README

A Kirby CMS plugin that generates /llms.txt and /llms-sitemap.xml for AI search engines (Perplexity, ChatGPT, Claude…). Part of the rllngr plugin set.

Features

• Generates /llms.txt and /llms-full.txt in standard Markdown format
• Generates /llms-sitemap.xml in XML sitemap format
• Classic mode (direct Kirby routes) and headless mode (JSON API)
• Configurable sections with Kirby query strings or PHP callables
• Template and page exclusions with include-override
• Optional trailing slash on URLs
• Built-in caching with auto-invalidation on content changes
• Panel blueprint section (sections/llms) with description and AI instructions fields

Requirements

• Kirby 4 or 5
• PHP 8.1+

Installation

Via Composer (recommended — installs automatically into site/plugins/):

composer require rllngr/kirby-llmsizer

Manually — download or clone into site/plugins/kirby-llmsizer.

Endpoints

Configuration

In config.php:

return [
    'rllngr.kirby-llmsizer' => [
        // 'classic' or 'headless'
        'mode' => 'classic',

        // Caching
        'cache'         => true,
        'cacheDuration' => 60, // minutes

        // Trailing slash on page URLs
        'trailingSlash' => false,

        // Enable /llms-sitemap.xml (classic mode only)
        'sitemap' => true,

        // Override base URL (headless mode)
        'siteUrl' => null,

        // Exclusion rules (applied across all sections)
        'exclude' => [
            'templates' => ['error'],
            'pages'     => ['private-page'],
        ],

        // Force-include pages despite exclusion rules
        'include' => [
            'pages' => [],
        ],

        // Panel field names
        'fields' => [
            'description'  => 'llmsdescription',
            'instructions' => 'llmsinstructions',
        ],

        // Content sections
        'sections' => [
            [
                'heading'         => 'Projects',
                'pages'           => 'site.find("projects").children.listed',
                'itemDescription' => 'excerpt',
                'itemContent'     => 'text', // used in llms-full.txt
            ],
            [
                'heading'         => 'About',
                'pages'           => 'site.find("about")',
                'single'          => true,
                'itemDescription' => 'text',
            ],
        ],
    ],
];

Section options

Panel Integration

Add the section to any blueprint:

sections:
  geo:
    extends: sections/llms

This adds the llmsdescription and llmsinstructions fields to the panel page.

License

MIT — Nicolas Rollinger