Customer success platforms · November 2026 Edition
ChurnZero vs Gainsight Customer Success
Eleven of fourteen models named ChurnZero first on the direct prompt; one named Gainsight Customer Success. Both were named by all fourteen models and ChurnZero carries 63 labels and Gainsight Customer Success 64, so the shares are not directly comparable.
Named in four categories this edition.
Named in one category this edition.
First-choice share47%4%Of first choices across the direct, paraphrase, budget and scale prompts, 0 to 100.
Negative rate21%58%Negative labels as a share of the product's labels, 0 to 100.
Rank in category#1#5A position in a field of 9; printed, not drawn.
Labels6364A count; the two differ.
The two percentage rows are drawn on one 0 to 100 track, ChurnZero reading right to left. Rank and label count are printed, not drawn.Vitally was named alongside these two in thirteen of the fourteen direct answers. ChurnZero vs Vitally · ChurnZero vs HubSpot Service Hub · ChurnZero vs Custify
Share is the count of first choices across the direct, paraphrase, budget and scale prompts over all fourteen models, for a mid-market B2B company; rank is within the category; every quote names the model and the prompt it came from. Both figures come from the customer success platforms page.
By framing
How many of the fourteen models made each the first choice, per way of asking, and how many argued against it.
ChurnZeroFirst choices, of fourteen modelsGainsight Customer Success
Direct1116 against Gainsight Customer Success
Paraphrase1216 against Gainsight Customer Success
Comparative09
Budget-constrained005 against ChurnZero · 6 against Gainsight Customer Success
Scale-constrained306 against Gainsight Customer Success
Negative008 against ChurnZero · 13 against Gainsight Customer Success
Bars are first choices, 0 to 14 each sideModels that argued againstA model can name both, so the two sides of a row do not sum to fourteen.
Across every category in the November 2026 Edition, ChurnZero and Gainsight Customer Success were named in the same answer 148 times, of the 256 answers naming ChurnZero and the 181 naming Gainsight Customer Success. In those answers Gainsight Customer Success took the first choice fifty-one times and ChurnZero twenty-four.
Every model, every framing
The eighty-four answers behind the chart above, one cell each: where ChurnZero and Gainsight Customer Success stood in it.
| Model | Direct | Paraphrase | Comparative | Budget-constrained | Scale-constrained | Negative |
|---|---|---|---|---|---|---|
| Claude Haiku 4.5 | | | | |||
| GPT-5.4 mini | | | | | | |
| Gemini 3.5 Flash | | | | | | |
| Perplexity Sonar | | | | | | |
| Grok 4.20 | | | | | | |
| Mistral Small | | | | |||
| DeepSeek V4 Flash | | | | | | |
| Llama 4 Maverick | | | | |||
| Qwen 3.7 Flash | | | | | | |
| Kimi K2 | | | | | | |
| GLM 4.7 FlashX | | | | | | |
| MiniMax M2.5 | | | | |||
| GPT-6 Luna | | | | | ||
| Muse Glimmer 30B | | | | | |
ChurnZero Gainsight Customer Success first choice named as an alternative argued againstblank: not namedEach cell is one answer, ChurnZero on the left and Gainsight Customer Success on the right.The direct prompt
The plain question, one answer per model, grouped by where ChurnZero and Gainsight Customer Success stood in it.
Both were the first choice
1 of 14 modelsThe answer named them together, and the judge labeled each a first choice.GPT-5.4 miniChurnZero, Gainsight Customer Success alternatives: HubSpot Customer Success Workspace, Totango, Vitally
ChurnZero first, Gainsight Customer Success not the choice
10 of 14 modelsGainsight Customer Success was named in the answer but not as the choice, or not at all.Gemini 3.5 FlashChurnZero alternatives: ClientSuccess, Planhat, Totango, Vitally
Perplexity SonarChurnZero alternatives: Planhat, Vitally
Grok 4.20ChurnZero alternatives: Planhat, Vitally
Mistral SmallChurnZero alternatives: HubSpot Service Hub, Planhat, Vitally
DeepSeek V4 FlashChurnZero, ClientSuccess alternatives: Planhat, Vitally
Llama 4 MaverickChurnZero alternatives: Custify, Vitally
Kimi K2ChurnZero alternatives: Planhat, Vitally
GLM 4.7 FlashXChurnZero alternatives: Planhat, Skalin, Totango, Vitally
MiniMax M2.5ChurnZero, Planhat alternatives: Catalyst, Skalin, Totango, Vitally
Muse Glimmer 30BChurnZero alternatives: ClientSuccess, Planhat, Vitally
Neither was the first choice, one was named
2 of 14 modelsThe answer put something else first and named one of the two as an alternative.Qwen 3.7 FlashVitally alternatives: ChurnZero, Planhat, Totango
GPT-6 LunaVitally alternatives: ChurnZero, Planhat
Neither was named
1 of 14 modelsThe answer made no first choice from these two in this category.Claude Haiku 4.5no first choice
Bold names in an answer are the products the judge labeled a first choice; a model naming several gives each of them that label. The full answer text for every row is in the record.
