What is the difference between Mintlify and Slite?

Mintlify is best for Developer-facing products that need polished API documentation, while Slite is best for Teams wanting a simple, searchable knowledge base. Mintlify starts at $150/mo and Slite starts at Free.

Is Mintlify or Slite cheaper?

Mintlify starts at $150/mo with a free tier. Slite starts at Free with a free tier.

Is there a free alternative to Slite?

Both Mintlify and Slite offer free tiers.

Mintlify vs Slite

Mintlify is documentation platform focused on beautiful API docs with built-in components and analytics, while Slite is team knowledge base with AI-powered search that surfaces the right information instantly. The biggest difference up front: Slite is free, while Mintlify starts at $150/mo. Mintlify is built for developer-facing products that need polished api documentation, whereas Slite targets teams wanting a simple, searchable knowledge base.

At a glance

	Mintlify	Slite
Best for	Developer-facing products that need polished API documentation	Teams wanting a simple, searchable knowledge base
Starting price	$150/mo	Free
Free tier	✓	✓
Open source	—	—
Free tier available	✓	✓
Open source	—	—
AI Search	✓	✓
API Playground	✓	—
Analytics	✓	—
Ask Feature	—	✓
Channels	—	✓
MDX Components	✓	—
OpenAPI Support	✓	—
Templates	—	✓

Mintlify

Strengths

Stunning default design that rivals top-tier developer docs
Built-in API playground and OpenAPI spec support
Analytics to track which docs users actually read
MDX-based with pre-built components for common patterns

Weaknesses

Steep jump from free to $150/mo Startup plan
Less flexible for non-API documentation use cases
Relatively young platform with a smaller community
Vendor-hosted with limited self-hosting options

Try Mintlify → Full review

Slite

Strengths

Includes AI Search as a core feature, purpose-built for documentation workflows
Huge template library covers social media, presentations, marketing materials, and more
Free for 50 docs — generous enough for most small teams to get real work done
Includes channels alongside the core feature set — fewer separate tools needed

Weaknesses

Free plan exists but key features are locked behind the paid upgrade
Fewer built-in features means you may need additional tools to cover gaps
Ecosystem of third-party integrations is smaller than the market leaders in documentation
Limited team/admin features if your organization eventually scales up

Try Slite → Full review

The bottom line

Pricing: Slite is completely free (Free for 50 docs), which makes it the obvious pick if budget is the top concern. Mintlify starts at $150/mo, but Free Hobby plan with 1 editor. That cost buys you a more polished or feature-rich experience, so it comes down to whether the extras justify the spend.

Feature gaps: Mintlify offers API Playground, Analytics and MDX Components that Slite lacks. Slite brings Ask Feature, Channels and Templates that Mintlify does not have. Both share AI Search.

Team fit: Both tools target small teams teams, so the decision hinges on features and workflow fit rather than scale.

Where each tool shines: Mintlify's biggest strengths are: stunning default design that rivals top-tier developer docs. built-in api playground and openapi spec support. Slite's biggest strengths are: includes ai search as a core feature, purpose-built for documentation workflows. huge template library covers social media, presentations, marketing materials, and more.

Watch out for: With Mintlify, users commonly note that steep jump from free to $150/mo startup plan. With Slite, the main complaint is that free plan exists but key features are locked behind the paid upgrade.

Choose Mintlify if...

You need a tool built for developer-facing products that need polished api documentation
You specifically need API Playground and Analytics
You care about built-in api playground and openapi spec support
The free tier works for you: free hobby plan with 1 editor

Choose Slite if...

Your profile matches its sweet spot: teams wanting a simple, searchable knowledge base
Budget is a hard constraint — Slite is free, Mintlify is not
You specifically need Ask Feature and Channels
You care about huge template library covers social media, presentations, marketing materials, and more
The free tier works for you: free for 50 docs