Cosmic
Cosmic is an AI-powered headless CMS and web development platform that enables teams to create, manage and deliver content across limitless websites and applications through a single intuitive interface.
https://www.cosmicjs.com/?ref=producthunt
Product Information
Updated:Aug 28, 2025
What is Cosmic
Cosmic is a cloud-hosted content management platform founded in 2016 that combines AI-powered content intelligence with full-stack code generation to revolutionize how teams build, deploy, and manage digital experiences. It provides developers with a flexible API-driven infrastructure while giving content editors an intuitive dashboard to manage content. The platform was created by Tony Spiro to solve the complexities of building and maintaining modern web applications, offering a more streamlined alternative to legacy CMS systems.
Key Features of Cosmic
Cosmic is a comprehensive headless CMS platform that combines AI-powered content management with full-stack development capabilities. It provides developers with powerful APIs and SDKs while offering content editors an intuitive interface for content creation and management. The platform features AI-assisted content generation, secure collaboration tools, automated workflows, and enterprise-grade security, all designed to help teams build and deploy digital experiences faster.
AI-Powered Content Intelligence: Generates content models, creates high-quality content, and provides smart suggestions with context-aware AI assistance for content creation and optimization
Developer-Friendly Infrastructure: Offers robust APIs, open source SDKs, and integration capabilities with popular frameworks, along with automated workflows through webhooks
Secure Collaboration Platform: Features granular roles and permissions, automatic backups, and enterprise-grade security with 256-bit SSL encryption and multi-project organization capabilities
Global Content Delivery: Provides worldwide content delivery through CDN with 99.9% uptime guarantee and edge caching optimization
Use Cases of Cosmic
Company Websites: Enables efficient content management and team collaboration for corporate websites and digital presence
E-commerce Platforms: Streamlines product content management and experience delivery without server maintenance concerns
Mobile Applications: Delivers consistent content across all devices and platforms through API-first architecture
Multi-language Websites: Facilitates website localization and content management for global audiences with built-in translation capabilities
Pros
Intuitive interface that balances developer and content editor needs
Comprehensive AI-powered features for content generation and optimization
Strong security features and enterprise-grade capabilities
Cons
Learning curve for teams transitioning from traditional CMS
May require technical expertise for full platform utilization
How to Use Cosmic
Create a Cosmic Account: Go to https://www.cosmicjs.com and sign up for a free account. You'll be prompted to create your first project from scratch or using a pre-built template.
Set Up Your Project: Create a new Bucket (project) and get your Bucket slug and read/write API keys from Bucket > Settings > API Access
Install the SDK: Install the Cosmic JavaScript SDK in your project using npm/yarn/bun: npm install @cosmicjs/sdk
Initialize the Client: Import and initialize the Cosmic client with your credentials: const cosmic = createBucketClient({ bucketSlug: 'BUCKET_SLUG', readKey: 'BUCKET_READ_KEY' })
Create Content Model: Create Object types to model your content (e.g. pages, blog posts, authors) using Metafields in the Cosmic dashboard
Add Content: Create new Objects by going to any Object type table and clicking '+ Add Object'. Upload media in the Media section.
Query Content: Use the objects.find() method to fetch content, or use the REST API endpoints to query your data
Set Up Workflows: Configure webhooks to enable workflow automation and get notifications when content changes
Manage Team Access: Invite team members and set granular roles/permissions for content management
Deploy: Deploy your content-powered application using integrations with platforms like Vercel/Netlify
Cosmic FAQs
Cosmic is a Headless CMS (Content Management System) that allows teams to create, edit, and manage content across multiple websites and applications from a single interface. It combines AI-powered content intelligence with full-stack code generation capabilities.
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