OpenAI Codex CLI vs Factory

Pick two tools from the same category to compare side-by-side.

	OpenAI Codex CLI OpenAI's official terminal coding agent; adopts the SKILL.md standard.	Factory Agent-native software development platform from Factory AI, powered by its Droid agents in the terminal, desktop, and web.
Category	harness	harness
Vendor type	open source	commercial
Pricing	freemium	subscription
Strengths	+ Adopts cross-vendor SKILL.md standard + Open source + Native OpenAI Responses API integration	+ Multi-surface platform spanning CLI, desktop, web, and headless CI/CD exec mode + Model routing across providers instead of single-vendor lock-in + Deep extensibility with MCP, custom droids, skills, hooks, and plugins + Multi-agent Missions for coordinated feature development
Tradeoffs	− Smaller plugin ecosystem than Claude Code	− No free tier; entry starts at the $20/month Pro subscription − Usage is capped by rolling rate limits within each subscription tier − Enterprise-oriented platform breadth can be heavyweight for solo developers
Used in stacks	0	0