---
title: "Get the latest batch number."
method: GET
path: "/{chain_id}/api/v2/main-page/arbitrum/batches/latest-number"
tags: ["arbitrum", "main-page"]
---

# Get the latest batch number.

`GET /{chain_id}/api/v2/main-page/arbitrum/batches/latest-number`

Retrieves the number of the most recent Arbitrum batch submitted to the Parent chain. Returns 0 if no batches exist.

## Path parameters

- `chain_id` string, required

## Response `200`

Latest Arbitrum batch number.

- integer

## Other responses

- `422` — Unprocessable Entity

---

[API](https://skmtc.net/blockscout/apis/blockscout-pro-api.md) · [All operations](https://skmtc.net/blockscout/apis/blockscout-pro-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/blockscout/blockscout-pro-api/versions/59ac5466233b/schema)