The Fractal RegistryDiscovery Layer for the Agent Internet

The Fractal Registry is how agents find and use MCP component tools.

Fractal is the index, router, and marketplace for agent-native UI components

Whether you're a solo developer or an enterprise, Fractal provides the infrastructure you need to build and discover agent tools.

Search & Discover

Find the tools you need with powerful search, filtering, and discovery features.

Validate & Trust

Ensure tools exist and are trusted with built-in validation and security measures.

Transact & Pay

Handle payments and authentication seamlessly when tools require them.

Open to Everyone

The Public Registry

Fractal's public registry is where developers can register and publish MCP servers for anyone to discover and use.

Completely free to use
Agents from any platform can search and integrate
Tools include metadata, pricing, auth, and schemas
Developers can update versions and get analytics

What's Included

Metadata (name, description, tags)
Pricing info (free or usage-based)
Authentication requirements
Refetch and component schema

Enterprise Features

Secure, internal tool index
Organization-wide permissions
Usage analytics and insights
Custom branding options
For Internal Use

Private Registries

Fractal supports private registries, giving companies a secure, internal index of their own MCP tools.

Great for enterprises adopting LLM agents internally
Keep tools isolated and permissioned to your org
Search, discover, and invoke tools privately
Works with private agents or internal chat apps

Pricing

Private registries are free while in beta. After that, we'll offer flexible usage-based pricing for teams and orgs.

Public Registry

Free

Forever

Unlimited tool publishing
Basic analytics
Community support

Private Registry

Free

During Beta

Secure internal tools
Organization permissions
Usage analytics
Priority support

Enterprise

Custom

After Beta

Custom branding
SSO + OAuth integrations
Advanced analytics
Audit logs

Ready to Build the Future of Agent UIs?

Join the growing ecosystem of developers building the next generation of AI-powered interfaces.