---
id: "lilianweng-llm-powered-autonomous-agents"
title: "LLM Powered Autonomous Agents"
creator: "Lilian Weng"
creator_url: "https://lilianweng.github.io/posts/2023-06-23-agent/"
url: "https://lilianweng.github.io/posts/2023-06-23-agent/"
level: "advanced"
level_max: null
category: "agents"
subcategory: "agent-design-patterns"
region: "West"
license: "closed"
license_scope: "linked-resource"
models: ["any"]
source_date: "2023-06-23"
date_added: "2026-10-18"
---

[Agents and harnesses](/agents/index.md)

# LLM Powered Autonomous Agents

by [Lilian Weng](https://lilianweng.github.io/posts/2023-06-23-agent/)

[Read the original →](https://lilianweng.github.io/posts/2023-06-23-agent/)

Classic overview of planning, memory and tool use in agents.

This overview brings together research on memory, planning and tool use in language-model agents. Follow its references to understand where an architectural idea came from and what remains uncertain.

Level: [Advanced](/levels/index.md#advanced)
Models: any
Category: [Agents and harnesses](/agents/index.md)
Tags: [survey](/tags/survey/index.md)
Source date: 2023-06-23
Added: 2026-10-18
Last verified: 2026-10-18
Status: ok
Prerequisites: Requires implementation experience or critical reading of technical methods and system trade-offs.
Subcategory: [agent design patterns](/agents/agent-design-patterns/index.md)
Region: West
Original language: en
Access: free
Resource reuse: closed: No general open-reuse grant established from the inspected page. Closed is the conservative index bucket, not a legal finding; the resource is publicly readable. [Facet definitions](/about/index.md#facets)

Summary in our own words. Rights remain with the original creator. [Credit and correction policy](/about/index.md#credit-policy).

[Plain-text Markdown copy](/agents/agent-design-patterns/lilianweng-llm-powered-autonomous-agents/index.md)