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Best Technical GEO Tools for 2025 (AI Search Optimization)

Published on April 28, 2025

min read

AI SEO Optimization: Best Technical GEO Tools for 2025

Table of Contents

Over the years, businesses and content teams have focused on SEO, optimizing their websites to rank well on Google and other search engines. However, as we know, search is evolving very fast.

With the rise of large language models (LLMs), users are shifting away from traditional search engines and relying more on AI-driven search platforms. This shift means traditional SEO strategies alone cannot keep your site visible. This is where Generative Engine Optimization (GEO) comes in—an approach for making your content AI-search-optimized.

In this AI SEO blog, we’ll introduce you to GEO and explore the best technical GEO AI tools to make your site AI-search-friendly.

What is Generative Engine Optimization (GEO)?

GEO is a new approach to digital content optimization for AI search platforms like ChatGPT, Perplexity, and Gemini.

Unlike traditional SEO, which focuses on keywords and ranking in search results, GEO ensures that LLMs can easily access, interpret, and feature your content in their responses to users’ searches.

For example, if someone asks, “How do I get my website featured on AI search engines?” GEO-optimized content with clear, well-structured, and authoritative information could be the one ChatGPT cites (or one of the citations).

Some LLMs, like Perplexity and Gemini, use real-time search integrations, while others, like ChatGPT, rely on trained data with limited or delayed retrieval. GEO aims to make your content accessible either during training or via live citations, depending on the platform.

Example of GEO and AIO optimized content get featured on ChatGPT search results.

In essence, generative engine optimization is about making your content AI-search-friendly, focusing on clarity, relevance, and user intent over traditional keyword tactics.

SEO vs. GEO: Their Key Differences

Both SEO and GEO share the same end goal of helping users find relevant, credible content. However, they achieve this through entirely different mechanisms. Let’s look at the key differences in how traditional search engines and generative AI platforms generate responses.

Key differences between SEO and GEO optimizations

The Ranking vs. Retrieval Process

In SEO, websites compete for rankings based on algorithms that evaluate relevance, authority, content quality, and user engagement—Google’s bots crawl, index, and rank pages according to these factors.

In contrast, LLMs and generative AI search engines retrieve and present content that best matches the query context—often with no fixed “ranking” but based on how well the content answers the question.

Search Queries vs. AI Prompts

Keywords and search intent are at the core of SEO. Marketers conduct keyword research to understand users’ needs and optimize content around those terms. Matching their intent (whether informational, transactional, or navigational) is key to ranking higher.

Instead of targeting matching keywords, AI platforms rely on natural language processing (NLP) and prompts to understand users’ queries and provide relevant, conversational responses.

Authority and Credibility

Search engines like Google prioritize authoritative sites with strong backlink profiles. So, sites with well-cited sources, expert authorship, and high engagement tend to perform better.

In contrast, GEO prioritizes factual accuracy and clarity over backlinks so that large language models (LLMs) like ChatGPT and Perplexity can confidently retrieve and present it.

Content Format and Presentation

In SEO, content needs to be optimized for users and search engines. This includes using proper heading structures, internal linking, image alt text, and structured data markup to enhance search visibility.

In GEO, the focus is on clear, concise, and structured content that directly answers questions. Bullet points, FAQ sections, and summaries work well here because AI can extract and present them quickly.

Long-Term Strategy and Future-Proofing

SEO is a long-term game that evolves with search behavior and Google’s algorithm updates. So, websites must continuously adapt by improving technical SEO, updating content, and following SEO best practices to maintain rankings.

AI-powered search is gaining more ground, so businesses must align and future-proof their strategy with GEO. However, properly structuring content for machine comprehension rather than just human readability is the challenge.

And these are only some of the major differences. For more details, head over to our Traditional Search vs. AI-Powered Search Explained blog.

The Best GEO AI Tools to Optimize Your AI SEO Performance

The following AI optimization tools will ensure that generative models can find, understand, and retrieve your content when users ask related questions.

1. Prerender.io

Prerender.io is one of the best GEO AI tools

Like traditional search crawlers, AI crawlers often struggle to execute JavaScript, which can prevent them from processing and rendering JS-based content. However, Prerender.io solves this by generating fully rendered HTML versions of your pages, ensuring better visibility for AI crawlers and traditional search engines.

