# Knowledge base and self-service for enterprise buyers: what AI models recommend, October 2026

Gane Index, October 2026 Edition. Asked as "knowledge base software" and as "customer self-service help center tool", six framings each, to fourteen models with search on, on behalf of an enterprise B2B company. Page: https://www.gane.ai/index/gtm/customer/knowledge-base-and-self-service/2026-10/enterprise

This is the permanent record of the October 2026 Edition, published October 1, 2026 and superseded since. The current standing: https://www.gane.ai/index/gtm/customer/knowledge-base-and-self-service/enterprise/index.md

**Standing:** Zendesk Guide leads with 28% of first choices; verdict contested. 50 first choices across the direct, paraphrase, budget and scale prompts.

## First-choice share

| Rank | Product | Share | Negative rate | Labels |
|---|---|---|---|---|
| 1 | [Zendesk Guide](https://www.gane.ai/index/gtm/vendors/zendesk-guide/index.md) | 28% | 5% | 44 |
| 2 | [Confluence](https://www.gane.ai/index/gtm/vendors/confluence/index.md) | 24% | 15% | 54 |
| 3 | [Helpjuice](https://www.gane.ai/index/gtm/vendors/helpjuice/index.md) | 10% | 16% | 19 |
| 4 | [Document360](https://www.gane.ai/index/gtm/vendors/document360/index.md) | 6% | 8% | 37 |
| 5 | [SharePoint](https://www.gane.ai/index/gtm/vendors/sharepoint/index.md) | 4% | 21% | 24 |
| 7 | [Guru](https://www.gane.ai/index/gtm/vendors/guru/index.md) | 2% | 17% | 36 |
| 8 | [Bloomfire](https://www.gane.ai/index/gtm/vendors/bloomfire/index.md) | 2% | 5% | 22 |
| 9 | [Freshdesk](https://www.gane.ai/index/gtm/vendors/freshdesk/index.md) | 2% | 9% | 11 |
| 10 | [ServiceNow Knowledge Management](https://www.gane.ai/index/gtm/vendors/servicenow-knowledge-management/index.md) | 2% | 8% | 12 |
| 19 | [Glean](https://www.gane.ai/index/gtm/vendors/glean/index.md) | 0% | 20% | 10 |
| 21 | [Slite](https://www.gane.ai/index/gtm/vendors/slite/index.md) | 0% | 27% | 22 |
| 83 | [Notion](https://www.gane.ai/index/gtm/vendors/notion/index.md) | 0% | 40% | 40 |

Rank is by share of first choices among all 85 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: Confluence, SharePoint; alternatives Document360, Zendesk Guide
- GPT-5.4 mini: Confluence; alternatives Document360, Guru, Helpjuice, Spekit
- Gemini 3.5 Flash: Document360; alternatives Confluence with Atlassian Rovo, Glean, Guru, Helpjuice
- Perplexity Sonar: Confluence; alternatives Document360, Zendesk Guide
- Grok 4.20: Confluence, Salesforce Knowledge; alternatives Document360, Helpjuice, eGain AI Knowledge Hub
- Mistral Small: Zendesk Guide; alternatives Helply, Slite
- DeepSeek V4 Flash: Guru; alternatives Confluence, Document360, Notion, Pylon
- Llama 4 Maverick: Helply; alternatives Document360, Freshdesk, Pylon, Zendesk Guide
- Qwen 3.7 Flash: Zendesk Guide; alternatives Document360, Helpjuice, Intercom Articles
- Kimi K2: Bloomfire, Document360; alternatives Confluence, Notion, Zendesk Guide
- GLM 4.7 FlashX: Confluence; alternatives Bloomfire, Document360, Intercom Articles, Zendesk Guide
- MiniMax M2.5: Confluence, Zendesk Guide; alternatives Guru
- GPT-6 Luna: Document360; alternatives Confluence, Guru, Salesforce Knowledge, Zendesk Guide
- Muse Glimmer 30B: Zendesk Guide; alternatives Bloomfire, Confluence, Document360, Guru

