# Content management systems for marketing sites for enterprise buyers: what AI models recommend, September 2026

Gane Index, September 2026 Edition. Asked as "marketing website CMS" and as "CMS for a marketing site", six framings each, to twelve models with search on, on behalf of an enterprise B2B company. Page: https://www.gane.ai/index/gtm/marketing/marketing-cms/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This is the permanent record of the September 2026 Edition, published September 15, 2026 and superseded since.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/marketing-cms/enterprise/index.md

**Standing:** Contentful leads with 37% of first choices; verdict contested. 51 first choices across the direct, paraphrase, budget and scale prompts.

## First-choice share

| Rank | Product | Share | Negative rate | Labels |
|---|---|---|---|---|
| 1 | [Contentful](https://www.gane.ai/index/gtm/vendors/contentful/index.md) | 37% | 25% | 61 |
| 2 | [Adobe Experience Manager](https://www.gane.ai/index/gtm/vendors/adobe-experience-manager/index.md) | 12% | 37% | 51 |
| 3 | [WordPress](https://www.gane.ai/index/gtm/vendors/wordpress/index.md) | 10% | 27% | 45 |
| 4 | [HubSpot Content Hub](https://www.gane.ai/index/gtm/vendors/hubspot-content-hub/index.md) | 6% | 0% | 18 |
| 5 | [Sitecore Experience Platform](https://www.gane.ai/index/gtm/vendors/sitecore-experience-platform/index.md) | 6% | 33% | 46 |
| 6 | [Sanity](https://www.gane.ai/index/gtm/vendors/sanity/index.md) | 6% | 31% | 42 |
| 7 | [Contentstack](https://www.gane.ai/index/gtm/vendors/contentstack/index.md) | 4% | 12% | 24 |
| 8 | [CoreMedia](https://www.gane.ai/index/gtm/vendors/coremedia/index.md) | 4% | 0% | 13 |
| 9 | [Webflow CMS](https://www.gane.ai/index/gtm/vendors/webflow-cms/index.md) | 2% | 21% | 14 |
| 17 | [Acquia Drupal](https://www.gane.ai/index/gtm/vendors/acquia-drupal/index.md) | 0% | 0% | 14 |
| 18 | [Storyblok](https://www.gane.ai/index/gtm/vendors/storyblok/index.md) | 0% | 21% | 24 |
| 19 | [Optimizely CMS](https://www.gane.ai/index/gtm/vendors/optimizely-cms/index.md) | 0% | 25% | 16 |

Rank is by share of first choices among all 59 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: HubSpot Content Hub, Sitecore Experience Platform; alternatives Adobe Experience Manager, Contentful, Strapi
- GPT-5.4 mini: Adobe Experience Manager, Contentful; alternatives Drupal, Sanity, Sitecore Experience Platform, WordPress
- Gemini 3.5 Flash: Webflow CMS; alternatives Contentful, HubSpot Content Hub, Storyblok
- Perplexity Sonar: Contentful, Kontent.ai; alternatives HubSpot Content Hub, Sanity, Webflow CMS
- Grok 4.20: Adobe Experience Manager; alternatives Acquia Drupal, Contentful, Optimizely CMS, Sitecore Experience Platform
- Mistral Small: CoreMedia; alternatives Adobe Experience Manager, Contentful, Sitecore Experience Platform, WordPress
- DeepSeek V4 Flash: HubSpot Content Hub; alternatives Contentful, Contentstack, Optimizely CMS, Sanity
- Llama 4 Maverick: Contentful; alternatives Builder.io, Prismic, Storyblok
- Qwen 3.7 Flash: Builder.io, Contentful, CoreMedia; alternatives Prismic, Storyblok
- Kimi K2: Contentful, Sanity; alternatives Adobe Experience Manager, Contentstack, Optimizely CMS, Sitecore Experience Platform
- GLM 4.7 FlashX: Adobe Experience Manager, Sitecore Experience Platform; alternatives HubSpot Content Hub
- MiniMax M2.5: Contentful, Sanity

## Sources the answers cite

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

- coremedia.com: 12 answers, 12 citations
- cleardigital.com: 8 answers, 8 citations
- webstacks.com: 7 answers, 10 citations
- kontent.ai: 7 answers, 7 citations
- reddit.com: 5 answers, 8 citations
- contentful.com: 5 answers, 7 citations
- dotcms.com: 5 answers, 6 citations
- agilitycms.com: 5 answers, 5 citations

Pages named in the most answers:

- https://coremedia.com/blog/the-7-best-cms-platforms-for-enterprises (11 answers)
- https://cleardigital.com/insights/best-cms-enterprise-websites-2026 (8 answers)
- https://webstacks.com/blog/enterprise-cms-platforms (6 answers)
- https://kontent.ai/blog/best-content-management-systems-for-enterprises (5 answers)
- https://byalkali.com/best/best-enterprise-cms (4 answers)
- https://dotcms.com/blog/10-enterprise-content-management-systems (4 answers)
- https://g2.com/discussions/what-is-the-best-cms-for-enterprise-website-operations (4 answers)
- https://guideflow.com/blog/cms-tools (4 answers)
- https://kanopi.com/blog/choosing-an-enterprise-cms (4 answers)
- https://linkedin.com/pulse/best-content-management-systems-cms-rajesh-kumar-ewcxc (4 answers)

## Warned against

- Contentful: 15 of 61 labels negative. "hard-caps its $300/mo plan at 20 users and forces a sales call/jump to enterprise pricing at user #21" (DeepSeek V4 Flash, budget prompt)
- Adobe Experience Manager: 19 of 51 labels negative. "What to Avoid ... Highest TCO in market ($100K–$500K+/year before implementation)" (Kimi K2, budget prompt)
- Sanity: 13 of 42 labels negative. "What to avoid for "thousands of users"
Sanity, Storyblok, Contentful, Cosmic, Directus, Strapi — all have per-seat costs or hard user caps" (DeepSeek V4 Flash, budget prompt)
- Sitecore Experience Platform: 15 of 46 labels negative. "High implementation and specialist costs; complex licensing" (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.