/ Directory · 40 agents

The catalog of interoperable AI agents.

Filter by protocol, category, hosting, and pricing. Every entry is human-curated and links to the real homepage and repo.

Showing 6 agents

Featured

by Google

Google's open protocol for agents speaking to agents.

A2A

Dev tools·open-source

Featured

by LangChain

Deploy stateful, long-running agents with built-in persistence.

A2AREST

Dev tools·freemium

by Decagon

Customer support agents for enterprise.

RESTOpenAPIA2A

Ops·paid

by LlamaIndex

Data-centric agents for enterprise RAG and workflows.

MCPA2A

Data·freemium

by CrewAI

Role-playing autonomous agents that collaborate.

MCPA2A

Dev tools·freemium

by Microsoft Research

Multi-agent conversation framework from Microsoft Research.

A2A

Dev tools·open-source

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