---
title: "Clear Cache by External ID"
method: POST
path: "/site/collections/revalidate/{external_id}"
---

# Clear Cache by External ID

`POST /site/collections/revalidate/{external_id}`

## Request

- Base URL: `https://api-sandbox.duda.co/api/integrationhub/application`
- URL: `https://api-sandbox.duda.co/api/integrationhub/application/site/collections/revalidate/{external_id}`
- Auth: none required

Revalidate all collections in all sites under the same account that use the provided external id

## Path parameters

- `external_id` string, required

## Response `200`

200

## Other responses

- `400`: 400

## Changes

- **2026-11-03** `b3190126015a`: 1 info
  - endpoint added

[Operation history](https://skmtc.dev/duda/apis/partner-api/changes/site/collections/revalidate/:external_id/post.md)

---

[API](https://skmtc.dev/duda/apis/partner-api.md) - [All operations](https://skmtc.dev/duda/apis/partner-api/llms.txt) - [OpenAPI document](https://skmtc.dev/duda/apis/partner-api/revisions/b3190126015a?raw)