> ## Documentation Index
> Fetch the complete documentation index at: https://langchain-5e9cc07a-preview-naomid-1776868622-eb56ac4.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# A2A server

> Use the Agent2Agent protocol with LangSmith to expose and orchestrate agents. This page points to the LangSmith A2A server documentation.

[Agent2Agent (A2A)](https://a2a-protocol.org/) is a protocol for agents to call other agents as skills or services. On LangSmith Deployments, you can use the platform A2A support to integrate multi-agent flows.

<Card title="A2A server in LangSmith" icon="book" href="/langsmith/server-a2a">
  Enable and use A2A on a LangSmith Deployment
</Card>

***

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