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Top 10 Codex CLI Tips Every Developer Should Know

Emmanuel Mumba on September 26, 2025

Codex CLI has quickly become a go-to tool for developers looking to streamline workflows, automate repetitive tasks, and bring AI assistance direct...
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Gary Svenson

Very good tips. Hopes to read more content from you, Emmanuel!

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Emmanuel Mumba

Thanks a lot, Gary! I’ll definitely keep sharing more Codex and dev productivity content.

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Klaudia Kováčová

So we collectively decided that CodeX is the way to go now, instead of Claude Code, right?

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Emmanuel Mumba

Haha, it does feel like the momentum is moving toward Codex lately.

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Ananya Balehithlu

Excellent work! However as a beginner dev I still want to learn more by doing everything myself instead of totally relying on AI!

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Emmanuel Mumba

That’s a great approach. Using Codex as a complement to your own coding process (instead of replacing it) is honestly the best way to learn.

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Ralph Sebastian

Brilliant!

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Emmanuel Mumba

Appreciate it, Ralph! Glad you found it useful.

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Kristen

Any cursor tips? Please share with us!

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Emmanuel Mumba

Cursor has some handy tricks too. I’ll put together a roundup on that soon

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Dylan Ashford

That’s a solid roundup—really like the AGENTS.md idea. Having a simple guidance file in the repo feels way more practical than constantly re-explaining setup.

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Emmanuel Mumba

Exactly! AGENTS.md really reduces friction for onboarding and consistency. It’s one of those small things that makes a big difference.