Best Free Generative Engine Optimization (GEO) Tools of 2025

HubSpot has introduced the AI Search Grader, a complimentary tool aimed at assisting brands in comprehending and improving their visibility in AI-driven search platforms. By examining the presence of your brand in AI search results, it generates insights regarding brand sentiment and share of voice, resulting in a detailed score that indicates overall performance. This evaluation empowers marketers, SEO specialists, entrepreneurs, and blog managers to pinpoint aspects that require enhancement, refine their strategies, and boost brand visibility, user traffic, overall awareness, and sales figures. At present, the AI Search Grader assesses outcomes from GPT-4o, with intentions to expand its evaluations to include additional AI search engines in the future. The tool remains free to utilize, allowing users to evaluate their own brand or those of competitors within their field to measure performance and visibility effectively. As the trend shifts towards AI search engines such as ChatGPT and Perplexity for information retrieval, it becomes crucial for brands to adapt their strategies and embrace innovative approaches beyond conventional search techniques. This shift signifies a transformative moment in digital marketing, where leveraging AI tools will be essential for maintaining a competitive edge.

AI Visibility serves as a comprehensive solution aimed at amplifying brand presence across a multitude of AI platforms. By utilizing sophisticated optimization tools, it guarantees that brands can distinguish themselves effectively in the realm of artificial intelligence, resulting in quantifiable advancements in how they are perceived by AI systems. The platform not only tracks brand visibility in real-time but also evaluates the efficacy of AI presence, providing targeted enhancements for visibility. With the confidence of over 500 brands, AI Visibility has successfully analyzed over 1 million AI interactions and has reported an impressive average increase in visibility of 40%. Moreover, it continues to evolve, adapting to the dynamic landscape of AI to ensure brands remain at the forefront of consumer recognition.