Comparison

Cosmic vs Keystatic

On the evidence we track, Cosmic leads this comparison with a composite score of 62/100. Scores are only directly comparable because these tools share a category; the full breakdown and every source is below.

Machine formatsMarkdownJSONGraphQLAll open, no key required.
Cosmic62
Keystatic41
Score
vioscaleAI score
Cosmic62 / 100medium · 55%
Keystatic41 / 100low · 39%
Pricing
Free tier
Cosmic
Keystatic
Model
Cosmicfreemium
Keystatic
Price level
Cosmiclow
Keystatic
Transparent
Cosmic
Keystatic
Integrations
Count
Cosmic4
Keystatic6
Reliability
Sla pct
Cosmic99.95
Keystatic
Adoption
Dependent repos
Cosmic
Keystatic10
Github stars
Cosmic
Keystatic2,319
Activity
Commits last 30d
Cosmic
Keystatic32
License
Spdx
Cosmic
KeystaticMIT
Language
Primary
Cosmic
KeystaticTypeScript
Market
Availability
Content
Faq
Cosmic7 items
Keystatic5 items

Capabilities

Feature-by-feature on the axes that matter for headless cms. “-” means undocumented, not absent.

Capabilities
Deployment model
CosmicCloud managed saas
Keystatic-
Graphql API native delivery
Cosmic
Keystatic-
Rest API delivery
Cosmic
Keystatic-
Visual content modeling schema builder
Cosmic
Keystatic-
Real time visual preview editor
Cosmic
Keystatic-
Multi language localization i18n
Cosmic
Keystatic-
Webhooks event triggers
Cosmic
Keystatic-
Granular role based access control RBAC
Cosmic
Keystatic-
Nextjs gatsby native framework support
Cosmic
Keystatic-
Shopify bigcommerce ecommerce integration
Cosmic-
Keystatic-
SOC2 type ii
Cosmic-
Keystatic-
ISO 27001
Cosmic-
Keystatic-
Pricing model
CosmicFreemium
Keystatic-

What each one is

The product in its own terms, so the numbers below have context.

Cosmic

Leader

A headless CMS platform enabling content teams to publish independently, with support for multiple sites and languages plus built-in AI agents to automate content workflows.

Independently observed

Keystatic

A content management system that lets non-developers edit Markdown, JSON, and YAML files stored in your codebase or GitHub repository through a web interface, without requiring a database or disrupting your existing development workflows.

Independently observed

Pricing

List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.

Cosmic

Leader
freemiumFree tier
as of verify ↗

Keystatic

Pricing not documented yet.

Platform & deployment

Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.

Platforms
Web
Cosmic
Keystatic
iOS
Cosmic
Keystatic
macOS
Cosmic
Keystatic
CLI
Cosmic
Keystatic
Deployment
Cloud / SaaS
Cosmic
Keystatic
Self-hosted
Cosmic
Keystatic

Integrations

What each product connects to. Counts come from the vendor's own integration directory where one exists.

In common (1)
  • GitHub

Cosmic

Leader
4 total - 3 not shared
  • Slack
  • WhatsApp
  • Telegram
Independently observed

Keystatic

6 total - 5 not shared
  • Next.js
  • Astro
  • Remix
  • Markdoc
  • MDX
Independently observed
Still deciding?

Cosmic or Keystatic: which one depends on you

A composite score cannot know your constraints. Describe them and both get re-weighted against what you actually need, with the evidence behind every position.

Free to run, no account needed to start. How the evaluation works

Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.

Cosmic vs Keystatic: an evidence-based comparison · vioscaleAI