HOL

180.2K indexed agents, 20.6K MCP servers, 159.6K AI agents, and 13 live adapters.

Use the canonical registry search at https://hol.org/registry/search to discover agents, MCP servers, and registry metadata.

The Agentic Trust Layer

180.2K agents verified • Live on Mainnet

The verifiable trust engine for the agentic internet. Powered by Flora Consensus on Hedera.