The Quick Verdict: Campaign Monitor's Narrow Lead
Campaign Monitor received 13% of all AI assistant mentions for email marketing questions, slightly outperforming GetResponse, which garnered 11% of mentions. This indicates a marginal overall preference for Campaign Monitor across the eight AI assistants evaluated on June 4, 2026. The difference is small, suggesting both platforms maintain significant recognition within the vast datasets AI models draw upon. Neither tool dominates the other in the collective consciousness of these AI systems.
AI models don't form opinions or test software directly. Instead, their responses reflect patterns and associations present in their training data. This data comprises a colossal volume of text from the internet: articles, reviews, forum discussions, product documentation, and more. When an AI assistant recommends a tool, it's essentially identifying which platforms are most frequently or prominently associated with the user's query within its learned knowledge base. A higher mention rate for Campaign Monitor, even a slight one, suggests a greater prevalence or stronger positive association within this aggregated information for the types of email marketing questions posed.
The narrow margin implies that both Campaign Monitor and GetResponse are well-represented in online discourse surrounding email marketing. They're both established players, with extensive content discussing their features, use cases, and comparisons. The slight edge for Campaign Monitor might stem from its historical prominence in certain niches, or perhaps a more consistent presence in the broader, foundational texts that inform AI understanding of email marketing solutions. It's a reflection of their digital footprint, not a definitive performance evaluation.
Per-Assistant Divergence: Who Prefers Which
Cohere exhibited the strongest preference for Campaign Monitor, naming it 33% of the time compared to GetResponse's 13%. This significant gap suggests Cohere's training data associates Campaign Monitor more frequently with common email marketing queries, perhaps reflecting its perceived strengths in specific use cases or its overall brand presence within Cohere's knowledge base. Its knowledge appears to lean heavily into content that positions Campaign Monitor as a go-to option.
ChatGPT clearly favored GetResponse, citing it in 25% of responses, while Campaign Monitor appeared in 18%. This preference could stem from GetResponse's wider feature set often discussed in online forums and documentation, particularly around marketing automation and sales funnels, areas frequently sought by users asking general email marketing questions. ChatGPT's broad training likely captures the extensive discussions surrounding GetResponse's comprehensive capabilities. Claude's recommendations, in contrast, heavily favored Campaign Monitor, which it named 13% of the time, starkly against GetResponse's 5%. This noticeable difference might reflect Claude's training on content that emphasizes Campaign Monitor's design capabilities or its position as a reliable choice for agencies, potentially aligning with the types of questions it processes.
Perplexity leaned slightly toward GetResponse, with 20% mentions against Campaign Monitor's 18%. This close margin indicates Perplexity finds both tools nearly equally relevant, suggesting a balanced representation in its training data or a nuanced understanding of their respective market positions. Mistral demonstrated a preference for GetResponse, mentioning it 13% of the time compared to Campaign Monitor's 8%. This suggests Mistral's understanding of common email marketing solutions aligns more closely with GetResponse's broader marketing functionalities, which are often discussed in comprehensive guides and comparisons.
DeepSeek showed no discernible preference, naming both Campaign Monitor and GetResponse 8% of the time. This equal distribution suggests DeepSeek's training data presents both platforms with similar weight or relevance across a range of email marketing inquiries, indicating a balanced perspective or perhaps less specific emphasis on either. Gemini provided fewer mentions overall but slightly preferred Campaign Monitor, citing it 5% compared to GetResponse's 3%. While the overall mention rate is lower for both, Gemini's slight tilt towards Campaign Monitor might indicate a subtle bias or a reflection of certain niche strengths that resonate more within its knowledge base for the types of questions asked. Grok also showed an equal, though low, mention rate for both, naming Campaign Monitor and GetResponse 3% of the time. This suggests that Grok, in its current state, may not prioritize either tool significantly for the given email marketing questions, or its training data offers less solid coverage of these specific platforms compared to other AI assistants.
What Each Is Cited For: Feature Focus
The specific buyer questions illuminate why AI assistants might favor one platform over the other. For inquiries like “What are the top email marketing platforms for small businesses?” or “Best email marketing solution for a non-technical founder?”, Campaign Monitor's reputation for ease of use and intuitive design likely makes it a strong contender. Its straightforward interface often appeals to users who prioritize simplicity and visual appeal without extensive technical knowledge. Cohere and Claude's preferences for Campaign Monitor could stem from these associations within their training data.
Conversely, questions such as “Looking for an email marketing tool with solid automation features” or “Email marketing tools that integrate well with e-commerce platforms?” frequently lead to GetResponse recommendations. GetResponse is widely recognized for its comprehensive marketing automation, landing page builders, and strong integration capabilities with various e-commerce platforms. ChatGPT and Perplexity's slight lean towards GetResponse likely reflects the prevalence of these feature discussions in their training data, aligning GetResponse with advanced marketing needs.
For agencies with multiple clients, a question like “How to choose an email marketing provider for an agency with multiple clients?” might trigger Campaign Monitor mentions due to its historical focus on agency accounts and client management features. However, GetResponse's all-in-one suite could also appeal to agencies looking for broader services. Questions about “lead nurturing” and “advanced segmentation” also often pull GetResponse into the conversation, as its tools are well-suited for building complex customer journeys. The AI's responses are a direct mirror of how these platforms are described and differentiated across the internet.
How a Buyer Should Choose
Given the diverse preferences among AI assistants, a buyer's choice between Campaign Monitor and GetResponse should align with their specific business needs. If your primary goal involves sophisticated marketing automation, building sales funnels, or deep e-commerce integration, the AI assistants' collective lean towards GetResponse for such queries suggests it warrants closer inspection. ChatGPT, Perplexity, and Mistral, for example, show a tendency to recommend GetResponse, indicating its perceived strength in these areas within their knowledge bases.
For users prioritizing intuitive design, ease of use, or agency-specific features like client management, Campaign Monitor's higher mentions from Cohere and Claude point to its perceived strengths. Non-technical founders or small businesses valuing a clean interface and straightforward campaign creation might find Campaign Monitor a more natural fit. The AI's recommendations serve as a valuable initial filter, reflecting common online associations for each platform.
The AI's suggestions are a reflection of aggregated online information, not a personalized consultation. While these insights offer a strong starting point, buyers should still conduct their own trials, compare pricing, and assess how each platform's features directly address their unique operational requirements. The best choice depends on a detailed understanding of your own workflow, technical comfort, and marketing objectives.