---
title: "Create a Batch Client Webhook"
method: POST
path: "/v1/batch/clients/{clientId}/webhooks"
tags: ["Batch"]
---

# Create a Batch Client Webhook

`POST /v1/batch/clients/{clientId}/webhooks`

Register a webhook for client batch lifecycle events.

## Path parameters

- `clientId` string, uuid, required

## Request body

- object

## Response `201`

Webhook created.

## Other responses

- `400` — Bad Request - The request was malformed or contains invalid parameters. **Common causes:** - Missing required fields - Invalid field format (e.g., malformed email) - Invalid JSON syntax - Invalid parameter values
- `401` — Unauthorized - Authentication failed. **Common causes:** - Missing X-API-Key header - Invalid or expired API key - Malformed API key

## Changes

- **2026-08-05** `08b59585eeb7` — 1 breaking
  - for the `path` request parameter `clientId`, the type/format was changed from `string`/`` to `string`/`uuid`
- **2026-07-26** `f01f73557a67` — 1 info
  - endpoint added

[Change history](https://skmtc.dev/leadmagic/apis/leadmagic-api/changes/v1/batch/clients/:clientId/webhooks/post.md)

---

[API](https://skmtc.dev/leadmagic/apis/leadmagic-api.md) · [All operations](https://skmtc.dev/leadmagic/apis/leadmagic-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/leadmagic/leadmagic-api/revisions/aa19cf9bc46a/schema)