Key Features:

  • Pre-renders dynamic web pages for better GEO/AIO and SEO visibility.
  • Headless browsing-based pre-rendering to fix indexing delays.
  • Optimized caching system for improved Core Web Vitals.
  • Seamless integration with major JavaScript frameworks, such as ReactJS, AngularJS, and VueJS.
  • Customizable caching rules for enhanced site performance.
  • Flexible and scalable API solution for easy custom workflow integration.
  • Features a keyword rank tracker, SEO scoring, and an ROI calculator.

Why Does Prerender.io Stand Out?

Unlike other GEO AI tools, Prerender.io optimizes your JS rendering so AI crawlers can find and feature you. Our plug-and-play setup works across multiple frameworks, making integration seamless.

Also, by pre-rendering pages server-side, Prerender.io enhances SEO performance—a crucial factor in generative engine optimization—leading to increased organic traffic and revenue. In fact, one of our customers sees a significant impact on their traffic after adopting Prereder.io and adding the ChatGPT user agent to their account, resulting in around a 300% increase in referral traffic from the ChatGPT AI search results.

A customer case study showcasing how Prerender.io increases traffic coming in from ChatGPT

Resource: See Why AI Crawlers Struggle to Render JavaScript

Do AI-based search engines have crawlers? When we refer to AI crawlers, we mean the systems or APIs used by AI models (like Bing-powered integrations) to access or retrieve live data—not traditional bots like Googlebot.

2. HubSpot’s AI Search Grader

HubSpot AI search grader

AI Search Grader is a powerful free tool that analyzes your site’s visibility in AI search tools. It reveals how AI models view and perceive your products or services, and highlights areas for improvement.

Key Features

  • Assesses and provides quick snapshots of brand performance across AI search engines.
  • Analyzes AI-generated responses to gauge brand perception.
  • Compares brand visibility with competitors in key search queries.
  • Identifies success areas and opportunities for improvement.

Why Does AI Search Grader Stand Out?

HubSpot’s AI Grader simplifies content optimization for AI-driven search. It automates prompt creation, provides actionable insights, and requires no prior, extensive AI expertise. Plus, it’s free and available worldwide.

3. Ahrefs AI Content Helper

Ahrefs AI content helper

Ahrefs AI Content Helper offers advanced search intent analysis and competitive benchmarking for top-performing content.

Key Features:

  • All-in-one solution for keyword research, content drafting, optimization, and performance tracking.
  • Analyzes top-ranking pages to reveal Google’s content preferences for target keywords.
  • Helps align content with user intent for better search visibility.
  • Uses AI to identify core topics related to target keywords.
  • Offers competitor insights, including full HTML access, to refine content structure and formatting.
  • Ensures comprehensive topic/content coverage for stronger SEO results.

Why Does AI Content Helper Stand Out?

Unlike tools emphasizing keyword density, AI Content Helper prioritizes topic optimization—delivering thorough, high-quality content without keyword stuffing or score manipulation.

4. Frase

Frase

Frase is an AI-powered content optimization tool that combines research, writing, and SEO in an intuitive editor. Its AI writer and editor help you create high-quality, search-friendly articles while optimizing keywords and answering common questions—key factors for good placements in generative search results.

Key Features:

  • End-to-end SEO workflow from research to optimization.
  • Automated content audits and prioritization using SERP and competitor analysis data.
  • AI-powered comprehensive content editor for seamless writing and optimization.
  • Customizable tools for efficiency like Outline Builder and Automatic Content Briefs.
  • Supports multiple languages for global accessibility.

Why Does Frase Stand Out?

Frase blends writing and SEO, allowing real-time optimization as you create. Its AI Article Agent automates AI-search-friendly content, while proprietary topic modeling enhances search relevance and rankings.

5. Surfer

Surfer

Surfer is a cloud-based tool that combines AI-based insights with SEO practices to streamline research, content creation, and optimization. It provides structured guidelines on keywords, content length, and SEO factors to improve visibility across both search engines and AI systems.

Key Features:

  • Provides real-time SEO suggestions for content structure, keyword density, and optimization.
  • Analyzes SERPs to deliver detailed keyword insights.
  • Evaluates existing content and provides actionable suggestions for improvement. 
  • Features both AI Detector and AI Humanizer tools.
  • Supports keyword research for content creation (though less extensive than Ahrefs).
  • Integrates with platforms like WordPress and Google Docs.

