Tier 4 · Open-source coding agents Coding agents · fetched 2026-07-02

ChatDev

A virtual software company of communicating agents organized in a waterfall of chat chains (design, coding, testing, documentation) - a research-grade study of communicative multi-agent software development.

View source on GitHub

Key takeaways

01
Chat-chain phases give multi-agent work checkpointable structure

Flows built on this research

Agent Architecture

Single-Agent vs Multi-Agent: Decide and Design

A decision flow for the most expensive architecture choice in agent systems - grounded in what actually ships versus what demos well.

4 steps · 45-75 minutes