Sill Verified Customer Reviews (2026)

HubSpot AEO is an advanced answer engine optimization platform designed to help businesses succeed in the era of AI-driven search. It enables companies to understand how they appear in AI-generated answers across platforms like ChatGPT, Gemini, and Perplexity. The tool provides a visibility score that tracks how often a brand is mentioned and whether those mentions are positive, negative, or neutral. It also identifies the most relevant prompts and questions that potential customers are asking AI systems. HubSpot AEO analyzes which content sources, domains, and pages are influencing AI-generated responses. This insight helps businesses create and optimize content that increases their chances of being recommended by AI. The platform delivers actionable recommendations, such as updating existing content or creating new pages to improve visibility. Integration with HubSpot’s CRM allows for more personalized and data-driven optimization strategies. The tool is designed to be user-friendly, requiring minimal setup while delivering clear and actionable insights. It helps businesses shift from traditional SEO to a new model focused on AI-driven discovery. By understanding how AI systems evaluate and recommend content, companies can position themselves more effectively in search results. Overall, HubSpot AEO empowers businesses to increase visibility, generate more leads, and stay competitive in an AI-first digital landscape.

AthenaHQ is a platform dedicated to Generative Engine Optimization (GEO), designed to help businesses dominate AI-driven brand discovery. The platform supports real-time monitoring of brand mentions and perception in AI-generated content, enabling businesses to refine their AI strategy. AthenaHQ integrates advanced tools for competitor analysis, AI search volume tracking, and sentiment analysis, providing businesses with crucial insights to adjust and optimize their approach. By focusing on AI readability and structured data, AthenaHQ helps brands enhance their visibility across generative search engines, positioning them for long-term success as the search landscape shifts towards AI-driven discovery.

SentimentStack is an advanced AI visibility platform built to help brands understand, track, and improve how they appear across modern AI-driven search and assistant platforms. It continuously monitors brand presence across systems such as ChatGPT, Claude, Gemini, Perplexity, and Google, providing a unified view of visibility across multiple channels. The platform offers detailed analytics, including visibility scores, average rankings, prompt tracking, and competitor benchmarks, all presented in an intuitive dashboard. Users can analyze how AI engines respond to real-world queries and determine whether their brand is being recommended or overlooked. SentimentStack enables teams to run controlled experiments, allowing them to test specific changes, compare results against control groups, and measure true impact on visibility. Its knowledge context engine builds a dynamic and evolving representation of a brand, incorporating products, customer personas, competitors, and messaging guidelines. This ensures that all insights, recommendations, and analyses are grounded in accurate brand context. The platform also provides tools for citation tracking, helping users identify which sources AI engines rely on and where gaps exist. Content auditing features offer actionable recommendations to improve alignment with AI-driven search behavior. Automated alerts notify users of any drops in visibility, ranking changes, or competitor advancements. SentimentStack supports SERP tracking alongside AI monitoring, giving a complete picture of both traditional and AI-based search performance. Its reporting tools allow teams to track long-term trends and share insights across stakeholders. By combining experimentation, analytics, and automation, the platform enables continuous optimization of brand visibility. Ultimately, SentimentStack helps organizations stay ahead in a digital environment where AI-generated answers are becoming the primary source of information discovery.