Compare the Top Free LLM Optimization (LLMO) Software as of June 2026

What is Free LLM Optimization (LLMO) Software?

LLM optimization (LLMO) tools, which stands for Large Language Model Optimization tools, are designed to enhance the visibility and relevance of content within AI-generated responses from platforms like ChatGPT, Perplexity, Google's Gemini and Google AI Overviews, and many other LLMs. Unlike traditional SEO, which focuses on improving rankings in conventional search engines, LLMO aims to ensure that content is prominently featured in AI-generated answers. These tools help monitor and optimize how AI systems retrieve, synthesize, and present information, ensuring that brands and publishers are adequately represented or cited within AI-generated outputs. Compare and read user reviews of the best Free LLM Optimization (LLMO) software currently available using the table below. This list is updated regularly.

  • 1
    Semrush

    Semrush

    Semrush

    Semrush One is an all-in-one digital marketing platform designed to help brands win visibility across search engines, AI platforms, and emerging discovery channels. It unites traditional SEO tools with advanced AI search and GEO capabilities to measure and grow brand presence everywhere users search. The platform supports optimization across Google, ChatGPT, Perplexity, Gemini, and more from a single interface. Semrush One offers toolkits for SEO, content marketing, traffic analysis, local search, advertising, social media, AI visibility, and digital PR. Powered by one of the world’s largest AI-driven marketing databases, it delivers deep insights competitors can’t easily replicate. Enterprises and marketers use Semrush One to forecast traffic, revenue, and ROI with confidence. Trusted by millions of professionals and global brands, Semrush One acts as a central growth engine for digital visibility.
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    GEO Metrics

    GEO Metrics

    GEO Metrics

    GEO Metrics (formerly LLMO Metrics) is a platform designed to track, analyze, and optimize your brand's presence in AI-generated responses across platforms like ChatGPT, Gemini, Copilot, AI Overviews, DeepSeek, Claude, and Perplexity. Recognizing that AI is becoming the new search engine, GEO Metrics helps businesses ensure they are mentioned accurately and favorably in AI-driven queries. It offers features such as Generative Engine Optimization, which allows users to see where their brand ranks for key queries compared to competitors, with historical tracking. It also provides Answer Correction & Validation to ensure AIs provide accurate responses about your business by tracking deviations from the ground truth answers you provide. Additionally, GEO Metrics enables monitoring of how AIs rank your brand and competitors, offering insights into which web pages are used as sources for AI responses.
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    Starting Price: €80 per month
  • 3
    Rankscale

    Rankscale

    Rankscale.ai

    Rankscale.ai is the next generation platform for Generative Engine Optimization (GEO)—built to help brands, SaaS products, and digital businesses dominate visibility in AI-driven search engines like ChatGPT, AI Overviews (Google SGE), Perplexity, Claude, Mistral, and DeepSeek. Unlike legacy SEO tools stuck in the past, Rankscale is engineered for the AI-first web. It offers daily tracking of your AI search footprint, deep citation analysis (currently across ChatGPT, Perplexity, and AI Overviews), and powerful filtering, searching, and categorization of citations—so you can quickly see who’s mentioning you, where, and why.
    Starting Price: $20/month
  • 4
    Scriptbee

    Scriptbee

    Scriptbee

    Scriptbee is an AI-powered AI search optimization and analytics platform that helps businesses understand, monitor, and improve their visibility across emerging AI search and answer engines by tracking when and how often AI assistants mention their brand, measuring sentiment and share of voice, and revealing which prompts trigger visibility or gaps. It provides AI search data and performance analytics so teams can benchmark their visibility against competitors, measure trends over time, and identify prompts where they are missing critical exposure. Scriptbee also includes content gap and competitor analysis tools that pinpoint topics your competitors cover that you don’t, helping you generate or optimize content to fill those gaps and increase relevance. It tracks performance across multiple AI answer engines in a unified dashboard, shows citation sources that influence how AI systems cite content, and supplies insights that connect optimization efforts to real-world visibility.
    Starting Price: €33 per month
  • 5
    Sellm

    Sellm

    Sellm

    Sellm is the ultimate brand tracking tool for marketing teams who want complete control over their online presence. Sellm tracks and analyzes brand mentions in multiple LLM platforms, as ChatGPT, Gemini and Perplexity offering key insights for your strategy. Thanks to advanced LLM brand mention monitoring software, Sellm helps you spot opportunities, manage reputation, and stay ahead of competitors. With Sellm, your brand receives clear reports on mentions, keywords, and competitor activity. Optimize your brand visibility on LLMs and protect your brand with Sellm, the benchmark in llm brand tracking tools.
    Starting Price: $29/month
  • 6
    Mangools

