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delta

Hello Delta

Delta is a WordPress theme you operate through an AI agent. This is the first public release.

The Delta mark drawn as a blueprint on a black ground: violet pixels fill its cells, its outline is traced over them, and a light caret cell sits on the notch edge.

Page builders are drawing tools for people. Their canvases, handles, and controls become unnecessary when an agent does the work.

Delta removes that layer. The agent writes HTML, CSS, and JavaScript into WordPress pages and templates, and Delta renders them. WordPress remains the content-management layer, with the block editor available for posts and pages. The only interface is the Agent.

Why plain markup?

We chose plain markup because current models already understand it well. A page builder introduces its own object model and conventions, which the agent must learn before it can work reliably. HTML, CSS, and JavaScript require less translation, with little between the generated markup and the browser.

This gives the agent flexibility in layout composition and makes the work easier to inspect, correct, and continue across sessions. Delta supports this workflow with design systems, skills, rules, and a shared abilities surface.

Design systems

Use Delta’s seed tokens, or supply a design.md, stylesheet, or framework (ACSS, Core Framework and others). Delta applies the system through skills, rules, and validators available in every session.

Plugin compatibility

Delta works with supported plugins rather than replacing them. When a compatible plugin is active, Delta adds abilities for its specific features. Initial integrations cover custom post types and fields, forms, SEO, and WooCommerce.

What ships with v0.1.0

Delta v0.1.0 is an alpha build. This website and its demos were built with the same release.

It includes:

  • A template engine with conditions
  • WooCommerce support
  • Context for skills, rules, and memory
  • Plugin-specific abilities
  • Compatibility with MCP clients

We do not recommend using this release on production sites until the foundations have stabilized.

What comes next

Upcoming work includes scoped client access, starter sites, custom PHP abilities, broader plugin coverage, and live-page text editing.

Get Started

If you build WordPress sites, try Delta and tell us where it helps or gets in the way. The Founder’s License (lifetime, one payment) is currently available for those who want to test the project as we explore how WordPress can support agent-led site composition.

Meet Delta

Delta

The agent-first WordPress theme with built-in MCP

Your agent builds the whole site in plain HTML, CSS and JavaScript, with the block editor kept for content. Works with any MCP client.

Get Delta Read the docs