Neurobird Blog

GEO & AI Search — Research, Guides & Data

Everything you need to get cited by ChatGPT, Perplexity, Gemini, Claude, and Grok in 2026. Practical guides backed by real data.

GEO generative engine optimization dashboard
Guide

What Is GEO (Generative Engine Optimization)? The 2026 Guide

GEO is the practice of optimizing websites to be cited by AI engines. Here's exactly how it differs from SEO, what signals matter, and how to get started.

May 2026 · 8 min read
llms.txt file format in a code editor
Technical

What Is llms.txt and Does Your Website Need One?

llms.txt is a Markdown file that tells AI models who you are and what to cite. Here's what it is, how to write one, and whether it actually works.

May 2026 · 6 min read
ChatGPT search retrieval flow diagram
Platform Guide

How to Rank in ChatGPT Search in 2026

ChatGPT uses Bing + real-time browsing. The signals that determine whether you get cited are different from Google. Here's what actually works.

May 2026 · 7 min read
Perplexity AI citation freshness chart
Platform Guide

How to Rank in Perplexity AI in 2026

Perplexity is the fastest-growing AI search engine. 82% of its citations are content from the last 30 days. Here's how to dominate it.

May 2026 · 7 min read
Claude Anthropic Brave Search citation flow
Platform Guide

How to Get Cited by Claude (Anthropic) in 2026

Claude's web retrieval runs on Brave Search with 86.7% citation overlap. Here's the exact path to getting your site cited by Anthropic's AI.

May 2026 · 6 min read
Complete table of AI crawler bots for robots.txt in 2026
Technical

The Complete robots.txt Guide for AI Bots in 2026

35+ AI crawlers are actively indexing the web in 2026. Most websites allow fewer than half of them. Here's the complete list and the right configuration.

May 2026 · 5 min read
GEO vs SEO vs AEO comparison diagram
Explainer

GEO vs SEO vs AEO: What's the Difference in 2026?

Three acronyms, three different strategies. Here's a clear breakdown of what each means, how they overlap, and which one to prioritize for your business.

May 2026 · 5 min read
Schema markup AI citation lift chart 2026
Technical

Schema Markup for AI Citations: The 8 Types That Actually Work in 2026

FAQPage gets 4.2× more Perplexity citations. SoftwareApplication gets +33% Gemini citations. Here are the 8 schema types with the highest AI citation ROI.

May 2026 · 9 min read