## Sources the answers cite

75 of 84 answers came back with a source list, from 14 of 14 models. Sites named in the most answers:

- slite.com: 42 answers, 53 citations
- learn.g2.com: 30 answers, 30 citations
- ones.com: 26 answers, 42 citations
- plain.com: 23 answers, 26 citations
- monday.com: 21 answers, 22 citations
- larksuite.com: 18 answers, 23 citations
- thedigitalprojectmanager.com: 18 answers, 20 citations
- zendesk.com: 16 answers, 27 citations

Pages named in the most answers:

- https://slite.com/learn/knowledge-base-softwares (37 answers)
- https://learn.g2.com/best-knowledge-base-software (23 answers)
- https://monday.com/blog/service/enterprise-knowledge-base-platforms (18 answers)
- https://plain.com/blog/best-knowledge-base-software-12-top-tools-for-2025 (17 answers)
- https://slack.com/blog/productivity/10-knowledge-base-management-tools-to-level-up-collaboration-and-customer-support (14 answers)
- https://ones.com/blog/10-best-knowledge-management-tools-for-large-enterprises-2026 (13 answers)
- https://linkedin.com/pulse/best-knowledge-base-software-rajesh-kumar-bbpsc (11 answers)
- https://document360.com/knowledge-base-software (10 answers)
- https://helply.com/blog/best-knowledge-base-software-platforms (10 answers)
- https://larksuite.com/en_us/blog/knowledge-base-software (10 answers)

## Warned against

- Notion: 16 of 40 labels negative. "Notion – Widely loved for flexibility and ease of use, but it’s described as “great for smaller teams, but with reduced scalability.”" (GLM 4.7 FlashX, negative prompt)
- Confluence: 8 of 54 labels negative. "slow performance/loading times ... poor/inconsistent search, steep learning curve ... When to skip: Unless you're already invested in Jira/Atlassian" (Grok 4.20, negative prompt)
- Guru: 6 of 36 labels negative. "Avoid Per-Seat Tools: Tools like Notion, Slite, Confluence, and Guru all charge per user/month" (DeepSeek V4 Flash, budget prompt)
- Slite: 6 of 22 labels negative. "Lightweight tools like Notion and Slite are quick to deploy but may struggle with large-scale content and strict governance needs." (Muse Glimmer 30B, negative prompt)

## Movement since September 2026

Floor: 11 points of share, measured on the calibration repeat.
New leader: Zendesk Guide (30%) to Confluence (28%). Margin 2 points, within noise.

- Confluence: 16% to 28%, +12. Cleared the floor by 1 point · rank 3 → 1 of 79.
- Helpjuice: 19% to 9%, −10. Inside the floor by 1 point · rank 2 → 3 of 79.
- SharePoint: 0% to 5%, +5. Inside the floor by 6 points · rank 28 → 5 of 79.
- Zendesk Guide: 30% to 26%, −4. Inside the floor by 7 points · rank 1 → 2 of 79.
- Document360: 9% to 5%, −4. Inside the floor by 7 points · rank 4 of 79, unchanged.
- Freshdesk: 0% to 2%, +2. Inside the floor by 9 points · rank 13 → 9 of 79.
- ServiceNow Knowledge Management: 0% to 2%, +2. Inside the floor by 9 points · rank 18 → 10 of 79.
- Guru: 2% to 2%, ±0. Inside the floor by 11 points · rank 7 of 79, unchanged.
- Bloomfire: 2% to 2%, ±0. Inside the floor by 11 points · rank 8 of 79, unchanged.
- Slite: 0% to 0%, ±0. Inside the floor by 11 points · rank 20 → 17 of 79.
- Notion: 0% to 0%, ±0. Inside the floor by 11 points · rank 83 → 51 of 79.

## Record

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