---
title: "POST /pages/{page_id}/performance_monitor"
method: POST
path: "/pages/{page_id}/performance_monitor"
tags: ["Page"]
---

# POST /pages/{page_id}/performance_monitor

`POST /pages/{page_id}/performance_monitor`

## Request

- Base URL: `https://gtmetrix.com/api/2.0`
- URL: `https://gtmetrix.com/api/2.0/pages/{page_id}/performance_monitor`
- Auth: HTTP basic

Update the performance monitoring frequency for a page

## Path parameters

- `page_id` string, required: Page slug identifier

## Response `200`

Monitoring updated, returning the full page

## Other responses

- `400`: E40000: Unknown request
- `401`: E40100: Invalid API key
- `403`: E40300: E-mail address not validated. E40301: Your organization role does not permit this operation. E40303: Monitoring update not permitted by your plan or page configuration
- `404`: E40402: Page not found
- `405`: E40500: HTTP method not allowed
- `415`: E41500: Unsupported media type (Request must use Content-Type: application/vnd.api+json)
- `429`: E42901: Rate limit exceeded
- `500`: E50000 Internal Server Error
- `502`: E50200 Application server temporarily unavailable
- `503`: E50300 Application server temporarily unavailable

---

[API](https://skmtc.dev/gtmetrix/apis/gtmetrix-openapi-specification.md) · [All operations](https://skmtc.dev/gtmetrix/apis/gtmetrix-openapi-specification/llms.txt) · [OpenAPI document](https://skmtc.dev/gtmetrix/apis/gtmetrix-openapi-specification/revisions/ef00e03bbfed?raw)