Simple Subscription.
Transparent AI Costs.
KnowStack separates platform access from AI usage — so you always know what you're paying for.
Starter
For individuals and small teams
Best for: founders, small projects, early teams
- One company workspace
- Manual Knowledge Bases
- AI-powered search
- Advanced permissions (KB & section-level)
- Up to 3 team users
Professional
For growing teams using AI generation
Best for: agencies, internal teams, operations
- Everything in Starter, plus:
- AI Knowledge Base generation
- Gmail & IMAP email integration
- Iterative updates with conflict detection
- Multiple Knowledge Bases
- HR Tests — AI-graded assessments
- Advanced AI search with sources
- Up to 10 team users
Business
For scaling teams and automation
Best for: support, sales, multi-department
- Everything in Professional, plus:
- Unlimited Knowledge Bases
- Multi-company support
- Priority AI processing
- Automation-ready knowledge
- Up to 30 team users
Enterprise
For organizations with custom needs
Best for: large teams, compliance needs
- Everything in Business, plus:
- Custom user limits
- Custom AI workflows & models
- SLA and dedicated support
- Compliance & onboarding assistance
AI Generation & Processing
AI usage is not included in the subscription price. You only pay for AI when you use it — with full transparency at every step.
Before generation
You receive a clear cost estimate and approve before the process starts.
After generation
The actual AI cost is calculated and shown transparently.
Billing
Pay AI usage separately at any time, or include it in your next subscription payment.
AI Pricing Includes
- Upfront cost estimate before generation
- Final cost shown after completion
- Flexible payment options
- No per-seat AI fees
- No hidden charges
What All Plans Include
Every tier comes with these core features — no upsells.
Compare Plans
| Feature | Starter | Professional | Business | Enterprise |
|---|---|---|---|---|
| Company workspaces | 1 | 1 | Multiple | Custom |
| Team users included | Up to 3 | Up to 10 | Up to 30 | Custom |
| Manual Knowledge Bases | ✓ | ✓ | ✓ | ✓ |
| AI-generated Knowledge Bases | — | ✓ | ✓ | ✓ |
| AI-powered search (Ask AI) | ✓ | ✓ | ✓ | ✓ |
| Advanced permissions | ✓ | ✓ | ✓ | ✓ |
| Document uploads | — | ✓ | ✓ | ✓ |
| Website crawling | — | Standard | Unlimited | Unlimited |
| Email integration (Gmail & IMAP) | — | ✓ | ✓ | ✓ |
| Iterative KB updates & conflict detection | — | ✓ | ✓ | ✓ |
| HR Tests (AI-graded assessments) | — | ✓ | ✓ | ✓ |
| Multiple Knowledge Bases | Limited | ✓ | Unlimited | Unlimited |
| Multi-company support | — | — | ✓ | ✓ |
| Priority AI processing | — | — | ✓ | ✓ |
| Dedicated support / SLA | — | — | — | ✓ |
| Custom AI workflows & models | — | — | — | ✓ |
Frequently Asked Questions
Are advanced permissions included on all plans?
Yes. Knowledge Base and section-level permissions are available on every tier — no upgrade required.
Can I use KnowStack without AI generation?
Absolutely. Manual Knowledge Bases are fully supported and searchable with AI on all plans.
Do unused AI credits expire?
AI usage is pay-as-you-go and does not expire once paid. Use it whenever you need it.
Can I upgrade or downgrade later?
Yes. You can change plans at any time. Changes take effect on your next billing cycle.
Is HR Tests included in my plan?
HR Tests is included on every paid plan — Professional, Business, and Enterprise. AI usage for question generation and grading is billed through the same transparent pay-as-you-go model as other AI features.
Ready to get started?
Start organizing your business knowledge today — and only pay for AI when you actually use it.
Start free. Upgrade anytime.