# Experimentation and personalization for enterprise buyers: what AI models recommend, September 2026

Gane Index, September 2026 Edition. Asked as "website experimentation and personalization platform" and as "A/B testing and personalization tool", six framings each, to twelve models with search on, on behalf of an enterprise B2B company. Page: https://www.gane.ai/index/gtm/marketing/experimentation-and-personalization/2026-09/enterprise

This is the permanent record of the September 2026 Edition, published September 15, 2026 and superseded since. The current standing: https://www.gane.ai/index/gtm/marketing/experimentation-and-personalization/enterprise/index.md

**Standing:** Optimizely CMS leads with 45% of first choices; verdict clear leader. 49 first choices across the direct, paraphrase, budget and scale prompts.

## First-choice share

| Rank | Product | Share | Negative rate | Labels |
|---|---|---|---|---|
| 1 | [Optimizely CMS](https://www.gane.ai/index/gtm/vendors/optimizely-cms/index.md) | 45% | 24% | 62 |
| 2 | [VWO](https://www.gane.ai/index/gtm/vendors/vwo/index.md) | 12% | 21% | 53 |
| 3 | [Adobe Target](https://www.gane.ai/index/gtm/vendors/adobe-target/index.md) | 12% | 31% | 55 |
| 4 | [GrowthBook](https://www.gane.ai/index/gtm/vendors/growthbook/index.md) | 8% | 0% | 20 |
| 5 | [Kameleoon](https://www.gane.ai/index/gtm/vendors/kameleoon/index.md) | 6% | 3% | 30 |
| 6 | [Convert Experiences](https://www.gane.ai/index/gtm/vendors/convert-experiences/index.md) | 6% | 6% | 16 |
| 7 | [Mutiny](https://www.gane.ai/index/gtm/vendors/mutiny/index.md) | 6% | 42% | 12 |
| 8 | [Statsig](https://www.gane.ai/index/gtm/vendors/statsig/index.md) | 2% | 0% | 20 |
| 10 | [Dynamic Yield](https://www.gane.ai/index/gtm/vendors/dynamic-yield/index.md) | 0% | 22% | 32 |
| 11 | [AB Tasty](https://www.gane.ai/index/gtm/vendors/ab-tasty/index.md) | 0% | 27% | 26 |
| 13 | [LaunchDarkly](https://www.gane.ai/index/gtm/vendors/launchdarkly/index.md) | 0% | 21% | 19 |

Rank is by share of first choices among all 48 products named; products with the same share are tied, and the order among them carries no meaning. The table lists those with at least 10 labels.

## Each model's first choice on the direct prompt

- Claude Haiku 4.5: Mutiny, Optimizely CMS; alternatives Dynamic Yield, Kameleoon
- GPT-5.4 mini: Adobe Target; alternatives Optimizely CMS
- Gemini 3.5 Flash: Optimizely CMS; alternatives Abmatic AI, Kameleoon, VWO
- Perplexity Sonar: Optimizely CMS; alternatives Adobe Target, Kameleoon, Mutiny, VWO
- Grok 4.20: Optimizely CMS; alternatives AB Tasty, Adobe Target, Kameleoon, VWO
- Mistral Small: Optimizely CMS; alternatives Adobe Target, Dynamic Yield, Kameleoon, Mutiny
- DeepSeek V4 Flash: Mutiny, Optimizely CMS; alternatives Adobe Target
- Llama 4 Maverick: Optimizely CMS
- Qwen 3.7 Flash: Adobe Target; alternatives AB Tasty, Optimizely CMS, VWO
- Kimi K2: Mutiny, Optimizely CMS; alternatives Adobe Target, Intellimize, VWO
- GLM 4.7 FlashX: Optimizely CMS; alternatives Adobe Target, Bloomreach, Dynamic Yield, Salesforce Marketing Cloud Personalization
- MiniMax M2.5: Optimizely CMS; alternatives Adobe Target, Convert Experiences, Kameleoon, VWO

## Sources the answers cite

22 of 72 answers came back with a source list, from 4 of 12 models. Sites named in the most answers:

- vwo.com: 14 answers, 19 citations
- growthbook.io: 11 answers, 25 citations
- kameleoon.com: 10 answers, 14 citations
- gartner.com: 9 answers, 12 citations
- statsig.com: 8 answers, 22 citations
- guideflow.com: 8 answers, 12 citations
- optimizely.com: 7 answers, 12 citations
- personizely.net: 7 answers, 7 citations

Pages named in the most answers:

- https://kameleoon.com/blog/best-ab-testing-tools (7 answers)
- https://vwo.com/blog/experimentation-platform-guide (7 answers)
- https://gartner.com/reviews/market/a-b-testing-tools (5 answers)
- https://guideflow.com/blog/best-personalization-software (5 answers)
- https://growthbook.io/insights/optimizely-alternatives-experimentation (4 answers)
- https://growthmethod.com/best-ab-testing-tools (4 answers)
- https://guideflow.com/blog/ab-testing-tools (4 answers)
- https://mida.so/blog/website-personalization-tools (4 answers)
- https://optimizely.com/field-notes/guides/experimentation-buyers-guide (4 answers)
- https://personizely.net/blog/enterprise-personalization-solutions (4 answers)

## Warned against

- Adobe Target: 17 of 55 labels negative. "Bundled ecosystem pricing; requires Adobe stack; $50K\u2013$500K+/year; complex usage calculations" (Kimi K2, budget prompt)
- Optimizely CMS: 15 of 62 labels negative. "Platforms to Avoid for Predictable Costs | Optimizely | Quote-only pricing; ... impression-based billing causes overage spikes" (Kimi K2, budget prompt)
- VWO: 11 of 53 labels negative. "VWO is the worst offender for predictability... not ideal for predictable enterprise budgeting" (DeepSeek V4 Flash, budget prompt)
- Dynamic Yield: 7 of 32 labels negative. "Quote-only; ~$35K+/year entry; requires clean product data" (Kimi K2, budget prompt)

## Record

- Method: https://www.gane.ai/index/gtm/methodology
- License: CC BY 4.0. Cite as Gane Index, September 2026 Edition, www.gane.ai/index/gtm.