---
title: Filter the Content-Signal values
url: "https://www.seopress.org/support/hooks/filter-the-content-signal-values/"
lang: en-US
updated: 2026-10-20
hook_name: seopress_agent_ready_content_signal
required_version: 9.8
---

# Filter the Content-Signal values

- **Hook name:** `seopress_agent_ready_content_signal`
- **Required version:** 9.8

```php
<?php
/**
 * Change the Content-Signal preferences announced to AI crawlers.
 * Defaults: search = yes, ai-input = yes, ai-train = no.
 *
 * @param array $signals Associative array signal => value (yes|no).
 * @return array
 */
function sp_agent_ready_content_signal( $signals ) {
	$signals['ai-train'] = 'no';
	$signals['ai-input'] = 'no'; // Do not allow use as grounding input in AI answers.

	return $signals;
}
add_filter( 'seopress_agent_ready_content_signal', 'sp_agent_ready_content_signal' );
```

Source: [https://gist.github.com/wp-seopress/9a7437d01b52f74d25857176f54dbc32](https://gist.github.com/wp-seopress/9a7437d01b52f74d25857176f54dbc32)