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SoulEngine Labs Blog

Insights on AI search & visibility

Practical guides, research, and tactics for ranking in the age of AI-powered search.

Featured

How AI Models Actually Rank Your Content in 2025

Most SEO advice is written for Google. But AI ranking works differently — here's what actually matters when ChatGPT, Perplexity, and Claude decide whose content to cite.

SoulEngine Labs
May 12, 2025
6 min read
AI Ranking
Technical SEO

Schema Markup Is Your Secret Weapon for AI Search

Structured data was always important for Google. For AI models, it's becoming essential. Here's exactly which schema types matter most and how to implement them.

Apr 28, 2025
8 min read
AI Ranking

The Complete Guide to Ranking in Perplexity AI

Perplexity is the fastest-growing AI search engine. It cites sources aggressively and rewards a very specific type of content. Here's the playbook.

Apr 15, 2025
7 min read
Strategy

The 20-Point AI Content Audit Checklist

Before you create new content, audit what you have. This checklist covers every signal that matters for AI ranking — work through it once and you'll know exactly where to focus.

Mar 30, 2025
5 min read
Strategy

Entity-Based SEO: The Foundation of AI Visibility

Keywords are fading. Entities — the people, places, concepts, and organizations that AI models understand — are the new currency of search visibility.

Mar 10, 2025
9 min read
AI Ranking

5 Proven Tactics to Get Your Brand Cited by ChatGPT

Getting cited by ChatGPT isn't luck. There are specific content characteristics that correlate strongly with ChatGPT citations. Here are the five that matter most.

Feb 20, 2025
6 min read