---
title: "Update the hot-editable A/B-test config"
method: PUT
path: "/abTestConfig"
tags: ["AbTestConfig"]
---

# Update the hot-editable A/B-test config

`PUT /abTestConfig`

Updates the singleton A/B-test config. The generic authoring rollout percentage is clamped to the range [0, 100]. Restricted to global admins or clients with global diagnostics write scope.

## Request body

- AbTestConfigView — Singleton set of hot-editable, operator-tunable A/B-test platform knobs.
  - `generic_authoring_rollout_percent` integer — Percentage (0-100) of new test-authoring sessions assigned to the generic authoring arm

## Response `200`

The updated A/B-test config

- AbTestConfigView — Singleton set of hot-editable, operator-tunable A/B-test platform knobs.
  - `generic_authoring_rollout_percent` integer — Percentage (0-100) of new test-authoring sessions assigned to the generic authoring arm

## Other responses

- `401` — User not authenticated
- `403` — User not authorized
- `default` — Unknown error

---

[API](https://skmtc.net/mabl/apis/mabl-api.md) · [All operations](https://skmtc.net/mabl/apis/mabl-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/mabl/mabl-api/revisions/d0fc0114da66/schema)