Codex by OpenAI
AI that writes code for you
Shotgun CLI
Codebase-aware spec engine for Cursor, Claude Code & Lovable
Updated February 2026
| Codex by OpenAI | Shotgun CLI | |
|---|---|---|
| Rating | 5.0★ | 5.0★ |
| Reviews | 20 | 1 |
| Pros | 0 | 0 |
| FactScore™ | 66.1 | 15.1 |
FactScore™ Comparison
FactScore™ weighs both quality (rating) and popularity (reviews) for a fairer ranking than stars alone.
Pros & Cons
Only in Codex by OpenAI — Pros
No unique pros listedBoth tools — Pros
—Only in Shotgun CLI — Pros
No unique pros listedOnly in Codex by OpenAI — Cons
—Both tools — Cons
—Only in Shotgun CLI — Cons
—Details
| Codex by OpenAI | Shotgun CLI | |
|---|---|---|
| Categories | AI Coding Agents | AI Coding Agents, Command line tools |
| Platforms | Web | Web |
| Became Popular | August 10, 2021 | September 4, 2025 |
| Website | openai.com | shotgun.sh |
Who Should Pick Which?
Choose Codex by OpenAI if...
- No unique pros listed
Choose Shotgun CLI if...
- No unique pros listed
With a FactScore™ of 66.1 vs 15.1, Codex by OpenAI leads in community reception. Codex by OpenAI uniquely offers No unique pros listed, while Shotgun CLI stands out for No unique pros listed.
What Users Say
Codex by OpenAI
Even with new models around, Codex remains one of the most reliable AI coding assistants—fast, structured, and still very useful.
Still the fastest way to get a working regex or a complex utility function from a single-line comment.
OpenAI Codex has become an essential part of our development workflow. With our AGENTS.md providing project context, Codex understands our monorepo architecture and coding conventions, autonomously...
Shotgun CLI
This is a game-changer. Most AI coding tools stop at cool demos - Shotgun actually makes them useful for real products. Grounding specs in the repo + the whole “posse” approach is just brilliant. I...
Related Comparisons
Frequently Asked Questions
Which is better, Codex by OpenAI or Shotgun CLI?
Based on FactScore™, Codex by OpenAI leads with a score of 66.1 vs 15.1. Codex by OpenAI has a higher rating of 5.0★ compared to 5.0★.
What are the pros of Codex by OpenAI compared to Shotgun CLI?
Codex by OpenAI uniquely offers: No unique pros listed.
What are the pros of Shotgun CLI compared to Codex by OpenAI?
Shotgun CLI uniquely offers: No unique pros listed.
Is Codex by OpenAI better rated than Shotgun CLI?
Codex by OpenAI is rated 5.0★ from 20 reviews. Shotgun CLI is rated 5.0★ from 1 reviews.
What is the FactScore™ of Codex by OpenAI and Shotgun CLI?
FactScore™ weighs rating and review volume together. Codex by OpenAI scores 66.1 and Shotgun CLI scores 15.1.
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