multi-agent

LazyLLM: Build Multi‑Agent LLM Apps Quickly with Minimal Code

Launch multi‑agent LLM applications in minutes—perfect for founders who want AI power without complex setup. Backed by 3.9k+ GitHub stars.

From the repo · “Easiest and laziest way for building multi-agent LLMs applications.”

intermediate⏱ 1-2 hours💵 Free + LLM API costs
3,888 stars426 forksPythonGuide quality 9/10 · reviewed Oct 9Updated 10/23/2026100% free · open source
What it is

Build multi-agent models using LazyLLM to create applications.

Real use case example

"A founder wants to automate a workflow where new GitHub contributors are added to a Slack channel and receive a welcome message. They use LazyLLM to create a multi-agent model that pulls contributor data from GitHub, adds it to the Slack channel, and sends the welcome message."

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When to use it
  • •You need to build a conversational AI application with multiple agents interacting with each other
  • •You want to prototype and test multi-agent LLM ideas quickly without extensive coding
  • •You need a simple way to integrate multiple LLMs into a single application
Ready-to-paste prompt
python examples/simple_app.py --prompt 'Discuss the implications of AI on modern society' --num_agents 3
Heads up: Make sure you have the required Python version (3.8 or later) and the necessary dependencies, including `transformers` and `torch`, installed before running LazyLLM
Saves to your device
Use with Claude
New

Skip the builder — one click puts this in Claude, Cursor, Antigravity and more.

🛠️ Technical setup

Expect 20–40 minutes in a terminal — or let your AI agent drive it.

Try it instantly — no install
Claude Code
mkdir -p ~/.claude/skills/lazyllm && curl -fsSL https://workflowstacks.com/api/skills/lazyllm/claude-skill -o ~/.claude/skills/lazyllm/SKILL.md
Open in another AI app

Opens the app with this repo with the prompt ready to go — no copy-paste needed.

Connect the whole catalog (MCP)
claude mcp add --transport http workflowstacks https://workflowstacks.com/api/mcp

Adds a WorkflowStacks connector to Claude Code: search and load any skill here by chatting.

How LazyLLM: Build Multi‑Agent LLM Apps Quickly with Minimal Code works
Codeflow
Free to inspect

LazyLLM: Build Multi‑Agent LLM Apps Quickly with Minimal Code is a very large Python project (~187k lines across 712 code files, plus 222 test files). It is a full software project: use it through its install path rather than reading it end to end. Last commit this month, Apache-2.0 license, has a test suite.

Size
Very large codebase
~187k lines · 712 code files · days to read — use, don't read
Setup
Developer setup
A real software project. Use it via its install path; don't expect to read it all.
Runs on
Python
No API keys detected
Python 99%C++ 1%
Where to start reading
  1. 1
    README.md
    Start here — what it does and how to install it
  2. 2
    pyproject.toml
    Dependencies and the commands it exposes
  3. 3
    lazyllm/__init__.py
    Inside lazyllm/ — the main logic begins here
  4. 4
    examples/__init__.py
    A worked example — copy this to get going
What's in each folder
lazyllm/Core code — the actual logic660 files
docs/Documentation289 files
examples/Examples you can copy30 files
csrc/Folder35 files
scripts/Helper scripts3 files
tests/Tests — proof it works223 files
.github/CI / automation (GitHub Actions)21 files
READMEHas testsDocumentedCI checksExamples includedApache-2.0 licenseUpdated this month
Quick Actions
Details
Creator
LazyAGI
Language
Python
Category
multi-agent
Published
6/4/2024

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