No new hooks added in 12.8.1 Below are recently added.

    jetpack_force_2fa_login_error_message

    hook (filter): Filter the login error message.<p>Defaults to a message that explains the user must use a WordPress.com account with 2FA enabled.</p>

    Source: modules/sso/class-jetpack-force-2fa.php:169

    jetpack_force_2fa_dependency_notice

    hook (filter): Filter if an admin notice is deplayed when Force 2FA is required, but SSO is not enabled.<p>Defaults to true.</p>

    Source: modules/sso/class-jetpack-force-2fa.php:69

    jetpack_force_2fa_cap

    hook (filter): Filter the role to force 2FA for.<p>Defaults to manage_options.</p>

    Source: modules/sso/class-jetpack-force-2fa.php:45

    jetpack_force_2fa

    hook (filter): Filter to include Force 2FA feature.<p>By default, <code>manage_options</code> users are forced when enable. The capability can be modified with the <code>jetpack_force_2fa_cap</code> filter.</p> <p>To enable the feature, add the following code: add_filter( 'jetpack_force_2fa', '__return_true' );</p>

    Source: modules/sso.php:79

    jetpack_ai_chat_answer_prompt

    hook (filter): Filter for an answer prompt override.<p>Example: "Talk like a cowboy."</p>

    Source: _inc/lib/core-api/wpcom-endpoints/class-wpcom-rest-api-v2-endpoint-ai.php:215

    jetpack_ai_chat_enabled

    hook (filter): Filter whether the AI chat feature is enabled in the Jetpack plugin.

    Source: _inc/lib/class-jetpack-ai-helper.php:113

    jetpack_carousel_image_attachment_id

    hook (filter): Allow filtering the attachment ID used to fetch and populate metadata about an image in a gallery.

    Source: modules/carousel/jetpack-carousel.php:807

    jetpack_woocommerce_analytics_event_props

    hook (filter): Allow defining custom event properties in WooCommerce Analytics.

    Source: modules/woocommerce-analytics/classes/class-jetpack-woocommerce-analytics-universal.php:155

    calypso_use_podcasting_settings

    hook (filter): Filter to enable the Podcasting Settings section in Calypso UI.

    Source: modules/masterbar/admin-menu/class-admin-menu.php:412

    calypso_use_newsletter_settings

    hook (filter): Filter to enable the Newsletter Settings section in Calypso UI.

    Source: modules/masterbar/admin-menu/class-admin-menu.php:398