---
title: "Set Engagement Cooldown"
method: PUT
path: "/campaigns/{campaign_id}/engagement-cooldown"
tags: ["authenticated", "campaigns"]
---

# Set Engagement Cooldown

`PUT /campaigns/{campaign_id}/engagement-cooldown`

## Request

- Base URL: `https://api-docs.upsmith.com` (the document declares no server; this is the origin it was published from)
- URL: `https://api-docs.upsmith.com/campaigns/{campaign_id}/engagement-cooldown`
- Auth: one of:
  - API key in header `x-api-key`
  - HTTP bearer

Upsert the engagements campaign_rule's last_contact_within filter for the campaign.

Replaces the legacy ``Campaign.engagement_cooldown_threshold`` write path used by
the variants settings editor. Org-scoped — verifies the campaign belongs to the
authenticated user's organization before proxying to campaign-service.

## Path parameters

- `campaign_id` string, required

## Headers

- `organization-id` string, nullable
- `x-user-id` string, nullable
- `timezone` string
- `x-actor-email` string, nullable
- `x-request-source` string, nullable
- `x-operation-id` string, nullable
- `x-commit-message` string, nullable
- `x-confirmation-id` string, nullable
- `x-chat-id` string, nullable

## Response `200`

Successful Response

- unknown

## Other responses

- `422`: Validation Error

---

[API](https://skmtc.dev/upsmith/apis/upsmith-api.md) - [All operations](https://skmtc.dev/upsmith/apis/upsmith-api/llms.txt) - [OpenAPI document](https://skmtc.dev/upsmith/apis/upsmith-api/revisions/cce8b07a5787?raw)