HelpDocsOne source of truth for every answer you give.
vs
KMS LighthouseThe Way to Know
Comparison · Knowledge Management · weekly run Nov 3
HelpDocs vs KMS Lighthouse
Which one do AI engines recommend, and how do they differ on price, fit and features?
The short answer
HelpDocs is the stronger AI pick in Knowledge Management: it has a visibility score of 2.9 versus 2.4 for KMS Lighthouse.
Choose HelpDocs if…
- You want the brand AI engines rank higher (2.9 vs 2.4)
- Best customer-facing knowledge base
- Worth considering for customer-facing documentation
Choose KMS Lighthouse if…
- You need SOC 2 Type II or ISO 27001 coverage
- You prefer a larger, established vendor (201–500 employees)
- Usability and advanced search
- Configurable workflows and feedback management
AI visibility side by side
Latest weekly run · Nov 3
| Metric | HelpDocs | KMS Lighthouse |
|---|---|---|
| Visibility score | 2.9% | 2.4% |
| Change vs last week | New | New |
| Rank in Knowledge Management | #24 | #27 |
| Share of voice | 0.8% | 0.9% |
| Mentions this run | 4 | 5 |
| Positive in AI answers | — | — |
The stronger value in each row is marked with a ✓.
Visibility score trend
Weekly runs over the last 60 days
HelpDocs 0pp · KMS Lighthouse 0pp over 0 weekly runs.
Engine by engine
HelpDocs leads on 2 of 3 engines
ChatGPT
AI Mode
Perplexity
HelpDocsKMS Lighthouse
Head to head in AI answers
0 engine answers name both brands
0HelpDocs ranked higher
0KMS Lighthouse ranked higher
Features, pricing & fit
| Dimension | HelpDocs | KMS Lighthouse |
|---|---|---|
| Pricing model | Per seat | — |
| Entry price | $129 per seat / mo | — |
| Free plan | No · 14-day trial | — |
| Deployment | Hosted knowledge base with custom domain, SSL certificate, and subfolder hosting | SaaS |
| Compliance | — | SOC 2 Type II, ISO 27001 |
| Support | Priority support on the Enterprise plan, Written security reviews and a signed DPA on the Enterprise plan, Docs and help for HelpDocs on the company website | — |
| Founded | 2016 | — |
| Headquarters | London, United Kingdom | Petach Tikva, Israel |
| Employees | 1–10 | 201–500 |
| Funding | Bootstrapped | Incubator/Accelerator (weXelerate) |
| Best for | Small and growing teams that want one maintained set of answers for customers, staff and AI tools, without a full support suite. | Banks, insurers, health plans and public services, where every answer has to be right. |
Plans side by side
HelpDocs
Sprout$129per month; $99/mo billed annually
Bloom$299per month; $239/mo billed annually
Harvest$499per month; $399/mo billed annually
Enterprise$1,250per month billed annually ($15,000 a year)
KMS Lighthouse
Pricing not available.
Pros and cons
Themes from the AI answers that mention each brand
HelpDocs
- Best customer-facing knowledge base
- Worth considering for customer-facing documentation
KMS Lighthouse
- Usability and advanced search
- Configurable workflows and feedback management
- Integrations
- Well suited to midsize and large enterprises
Data collected ·ChatGPT, Perplexity, Google AI Mode·coverage 100%·next run
Cite as: SlateIndex, “HelpDocs vs KMS Lighthouse”, https://slateindex.ai/compare/helpdocs-vs-kms-lighthouse, data of Nov 3, 2026. Licence: CC BY 4.0.