Codex CLI Review 2026: OpenAI's Terminal Coding Agent, Tested on Its Docs
This story is from 2026-10-07. It is preserved in the archive; the latest stories are on the live feed.
Codex CLI is OpenAI’s open-source coding agent that lives in your terminal — inspecting files, editing code, running commands and reviewing diffs. I went through the CLI docs, the openai/codex repository and the current feature set to explain what Codex CLI does well in 2026, what it costs, and whe…
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- 2026-10-07 15:44 · DEV Community — AI
Codex CLI Review 2026: OpenAI's Terminal Coding Agent, Tested on Its Docs