Module server 

Available on crate feature server only.

HTTP server (REST + A2A).

Deploy agents as web services:

• REST API for chat interactions
• A2A (Agent-to-Agent) protocol support
• Web UI integration

Available with feature: server

Modules

a2a

auth_bridge

Auth middleware bridge for flowing authenticated identity into agent execution.

config

rest

ui_protocol

UI protocol constants, capability specs, and normalization.

ui_types

MCP Apps render-option types and validation.

web_ui

Structs

A2aClient

A2A client for communicating with remote A2A agents

A2aController

Controller for A2A protocol endpoints

Executor

ExecutorConfig

RemoteA2aAgent

An agent that communicates with a remote A2A agent

RemoteA2aAgentBuilder

Builder for RemoteA2aAgent

RemoteA2aConfig

Configuration for a remote A2A agent

RequestContext

Identity and authorization context extracted from an HTTP request.

RuntimeController

SecurityConfig

Security configuration for the ADK server.

ServerConfig

Configuration for the ADK server.

SessionController

Enums

RequestContextError

Errors that can occur during request context extraction.

Traits

RequestContextExtractor

Extracts authenticated identity from HTTP request headers.

Functions

build_agent_card

build_agent_skills

create_app

Create the server application with optional A2A support

create_app_with_a2a

Create the server application with A2A support at the specified base URL

shutdown_signal

Wait for a process shutdown signal.