Example:

"A6A0BD6608672B11B79538A50B2204E748305C12AA0DED9C16CF0006CE3AF8DB"

global_id · integer<int32> · required

Example:

-239

version · integer<int32> · required

Example:

0

after_merge · boolean · required

Example:

true

before_split · boolean · required

Example:

true

after_split · boolean · required

Example:

true

want_split · boolean · required

Example:

true

want_merge · boolean · required

Example:

true

key_block · boolean · required

Example:

true

gen_utime · integer<int64> · required

Example:

1674826775

start_lt · integer<int64> · required

Example:

23814011000000

end_lt · integer<int64> · required

Example:

23814011000001

vert_seqno · integer<int32> · required

Example:

0

gen_catchain_seqno · integer<int32> · required

Example:

0

min_ref_mc_seqno · integer<int32> · required

Example:

0

prev_key_block_seqno · integer<int32> · required

Example:

0

prev_refs · string[] · required

in_msg_descr_length · integer<int64> · required

Example:

0

out_msg_descr_length · integer<int64> · required

Example:

0

rand_seed · string · required

Example:

"131D0C65055F04E9C19D687B51BC70F952FD9CA6F02C2801D3B89964A779DF85"

created_by · string · required

Example:

"A6A0BD6608672B11B79538A50B2204E748305C12AA0DED9C16CF0006CE3AF8DB"

gen_software_version · integer<int32>

Example:

0

gen_software_capabilities · integer<int64>

Example:

0

master_ref · string

Example:

"(-1,4234234,8000000000000000)"