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Filters, actions, shortcodes and JavaScript hooks to extend Core SEO.

1 min read · Updated October 8, 2026

Filters#

Filter What it changes
cseo_post_types Post types Core SEO handles (also their sitemap).
cseo_taxonomies Taxonomies Core SEO handles.
cseo_vars / cseo_var_values Template variables and their values.
cseo_context The SEO data of the current request before it is printed.
cseo_share_tags Open Graph and X tags before output.
cseo_schema_graph The schema.org graph: add or remove nodes.
cseo_breadcrumbs The breadcrumb trail.
cseo_conflict The name of another active SEO plugin (empty = Core SEO prints its tags).
cseo_analytics_on Whether the Google tag is printed on this request.
cseo_health_checks Site checks on the dashboard.
cseo_admin_nav The Core SEO sidebar (and the WordPress menu).
cseo_editor_data Data for the editor box script.
cseo_score_input_extra Extra values for extra checks when scoring outside the editor.
cseo_admin_bar_seo_url Where “SEO” in the admin bar leads.
cseop_audit_tasks Premium: the to-do list before ranking.
cseop_link_suggestions Premium: link suggestions in the editor.

Actions#

cseo_box_tabs, cseo_box_panels, cseo_box_advanced, cseo_box_focus and cseo_field_tools add to the editor box; cseo_dashboard adds dashboard sections; cseop_ai_tools adds tools to the AI tools screen.

JavaScript#

window.cseoBox.onChecks( fn ) adds checks to the editor box; window.cseoAnalysis.onPageChecks( fn ) adds them when pages are scored outside the editor. window.cseoAnalysis.run( input ) runs the checks on any content.

Shortcodes#

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