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latestOpenAPI 3.0.0MIT2026-07-17124105392.5 KB
Cardano » Network

Query summary of blockchain eras

Returns start and end of each era along with parameters that can vary between hard forks.

get/network/eras

Response

Returns era summaries content.

Example response

[
  {
    "start": {
      "time": 0,
      "slot": 0,
      "epoch": 0
    },
    "end": {
      "time": 89856000,
      "slot": 4492800,
      "epoch": 208
    },
    "parameters": {
      "epoch_length": 21600,
      "slot_length": 20,
      "safe_zone": 4320
    }
  },
  {
    "start": {
      "time": 89856000,
      "slot": 4492800,
      "epoch": 208
    },
    "end": {
      "time": 101952000,
      "slot": 16588800,
      "epoch": 236
    },
    "parameters": {
      "epoch_length": 432000,
      "slot_length": 1,
      "safe_zone": 129600
    }
  }
]