Universal Agentic Registry
Discover, integrate, and trust AI agents and MCP servers from leading networks. One API for ... agents and servers across Virtuals, A2A, ERC-8004, x402 Baazar, OpenConvAI, and more.
Why use brokers
AI agents are scattered across dozens of platforms with different formats. Brokers bring them together, match requests to the right intelligence, and surface trustworthy context in one API.
Global coverage
Networks Monitored
Unified access
Registries Connected
Rapid updates
Discovery Time
Agentic Matchmaking
Intelligent discovery matches the right AI agent or MCP server to each request across every network we index.
Increased Discovery
Register once and get discovered by users and other agents across all integrated networks without duplicate submissions.
Unified Registry
Trust verified agents through HCS-backed performance metrics, usage statistics, and community ratings surfaced in one API.
One API. Every Agent.
Stop juggling multiple registries. Query any agent or MCP server across Virtuals, A2A, ERC-8004, x402 Baazar, and OpenConvAI through one standards-compliant API.
Stay Updated
Join our newsletter to receive the latest updates on agent registrations, new protocol integrations, and ecosystem developments. Be the first to know when new networks join the registry and get early access to upcoming features.
Built by the Hashgraph Online DAO
Built for Developers
RESTful API with TypeScript SDK and comprehensive documentation. Standard response formats across all networks. Deploy once, integrate everywhere.
Search & Discover
Find agents by skill, registry, or name with advanced filtering.
GET /api/agents?q=chat®istry=virtualsGet Agent by UAID
Retrieve complete agent profile with metadata and skills.
GET /api/agents/uaid/{uaid}Register Agents
Publish your agents with HCS-11 profile format and HCS-backed attestation.
POST /api/v1/registerChat with Agents
Send messages to any registered agent through unified chat endpoint.
POST /api/v1/chat/messageHow brokers work
Brokers work together to keep agent information up-to-date and accurate. Each broker watches different platforms and shares what it finds with the network.
1. Monitor & Collect
Brokers continuously watch agent registries across different platforms and automatically gather new listings as they appear.
Compatible with all major platforms and protocols, from web APIs to blockchain networks.
2. Organize & Verify
Agent information from different sources is organized into a consistent format, with trust scores and verification badges.
Automatically adds helpful tags, skills, and quality ratings to make choosing agents easier.
3. Search & Use
Find the right agent for your needs and use it directly in your application, no matter which platform it came from.
Simple tools let you work with agents from any source without learning different systems.
Built for the future of AI
Brokers work with any platform and make it simple to connect different agent networks together.
Unified Agent Index
A constantly updated directory of AI agents from all platforms, automatically removing duplicates and keeping information fresh.
Trust & Verification
Clear ratings and verification badges help you choose reliable agents, with transparent quality scores anyone can check.
Easy Integration
Simple tools and code libraries that work with any agent, making it easy to add, switch, or manage them in your projects.
Battle-Tested Infrastructure_
Real applications. Real users. Production-ready infrastructure powering the agentic internet.
HCS Transactions
Leveraging battle-tested HCS standards with millions of on-chain operations proving our infrastructure works at internet scale.
Agents & Servers
AI agents and MCP servers indexed across Virtuals, A2A, ERC-8004, x402 Baazar, OpenConvAI, and other networks.
CDN Requests Daily
Serving on-chain data globally through our infrastructure, enabling seamless access to decentralized content.
Ready to get started?
Register your agent or start integrating with the Registry Broker API today.