# Blog - agentmarkup

> Technical writing about machine-readable websites, AI discoverability, structured data, llms.txt, and generative engine optimization.

Source: https://agentmarkup.dev/blog/

# Blog

Technical writing about machine-readable websites, AI discoverability, and structured data. Written by [Sebastian Cochinescu](/authors/sebastian-cochinescu/), Developer of agentmarkup.

## How to add llms.txt, JSON-LD, and AI crawler controls to Next.js

Use @agentmarkup/next to generate llms.txt, inject JSON-LD, manage AI crawler rules, and understand the dynamic SSR boundary in Next.js.

 March 23, 2026 · 8 min read

## When markdown mirrors help, and when they do not

A practical guide to when generated markdown mirrors add signal, when HTML is already enough, and how to avoid unnecessary downsides.

 March 20, 2026 · 7 min read

## Is your website ready for AI? Free LLM discoverability checker

Audit your website for llms.txt, JSON-LD, robots.txt, markdown mirrors, and sitemap. Free tool for e-commerce and brand websites.

 March 20, 2026 · 8 min read

## Build-time markdown mirrors for agent readability: Cloudflare comparison

Build-time markdown generation for AI readability, including when it helps and how it compares to Cloudflare runtime extraction.

 March 20, 2026 · 7 min read

## How to make your brand appear in AI conversations

Organization schema, llms.txt, and FAQ markup make your brand visible in ChatGPT, Claude, and Perplexity answers.

 March 20, 2026 · 7 min read

## Why LLM-optimized e-commerce websites sell more

Product JSON-LD, llms.txt, and AI crawler access make your store visible in AI product recommendations.

 March 20, 2026 · 8 min read

## Every AI crawler indexing your website in 2026

Complete list: GPTBot, ClaudeBot, PerplexityBot, Google-Extended, CCBot, and more. What each does and how to control access.

 March 20, 2026 · 8 min read

## JSON-LD structured data: the complete guide for web developers

Schema types, JSON-LD vs microdata, common mistakes, and build-time validation.

 March 20, 2026 · 10 min read

## What is GEO? Generative Engine Optimization explained for developers

What is real, what is hype, and what you can do today to make your site citeable by AI.

 March 20, 2026 · 7 min read

## Why llms.txt matters: making your website discoverable by AI

LLMs answer questions by synthesizing web content. llms.txt gives them a structured overview of your site.

 March 20, 2026 · 6 min read