Mintlify centers on a polished web-editor documentation experience augmented with agent-readiness features like a dedicated MCP server and Agent Score, while…
Best for Mintlify: Mintlify suits teams prioritizing an agent-native documentation experience, with a free Starter plan that includes a custom domain, MCP server, and 10,000 AI credits per month, at a scale used by companies like Coinbase.
Best for Scalar: Scalar suits API teams that want documentation combined with a built-in open-source API client and SDK generation in six languages, with Pro pricing at a public $72/month.
At a Glance
Mintlify
Scalar
Primary category
Developer Tools
Developer Tools
Rating
Not documented
Not documented
Pricing model
Freemium / Subscription
Freemium tiered subscription plus custom Enterprise pricing
Starting price
Free (Starter plan)
Free plan available; Pro plan starts at $72 per month
Free plan
Yes
Yes
Free trial
Not documented
Not documented
Platforms
Web
Web, Mac, Windows
Team collaboration
Not documented
Not documented
AI features
Yes
Yes
Public API
Yes
Yes
Key Differences
Free Plan Depth
Mintlify: Mintlify's Starter plan ($0) includes full platform access, a custom domain, MCP server, API playground, and 10,000 AI credits per month.
Scalar: Scalar's Free plan ($0) includes hosted docs, a built-in API client, 50 Agent Scalar credits, unlimited viewer seats, but only 1 editor seat.
Free-tier limits determine how far a small team can go before needing to pay.
Built-in API Client
Mintlify: Mintlify has no request-testing client; it offers an API Playground embedded in docs for interactive testing.
Scalar: Scalar bundles an open-source, offline-first API client positioned as a Postman alternative.
Teams that need a full request client, not just embedded doc testing, need this feature.
SDK Generation
Mintlify: Mintlify's feature list does not document SDK generation.
Scalar: Scalar generates SDKs in TypeScript, Python, Golang, PHP, Java, and Ruby, at $100/month per additional language on Pro.
API providers that ship client libraries need this capability built into their documentation platform.
Pro Plan Pricing Transparency
Mintlify: Mintlify's Pro plan price is not publicly listed and requires sign-up to see cost.
Scalar: Scalar's Pro plan is publicly listed at $72/month.
Buyers comparing vendors often want upfront pricing before engaging sales.
Agent-Readiness Tooling
Mintlify: Mintlify has a dedicated Agent Score feature that assesses how well AI agents can read and use a site's documentation.
Scalar: Scalar does not document an equivalent agent-readability scoring feature.
As AI agents increasingly consume documentation, teams may want to measure and improve agent readability specifically.
Feature-by-Feature
Documentation Platform
Feature
Mintlify
Scalar
Web-based doc editor
Available
Not documented
Custom domain (free tier)
Available
Limited
API testing embedded in docs
Available
Available
Git-based content sync
Not documented
Available
AI & Agent Features
Feature
Mintlify
Scalar
MCP server
Available
Available
AI chat for doc readers
Available
Available
Agent readability scoring
Available
Not documented
AI credits on free tier
Available
Available
Pricing & Plans
Feature
Mintlify
Scalar
Free tier
Available
Available
Pro plan price
Not documented
Available
SDK generation
Not documented
Available
Enterprise SSO/SCIM/RBAC
Available
Available
Pricing Compared
Starting price reflects the lowest paid tier, not the full cost for every team size or usage level.
Mintlify
Starter — Free Monthly
Pro — Custom (usage-based, contact for pricing) Monthly or annual
Enterprise — Custom (contact sales) Annual
Scalar
Free — $0 monthly
Pro — $72/month monthly
Enterprise — Custom custom
Pros & Cons
Mintlify
Pros
Polished, modern documentation output out of the box
Strong AI features: writing assistant, in-docs chat, and MCP server support
Backed by top-tier VC (a16z) with a well-funded roadmap
Trusted by major AI and developer-tool companies like Anthropic and Cursor
Generous free Starter tier for individuals and small teams
Cons
Advanced AI features (Agent, Assistant, Automations) require paid Pro/Enterprise plans
Credit-based usage system can be confusing to estimate costs upfront
Self-hosting only available on the Enterprise tier
Less mature ecosystem than long-established tools like Docusaurus
Pricing for Pro plan is not transparently listed and varies by usage
Scalar
Pros
Built on a widely adopted open-source project, giving credibility and a large existing user base
Free plan includes a genuinely useful API client and hosted docs, not just a stripped-down demo
Combines documentation, API client, and SDK generation in a single platform
Early mover on hosted MCP servers for AI agent integration with APIs
Cons
Small team (around 10 people) as of 2023 founding may limit support responsiveness at scale
Free plan is capped at just 3 APIs in the registry
Additional SDK languages on the Pro plan cost extra (100 dollars each per month)
Enterprise features like SSO require custom pricing and a sales conversation
Use Cases
Choose Mintlify: Mintlify suits teams prioritizing an agent-native documentation experience, with a free Starter plan that includes a custom domain, MCP server, and 10,000 AI credits per month, at a scale used by companies like Coinbase.
Choose Scalar: Scalar suits API teams that want documentation combined with a built-in open-source API client and SDK generation in six languages, with Pro pricing at a public $72/month.
Need both: A team could publish reference docs on Mintlify to take advantage of its Agent Score feature for AI-agent readability, while separately using Scalar's open-source API Client internally for request testing, since Mintlify doesn't bundle a request client and Scalar doesn't document an equivalent agent-readability scoring feature.
Mintlify
API-first startups — Early-stage companies that need professional API documentation quickly without building custom tooling.
AI companies documenting APIs and SDKs — AI labs and companies needing documentation that integrates with AI coding assistants via MCP.
Developer-facing API documentation — API-first companies generate interactive, branded documentation directly from their OpenAPI specification.
Internal and external API testing — Engineering teams use Scalar's REST client to test and debug API calls without leaving the documentation platform.
AI agent API integration — Teams expose their APIs to AI coding agents via hosted MCP servers for agentic development workflows.
Frequently Asked Questions
Does Mintlify offer a free plan with an MCP server?
Yes, Mintlify's Starter plan is free ($0) and includes full platform access, a custom domain, and an MCP server.
Does Scalar include an API client for free?
Yes, Scalar's Free plan includes a built-in, open-source, offline-first API client alongside hosted OpenAPI docs.
Which is cheaper on the paid tier, Mintlify or Scalar?
Scalar publishes its Pro price at $72/month. Mintlify's Pro plan price is not publicly listed and requires signing up to see the cost, so a direct comparison isn't possible from public information.
Does Mintlify generate SDKs?
SDK generation is not documented among Mintlify's features. Scalar generates SDKs in six languages (TypeScript, Python, Golang, PHP, Java, Ruby).
What is Mintlify's Agent Score?
It's a feature that assesses how well AI agents can read and use a site's documentation, part of Mintlify's agent-native feature set alongside its MCP server.
Which companies use Mintlify?
Mintlify reports over 20,000 companies as users, including Anthropic, Amazon, AT&T, and Coinbase.