AgentRegistry: AgentRegistry Class

In aisdk: Unified Interface for AI Model Providers

AgentRegistry Class

Description

R6 class for managing a collection of Agent objects. Provides storage, lookup, and automatic delegation tool generation for multi-agent systems.

Methods

Public methods

• AgentRegistry$new()

• AgentRegistry$register()

• AgentRegistry$get()

• AgentRegistry$has()

• AgentRegistry$list_agents()

• AgentRegistry$get_all()

• AgentRegistry$unregister()

• AgentRegistry$generate_delegate_tools()

• AgentRegistry$generate_prompt_section()

• AgentRegistry$print()

• AgentRegistry$clone()

---

Method new()

Initialize a new AgentRegistry.

Usage

AgentRegistry$new(agents = NULL)

Arguments

agents

Optional list of Agent objects to register immediately.

---

Method register()

Register an agent.

Usage

AgentRegistry$register(agent)

Arguments

agent

An Agent object to register.

Returns

Invisible self for chaining.

---

Method get()

Get an agent by name.

Usage

AgentRegistry$get(name)

Arguments

name

The agent name.

Returns

The Agent object, or NULL if not found.

---

Method has()

Check if an agent is registered.

Usage

AgentRegistry$has(name)

Arguments

name

The agent name.

Returns

TRUE if registered, FALSE otherwise.

---

Method list_agents()

List all registered agent names.

Usage

AgentRegistry$list_agents()

Returns

Character vector of agent names.

---

Method get_all()

Get all registered agents.

Usage

AgentRegistry$get_all()

Returns

List of Agent objects.

---

Method unregister()

Unregister an agent.

Usage

AgentRegistry$unregister(name)

Arguments

name

The agent name to remove.

Returns

Invisible self for chaining.

---

Method generate_delegate_tools()

Generate delegation tools for all registered agents.

Usage

AgentRegistry$generate_delegate_tools(
  flow = NULL,
  session = NULL,
  model = NULL
)

Arguments

flow

Optional Flow object for context-aware execution.

session

Optional ChatSession for shared state.

model

Optional model ID for agent execution.

Details

Creates a list of Tool objects that wrap each agent's run() method. These tools can be given to a Manager agent for semantic routing.

Returns

A list of Tool objects.

---

Method generate_prompt_section()

Generate a prompt section describing available agents.

Usage

AgentRegistry$generate_prompt_section()

Details

Creates a formatted string listing all agents and their descriptions. Useful for injecting into a Manager's system prompt.

Returns

A character string.

---

Method print()

Print method for AgentRegistry.

Usage

AgentRegistry$print()

---

Method clone()

The objects of this class are cloneable with this method.

Usage

AgentRegistry$clone(deep = FALSE)

Arguments

deep

Whether to make a deep clone.

aisdk documentation built on May 29, 2026, 9:07 a.m.