LlamaIndex Workflows

Orchestrate complex, multi-step agentic AI applications with a lightweight framework.

by LlamaIndex · Workflow Automation

Executive Summary

LlamaIndex Workflows 1.0 is a lightweight framework designed for developing sophisticated, multi-step agentic AI applications. It enables developers to orchestrate complex AI processes by connecting various operations through an event-driven system. The framework supports common patterns like branching, fan-in/fan-out (parallelism), human-in-the-loop workflows, loops, and state management, facilitating the creation of robust and flexible AI systems. Workflows allow for the integration of different LlamaIndex components and external tools, providing a structured approach to building AI agents that can perform a sequence of tasks. This includes capabilities like virtual filesystem isolation (AgentFS) and advanced document understanding (LlamaParse), all wrapped within the workflow structure. It's particularly useful for scenarios requiring sequential decision-making, conditional logic, and stateful interactions within an AI application.

Use Cases

  • Orchestrating multi-step agentic AI applications
  • Building knowledge graph agents
  • Implementing human-in-the-loop AI processes
  • Creating event-driven AI systems with branching and parallelism
  • Developing AI applications requiring shared state and async execution

Features

Intelligence

  • Event-Driven Orchestration: Connects operations through an event-driven system for flexible and reactive AI applications.
  • Branching: Allows for conditional logic and divergent paths within a workflow based on AI decisions or external events.
  • Fan-In/Fan-out (Parallelism): Enables parallel execution of tasks for efficiency and then consolidates results.
  • Human-in-the-Loop Workflows: Integrates human review and decision-making into AI processes at critical junctures.
  • Loops in Workflows: Supports iterative processes and repeated execution of steps until a condition is met.
  • State Management: Manages shared state across workflow steps for consistent context and data flow throughout the application.

Visibility

  • Observability Dashboards: Provides detailed traces and metrics for monitoring agentic workflow execution and performance for developers.

Technical Specifications

Architecture
LlamaIndex Workflows are a lightweight, event-driven framework for organizing multi-step AI processes. They support common patterns like branching, fan-in/fan-out (parallelism), human-in-the-loop workflows, loops, and state management, enabling the creation of complex, asynchronous, and stateful agentic AI applications.
Deployment
SaaS (via LlamaCloud), Self-Hosted
API Available
Yes
MCP Server
Yes

Infrastructure

  • AWS

AI/ML Stack

  • Large Language Models (LLMs)
  • LlamaIndex Agents
  • LlamaParse
  • AgentFS

Integrations

  • OpenAI
  • Anthropic
  • Google
  • Hugging Face

Security & Compliance

Certifications: SOC 2 Type II, GDPR, HIPAA

Pricing

Model
Credits-based, billed per page/usage
Starting Price
Free tier available, paid plans start at $25/month
Target Customer
SMB,Mid-Market,Enterprise
Contract Type
Monthly
Free Trial
Yes, Unlimited (Free Tier) (no credit card required)

About LlamaIndex

LlamaIndex delivers industry-leading document parsing and AI agent frameworks, providing a simple, flexible framework for building knowledge assistants using LLMs connected to enterprise data. It offers developer-facing libraries and integrations to simplify querying and managing unstructured data with large language models.

Founded: 2023 · Headquarters: San Francisco, United States · Employees: 11-50 · Private