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GET /v1/block

Latest block

Try it live

10 free calls per day — no sign-up, no API key. Goes through the oanor gateway.

Custom headers (optional)
api.oanor.com/sei-api

It works. Grab an API key and use it in your project.

Get an API key

Code snippets

curl "https://api.oanor.com/sei-api/v1/block" \
  -H "x-oanor-key: oanor_test_..."
await fetch("https://api.oanor.com/sei-api/v1/block", {
  headers: { "x-oanor-key": "oanor_test_..." }
});
$ch = curl_init("https://api.oanor.com/sei-api/v1/block");
curl_setopt($ch, CURLOPT_HTTPHEADER, ["x-oanor-key: oanor_test_..."]);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
$out = curl_exec($ch);
import requests
requests.get(
    "https://api.oanor.com/sei-api/v1/block",
    headers={"x-oanor-key": "oanor_test_..."}
)

Example response

A real response from this endpoint, captured by the latest health check.

{
    "data": {
        "note": "The latest finalized Sei block — height, timestamp, chain id, proposer and transaction count. No parameters.",
        "time": "2026-06-15T02:10:41.371472397Z",
        "round": 0,
        "height": 213842874,
        "source": "Sei Network (pacific-1) LCD",
        "num_txs": 1,
        "chain_id": "pacific-1",
        "proposer_address": "CrI4lhq9vHyZxmk3ZdspBCDi7Yc="
    },
    "meta": {
        "timestamp": "2026-06-15T02:10:41.703Z",
        "request_id": "383eaaef-ae4a-40a9-b6b3-585ac0561a42"
    },
    "status": "ok",
    "message": "Block retrieved successfully",
    "success": true
}