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Index Customer Customer success › Skalin vs ClientSuccess
Customer success platforms · September 2026 Edition

Skalin vs ClientSuccess

Zero of twelve models named Skalin first on the direct prompt; one named ClientSuccess. Skalin was named by seven of the twelve models and ClientSuccess by eleven and Skalin carries 14 labels and ClientSuccess 35, so the shares are not directly comparable.

Skalin

accepted challenger

Named in two categories this edition.

ClientSuccess

accepted challenger

Named in one category this edition.

First-choice share4%2%Of first choices across the direct, paraphrase, budget and scale prompts, 0 to 100.
Negative rate7%14%Negative labels as a share of the product's labels, 0 to 100.
Rank in category#6#7A position in a field of 10; printed, not drawn.
Labels1435A count; the two differ.
The two percentage rows are drawn on one 0 to 100 track, Skalin reading right to left. Rank and label count are printed, not drawn.ChurnZero was named alongside these two in twelve of the twelve direct answers. ChurnZero vs Skalin · ChurnZero vs ClientSuccess · Vitally vs Skalin

Share is the count of first choices across the direct, paraphrase, budget and scale prompts over all twelve 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 twelve models made each the first choice, per way of asking, and how many argued against it.
SkalinFirst choices, of twelve modelsClientSuccess
Direct011 against Skalin
Paraphrase00
Comparative00
Budget-constrained102 against ClientSuccess
Scale-constrained10
Negative203 against ClientSuccess
Bars are first choices, 0 to 12 each sideModels that argued againstA model can name both, so the two sides of a row do not sum to twelve.

Across every category in the September 2026 Edition, Skalin and ClientSuccess were named in the same answer fourteen times, of the 25 answers naming Skalin and the 95 naming ClientSuccess. In those answers ClientSuccess took the first choice two times and Skalin two.

Every model, every framing

The seventy-two answers behind the chart above, one cell each: where Skalin and ClientSuccess stood in it.
ModelDirectSKParaphraseSKComparativeSKBudget-constrainedSKScale-constrainedSKNegativeSK
Claude Haiku 4.5
GPT-5.4 mini
Gemini 3.5 FlashSKSK
Perplexity Sonar
Grok 4.1 FastSKSK
Mistral SmallSK
DeepSeek V4 FlashSKSK
Llama 4 Maverick
Qwen 3.7 FlashSK
Kimi K2SKSKSK
GLM 4.7 FlashX
MiniMax M2.5
SK Skalin ClientSuccessSK first choiceSK named as an alternativeSK argued againstblank: not namedEach cell is one answer, Skalin on the left and ClientSuccess on the right.

The direct prompt

The plain question, one answer per model, grouped by where Skalin and ClientSuccess stood in it.

ClientSuccess first, Skalin an alternative

1 of 12 modelsSkalin was named in the answer but not as the choice, or not at all.
Qwen 3.7 FlashChurnZero, ClientSuccess alternatives: Skalin

Neither was the first choice, one was named

6 of 12 modelsThe answer put something else first and named one of the two as an alternative.
Perplexity SonarChurnZero alternatives: ClientSuccess, Gainsight, Planhat, Vitally
Grok 4.1 FastChurnZero alternatives: ClientSuccess, Custify, Gainsight, Planhat, Vitally
Mistral SmallChurnZero, Vitally alternatives: ClientSuccess, Custify, Gainsight, Planhat
Llama 4 MaverickChurnZero alternatives: ClientSuccess, Planhat, Vitally
Kimi K2ChurnZero alternatives: ClientSuccess, Custify, Planhat, Vitally
MiniMax M2.5ChurnZero, Vitally alternatives: ClientSuccess, Planhat

Neither was named

5 of 12 modelsThe answer made no first choice from these two in this category.
Claude Haiku 4.5Vitally alternatives: ChurnZero, Custify, Totango
GPT-5.4 miniChurnZero alternatives: Gainsight, Totango
Gemini 3.5 FlashVitally alternatives: ChurnZero, Planhat, Totango
DeepSeek V4 FlashVitally alternatives: Catalyst, ChurnZero, Planhat
GLM 4.7 FlashXVitally alternatives: ChurnZero, Custify, Planhat

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
ClientSuccess leads by five points.
ClientSuccess5%#4 of 9
Skalin0%#– of 9
The full small business standing →
Mid-marketThe figures above
The order flips: Skalin leads at mid-market.
Skalin4%#6 of 10
ClientSuccess2%#7 of 10
The full mid-market standing →
Enterprise
Skalin leads by five points.
Skalin5%#– of 7
ClientSuccess0%#7 of 7
The full enterprise standing →

What the models said about Skalin

Every negative label with a quote, up to three, then the highest-weighted positives, up to three. Four of five in this category shown.

“Skalin claims #1 on Capterra/G2 (4.92/5), but lower visibility/scale vs. leaders.” Grok 4.1 Fast · direct prompt · soft negative
“Custify and Skalin offer the best balance of dedicated customer success features and affordability” Mistral Small · budget prompt · first choice
“Vitally, ChurnZero, Catalyst, Custify, Skalin | Highly Recommended.” Gemini 3.5 Flash · scale prompt · first choice
“| Skalin | 4.90/5 | Top-rated for 5 years straight |” DeepSeek V4 Flash · negative prompt · first choice

What the models said about ClientSuccess

Every negative label with a quote, up to three, then the highest-weighted positives, up to three. Six of eight in this category shown.

“ClientSuccess has received several concerning reviews highlighting: Limited customization... Poor customer service” MiniMax M2.5 · negative prompt · hard negative
“What to Avoid on a Budget ... generally not where you should start” DeepSeek V4 Flash · budget prompt · hard negative
“Avoid: Gainsight, ClientSuccess, Salesforce Service Cloud” GLM 4.7 FlashX · negative prompt · hard negative
“Start with ChurnZero or ClientSuccess demos—they're the most commonly recommended for your segment” Qwen 3.7 Flash · direct prompt · first choice
“If you want a simple, clean workspace and need to be up and running by next month: Go with ClientSuccess or Custify.” Gemini 3.5 Flash · comparative prompt · alternative
“Choose Custify or ClientSuccess if: ... startup needing affordable, flexible solutions” Kimi K2 · comparative prompt · alternative
Also compared

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.