By buyer segment
The same question asked on behalf of a different buyer. Each standing is computed within its segment and they are never added together. The figures above are the mid-market standing, which is the one the category orders by.
Small business
ChurnZero leads by three points.
ChurnZero3%#7 of 10Gainsight Customer Success0%#10 of 10Mid-marketThe figures above
ChurnZero leads by forty-four points.
ChurnZero47%#1 of 9Gainsight Customer Success4%#5 of 9Enterprise
The order flips: Gainsight Customer Success leads at enterprise.
Gainsight Customer Success65%#1 of 9ChurnZero4%#4 of 9What the models said about ChurnZero
Every negative label with a quote, up to three, then the highest-weighted positives, up to three. Five of six in this category shown.
“Avoid Gainsight, ChurnZero, and similar enterprise-focused tools at this stage” Perplexity Sonar · budget prompt · hard negative
“platforms to avoid or be cautious about are: ... ChurnZero” Llama 4 Maverick · negative prompt · hard negative
“Mid-market teams needing fast deployment and strong CSM productivity | Weeks | Strong real-time analytics, in-app messaging, and churn prediction; widely adopted” GLM 4.7 FlashX · scale prompt · first choice
“Strong for real-time alerts, health scoring, and playbooks. Great for mid-market SaaS with usage data. Highly rated for usability and churn reduction.” Grok 4.20 · scale prompt · first choice
“I'd generally recommend ChurnZero if your top priority is fast time-to-value, easier admin, and strong customer-health / retention workflows” GPT-5.4 mini · paraphrase prompt · first choice
What the models said about Gainsight Customer Success
Every negative label with a quote, up to three, then the highest-weighted positives, up to three. Six of eight in this category shown.
“Consider only if you have dedicated admin resources and a clear implementation plan. Many experienced CSMs actively dislike it.” Kimi K2 · negative prompt · hard negative
“Avoid Gainsight if you have fewer than 10 Customer Success employees and no dedicated Ops person.” Qwen 3.7 Flash · negative prompt · hard negative
“Avoid Gainsight, ChurnZero, and similar enterprise-focused tools at this stage” Perplexity Sonar · budget prompt · hard negative
“A mature, feature-deep enterprise suite with health scores, playbooks, and journey orchestration, recognized as a Gartner Magic Quadrant leader” Claude Haiku 4.5 · comparative prompt · first choice
“Widely considered the industry standard for enterprise customer success. It is highly robust but also complex to implement.” Qwen 3.7 Flash · comparative prompt · first choice
“Gainsight - Industry-leading customer success platform with strong analytics, health scoring, and automated workflows.” Claude Haiku 4.5 · paraphrase prompt · first choice
Also compared
ChurnZero vs VitallyChurnZero vs HubSpot Service HubChurnZero vs CustifyChurnZero vs PlanhatChurnZero vs TotangoChurnZero vs ClientSuccessVitally vs Gainsight Customer SuccessHubSpot Service Hub vs Gainsight Customer SuccessCustify vs Gainsight Customer SuccessGainsight Customer Success vs PlanhatGainsight Customer Success vs TotangoGainsight Customer Success vs ClientSuccessAll twenty-eight head-to-head pages and the full customer success standing
Comparisons are drawn for the top eight products in each category, each against each. The output is the models' output; nothing here is a recommendation by the index.