WordPress 6.9 gives AI integration an actual standard
A client wanted a sparkle button by Friday. What WordPress 6.9 actually shipped matters more: the Abilities API and the MCP adapter, which give AI agents a defined way to talk to a site.
A client wanted a sparkle button by Friday. What WordPress 6.9 actually shipped matters more: the Abilities API and the MCP adapter, which give AI agents a defined way to talk to a site.
The November 2025 core committers check-in set the direction for WordPress 7.0: PHP 7.4 as the minimum, AI models running in the browser instead of on your server, and a reworked WP Admin.
Notes from a slow 80k-post news portal and what WordPress 6.9 changes about it: consistent cache keys for query groups, the new block processor and HTML API, and the Abilities API.
A pre-release WordPress install killed a client’s publish button. The cause was a core bug in hidden async-upload fields, one of several things the 6.9 release candidates cleaned up alongside alternate cron and REST API errors.
A wrapper around a few REST endpoints wasn’t enough to keep an AI agent alive through a timeout. Version 0.3.0 of the WordPress MCP Adapter covers what I had to hand-roll: HttpTransport, WP_Error responses, prefixed hooks and one event stream.
A client’s plugin kept bouncing back out of the queue, so here is what changed: 60,187 plugins in the directory, 7,670 submissions this year, and 85.3% of first reviews started by an automated scanner rather than a person.
A banned member was back in ten minutes on three new accounts, because a dynamic IP beats a firewall rule. What the site actually needed was an incident response protocol: logging, permissions, and a human who owns the ban button.
A client shipped a custom plugin to the WordPress repo and got twenty-four violations back. Most of them came down to one habit: escaping data at the moment you output it instead of trusting the sanitization you did on input.
A regex that injected attributes into product images broke a store’s layout over one misplaced quote. WordPress 6.9 makes serialize_token() public, so the processor rebuilds the markup for you.
Twelve editors on one set of long-form guides, with feedback spread across Slack, email and sticky notes. Block-level notes and the hide and show toggle in 6.9 move that conversation into the editor.