Quick Verdict
OpenAI Codex leads on SWE-bench (72.8% vs -)
Pricing
| Oh My Pi | OpenAI Codex | |
|---|---|---|
| Price | Free (BYO keys) | $20-200/mo |
| Open source | Yes ✅ | Yes ✅ |
| Best for | Model exploration and experimentation | Parallel task execution |
Performance & Benchmarks
Oh My Pi scores - and OpenAI Codex scores 72.8% on SWE-bench. Here’s what that actually means for daily use.
Oh My Pi is built for model exploration and experimentation. It’s open source with Free (BYO keys) pricing.
OpenAI Codex is built for parallel task execution. It’s open source with $20-200/mo pricing. SWE-bench: 72.8%
Feature Comparison
| Feature | Oh My Pi | OpenAI Codex |
|---|
Pros & Cons
Oh My Pi
Pros:
- Largest model catalog
- Vision and browser automation
- Daily releases (v16+)
Cons:
- No built-in cron
- Less polished TUI
OpenAI Codex
Pros:
- Parallel Git worktree execution
- Cloud sandboxed agents
- Included in ChatGPT Plus
Cons:
- OpenAI models only
- Cloud-dependent for parallel mode
Verdict
OpenAI Codex leads on SWE-bench (72.8% vs -)
Oh My Pi is recommended for: Model experimentation and multi-model workflows OpenAI Codex is recommended for: Parallel ticket processing and batch tasks
For a full overview of all 15 agents, see the Complete Guide to AI Coding Agents.