Module agent 

Available on crate feature agents only.

Agent implementations (LLM, Custom, Workflow agents).

Provides the core agent types:

• LlmAgent - AI-powered agent using LLMs
• CustomAgent - Implement custom agent logic
• SequentialAgent - Execute agents in sequence
• ParallelAgent - Execute agents concurrently
• LoopAgent - Iterative execution until condition met

Available with feature: agents

Modules

guardrails

Guardrail integration for LlmAgent

tool_call_markup

XML-based tool call markup parsing.

Structs

ConditionalAgent

Rule-based conditional routing agent.

CustomAgent

CustomAgentBuilder

GuardrailSetNon-guardrails

Placeholder type when guardrails feature is disabled

LlmAgent

LlmAgentBuilder

LlmConditionalAgent

LLM-based intelligent conditional routing agent.

LlmConditionalAgentBuilder

LoopAgent

Loop agent executes sub-agents repeatedly for N iterations or until escalation

ParallelAgent

Parallel agent executes sub-agents concurrently

SequentialAgent

Sequential agent executes sub-agents once in order

Constants

DEFAULT_MAX_ITERATIONS

Default maximum number of LLM round-trips (iterations) before the agent stops.

Traits

Agent

Functions

normalize_content

Normalize content by converting tool call markup in text parts to FunctionCall parts.

normalize_option_content

Normalize Option<Content> by converting tool call markup.