Why Does Surfer Stand Out?

Surfer stands out for its comprehensive content optimization, seamless UX, and advanced SERP analysis, helping to refine your GEO strategy effectively.

How to Position Your Website for GEO and AI Search Success

GEO is still a foreign concept to many businesses, meaning there’s a golden opportunity to get ahead before the competition catches on. Now that you know some of the tools, here’s how you can successfully optimize your content for AI search engines:

1. Create High-Quality, Relevant Content

Generative search tools prioritize content that is comprehensive, informative, and directly aligned with user intent. To optimize for AI search algorithms:

  • Write well-researched content that fully answers user queries.
  • Avoid fluff and focus on delivering value in a clear, concise manner.
  • Use natural, conversational language that mirrors how people search.
  • Incorporate first-hand expertise, case studies, real-world examples, and unique insights.

Related: Discover How to Make Your AI-Generated Content Indexed Faster

2. Build Depth With Topical Authority

The more depth and expertise you show, the more likely AI search engines will surface your content when users ask questions in your niche.

  • Create content clusters around core subjects relevant to your industry.
  • Help AI crawlers (and readers) navigate your content by linking related articles.
  • Update your old content with new stats, trends, or insights to maintain freshness.
  • Engage in industry conversations through authoritative publications.

3. Focus on User Experience

Like traditional search engines, generative search tools prioritize websites, offering a seamless user experience. Improve your engagement and accessibility by:

  • Pre-rendering your JS-heavy site with Prerender.io for fast-loading pages.
  • Enhancing site navigation for easy content discovery.
  • Prioritizing mobile-friendliness. Ensure your site adjusts to any screen size for a smooth mobile experience.
  • Reducing intrusive ads, pop-ups, and disruptive elements.
  • Encouraging user interactions through well-placed CTAs.

4. Structure Your Content for AI

AI models need clear structures to understand and generate responses effectively. Here’s how to do it: 

  • Use clear headings, subheadings, and short paragraphs.
  • Format content with bullet points, tables, and numbered lists where relevant.
  • Implement schema markup (FAQ, how-to guide, etc.) to help AI categorize information.
  • Provide direct answers at the start of sections to increase the chances of being cited in AI-generated summaries.

5. Maintain Consistent Brand Information

Since AI search engines pull data from multiple sources, your brand’s consistency is crucial. Here’s how to ensure that:

  • Standardize your business details everywhere. Your name, address, phone number, and branding elements (like your logo) should be uniform across all platforms.
  • Monitor and update your social media profiles, directories, and knowledge panels.
  • Encourage reputable mentions from trusted sources, even without backlinks.
  • Maintain a strong industry listing presence, if applicable. For example, an up-to-date presence on G2 can boost your credibility in AI search if you’re a software company.

6. Leverage Technical SEO Practices

Technical SEO remains a cornerstone of both traditional and AI search optimization. A technically sound site ensures AI can access, understand, and retrieve your content effectively. Some of the best practices include:

  • Ensuring proper indexing and crawlability through robots.txt and XML sitemaps. Use technical SEO tools like Google Search Console to spot and fix crawlability issues.
  • Implementing canonical tags to prevent duplicate content issues.
  • Optimizing internal linking structures to strengthen your topical relevance.
  • Using hreflang tags for multilingual content targeting (to ensure AI shows the right version to the right users).

Optimize Your Website for AI Search Engines With Prerender.io

GEO isn’t a passing trend—it’s the next content optimization phase, and it’s already happening. To succeed, you need the right mix of tools and approaches.

The tools we’ve covered can help you optimize content more effectively. Where HubSpot’s AI Search Grader reveals your site’s AI search visibility, Ahrefs AI Content Helper ensures your content is comprehensive and matches search intent. Also, Frase and Surfer help you create structured, search-friendly content that aligns with AI systems.

Even the best content won’t surface if it’s unreadable to AI-enhanced platforms. Tools like Prerender.io offer dynamic rendering that ensures your JS-heavy content can be seen and understood by search engines and emerging AI models.  

By installing Prerender.io and adding the AI bot to your configuration, you can enjoy a significant increase in AI referral traffic. Start optimizing with Prerender.io today to AI-proof your digital presence.

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