    Mangools

    Mangools

    Mangools is a package of super-user friendly SEO tools to cover everything from keyword research, rank tracking to competitor analysis & backlink analysis. 1. KWFinder is one of the most popular keyword tools with accurate keyword difficulty, precise local SEO data and search engine results for more than 50k locations. 2. SERPChecker shows you search results for more than 50k locations with SERP features, their impact on the organic search results and 45 SEO metrics. 3. SERPWatcher is a rank tracker to track both mobile/desktop ranks. It comes with aggregate metrics, daily updated ranks and charts to quickly see the overall ranking progress. 4. LinkMiner lets you find the most powerful backlinks of your competitors with a preview of anchor texts on the referring website. 5. SiteProfiler is an SEO analysis tool with all the essential SEO metrics & insights under one roof. 6. Mangools AI Search Grader is a free GEO (Generative Engine Optimization) tool
    Starting Price: $29.90 per month
  • 7
    Hall

    Hall

    Hall

    Hall helps you understand and measure how your business and website appears in the millions of questions people are asking AI. Hall monitors and tracks real questions across conversational AI platforms like ChatGPT, Gemini, Google AI Overviews, Microsoft Copilot, Perplexity, Claude, and more. With Hall, you can monitor how your brand and company appears in AI conversations, see the conversations where your website is referenced and cited, and observe how autonomous AI agents are using your website.
    Starting Price: $199/month
  • 8
    Geordy

    Geordy

    Geordy

    ​Geordy is an AI-powered platform that transforms any URL into GEO (Generative Engine Optimization) ready content, fast, simple, and automated. It optimizes websites using AI technologies, enabling seamless integration with tools like ChatGPT, Perplexity, and Gemini. Geordy supports various formats, including Markdown, YAML, llms.txt, and schema.org, facilitating enhanced content structuring and discoverability. By automating the optimization process, Geordy streamlines the enhancement of web content for better performance and accessibility.
    Starting Price: Free
  • 9
    Kai

    Kai

    Kai Footprint

    Kai is a platform designed to help businesses improve their visibility across AI-driven search engines like ChatGPT. With its advanced AI brand analytics, Kai tracks brand mentions, keywords, and competitor performance, enabling companies to increase their presence in AI-generated responses. It offers insights into AI search performance, helping businesses adjust their marketing strategies and climb the rankings. With features like real-time reporting, competitor monitoring, and actionable recommendations, Kai ensures your brand is seen by the right audience in AI-powered conversations.
    Starting Price: $99/month
  • 10
    Knowatoa

    Knowatoa

    Knowatoa

    ​Knowatoa is an AI brand monitoring platform designed to help businesses understand and optimize their presence across AI-driven search services like ChatGPT, Claude, Perplexity, and Google's AI Overviews. It enables users to discover how their site ranks in AI search, ensuring that AI services correctly describe their company's products and services, consider the company positively, and rank it higher than competitors. It tracks the types of searches traditionally done against search engines and applies them to AI models, offering cross-AI model tracking without the need for users to monitor each individually. Knowatoa compares model results to a company's products and services to ensure AI models provide the best results for the business. It also allows users to list and track competitors to see how they are performing against their own AI rankings. By identifying and correcting common mistakes, such as blocking AI data collection bots, denying third-party sources, etc.
    Starting Price: $39 per month
  • 11
    LLMrefs

    LLMrefs

    LLMrefs

    LLMrefs is an AI SEO platform designed to enhance brand visibility within AI-driven search engines such as ChatGPT, Claude, Gemini, Perplexity, and Grok. It enables users to monitor how their brand is represented across these platforms, providing insights into keyword rankings and the sources AI tools reference when discussing their brand. By analyzing mentions and comparing visibility scores with competitors, LLMrefs assists users in optimizing their content for better alignment with AI search behaviors. It offers a user-friendly interface, allowing sign-ups via email, Google, or Microsoft accounts, and does not require a credit card to get started. It is trusted by SEO professionals, founders, and industry leaders seeking to adapt to the evolving landscape of AI-powered search.
    Starting Price: $79 per month
  • 12
    Omnia

