---
title: "PUT /sites/{site_id}/traffic_splits/{split_test_id}"
method: PUT
path: "/sites/{site_id}/traffic_splits/{split_test_id}"
tags: ["splitTest"]
---

# PUT /sites/{site_id}/traffic_splits/{split_test_id}

`PUT /sites/{site_id}/traffic_splits/{split_test_id}`

## Request body

- SplitTestSetup
  - `branch_tests` object

## Response `201`

Created

- SplitTest
  - `id` string
  - `site_id` string
  - `name` string
  - `path` string
  - `branches` object[]
  - `active` boolean
  - `created_at` string, dateTime
  - `updated_at` string, dateTime
  - `unpublished_at` string, dateTime

## Other responses

- `default` — error

---

[API](https://skmtc.dev/netlify/apis/netlify-s-api-documentation.md) · [All operations](https://skmtc.dev/netlify/apis/netlify-s-api-documentation/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/netlify/netlify-s-api-documentation/revisions/ba3311f9d27d/schema)