    Omnia

    Omnia

    Omnia is an AI-driven brand visibility and optimization platform that helps organizations track, monitor, and improve how their website, products, and services appear in answers and citations from major AI engines like ChatGPT, Perplexity, and Google AI by querying those engines with prompts relevant to your business and analyzing what users actually see. It lets you input your brand URL, select topics and prompts to monitor, and then continuously runs those queries against multiple AI engines to gather data on citations, share of voice over time, trends, and competitor performance so you can understand not only if you’re showing up in AI responses but why, in what context, and alongside which sources. Omnia organizes visibility data hierarchically from broad topics to specific prompts, provides visual metrics such as share of voice and comparison charts, and highlights the sources driving AI mentions so you can adapt content strategy to target high-value queries.
    Starting Price: €79 per month
  • 13
    ZeroRank

    ZeroRank

    ZeroRank

    ZeroRank AI is an analytics platform designed to help brands measure and improve how they appear inside AI-generated search results such as ChatGPT, Gemini, Perplexity, and Claude. It provides a centralized dashboard that tracks where a brand is mentioned, how often it appears, and the tone or sentiment of those mentions across major AI systems. It identifies the specific prompts and questions where a company should be visible, helping teams discover new opportunities before competitors do. It also benchmarks visibility against competitors and sends alerts when rankings change, enabling faster strategic adjustments. By querying multiple AI platforms and monitoring positions, citations, and sentiment in real time, ZeroRank turns AI discovery into a measurable marketing channel. Overall, the tool is built to support content and growth strategies in the emerging landscape of AI-driven search, helping organizations optimize their presence.
    Starting Price: $76 per month
  • 14
    AI Visibility

    AI Visibility

    AI Visibility

    AI Visibility is a platform designed to enhance how brands appear across various AI platforms. It offers advanced optimization tools to ensure brands stand out in the age of artificial intelligence, delivering measurable improvements in AI-driven brand perception. The platform provides real-time brand visibility tracking, measures AI presence effectiveness, and offers AI-driven visibility improvements. Trusted by over 500 brands, AI Visibility has monitored more than 1 million AI interactions, achieving an average visibility improvement of 40%.
    Starting Price: $19/month
  • 15
    KNWN

    KNWN

    KNWN

    KNWN helps businesses understand how visible their brand is to AI tools like ChatGPT, Perplexity, Gemini, and Claude. It scans your website and shows you whether AI models can access, interpret, and recommend your content to users. You’ll get an AI Visibility Score, Audience Fit Score, and real-time analytics showing how often AI agents mention your site. If there are gaps, missing pages, unclear content, or poor structure. KNWN tells you what to fix and how. For Pro users, it also generates AI-optimized content and recommends actions to improve AI discoverability. It's ideal for founders, marketers, and agencies who care about SEO but want to go one step further: making sure their brand exists in AI conversations.
    Starting Price: $20/month
  • 16
    Brandi

    Brandi

    Brandi

    Brandi AI is an AI Visibility and Generative Engine Optimization platform built to help brands understand, track, and improve how they appear in answers generated by leading AI systems such as ChatGPT, Gemini, Claude, Perplexity, and others, essentially making brand discovery within generative AI measurable and actionable rather than invisible. It continuously monitors how often a brand is cited, recommended, or described in AI-generated responses, provides deep analytics, including AI Visibility Health Scores and Share of Voice benchmarks against competitors, and offers strategic insights to refine content, messaging, and technical structure so that digital assets are more likely to be surfaced as trusted answers in AI-driven discovery. Brandi translates raw AI output into market intelligence by identifying prompts and narrative gaps, revealing sentiment and competitive positioning, and recommending optimized content and structured formats.
  • 17
    LLMClicks.ai

    LLMClicks.ai

    LLMClicks.ai

    LLMClicks.ai is the definitive Generative Engine Optimization platform for B2B SaaS and technical agencies. We track your semantic entity citations across ChatGPT, Perplexity, and Google AI Overviews with 120-point accuracy audits. Go beyond tracking: deploy our Hallucination Detection to fix misattributed features, and use the exclusive AI Listicle Marketplace to secure placements in the exact publisher domains that train LLMs to recommend your brand.
    Starting Price: $49/month
  • 18
    Geneo

    Geneo

    Geneo

    Geneo is a platform designed to help businesses optimize their content for AI-driven search engines like ChatGPT, Perplexity, and Google AI Overview through Generative Engine Optimization (GEO) and Answer Engine Optimization (AEO). It offers real-time multi-platform monitoring of brand visibility, competitor analysis, trend insights, and performance metrics. The platform features AI-powered sentiment analysis to track brand reputation and identify positive or negative mentions across AI search results. Users can access complete query history tracking, including raw AI responses and performance comparisons over time. Geneo supports flexible workspace management for multi-brand monitoring with customizable permissions. With a free trial and scalable pricing plans, Geneo helps businesses stay ahead in AI search rankings and drive qualified traffic.
    Starting Price: $39.90/month
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