openai/codex
View on GitHub ↗ ★ 132,828 Rust
Lightweight coding agent that runs in your terminal
220 mentions on Hacker News by 164 people: 64 stories, 156 comments · first 2025-04-16 · latest 2026-10-27
20082026
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…own codebase still have "TODO" comments for the most trivial thing I can possibly imagine? < https://github.com/openai/codex/blob/rust-v0.0.2505302325/co... > made extra wtf by a comment at the top of the file laying out that requirement,…
comment by mdaniel · 2025-06-01 · in Codex CLI is going native -
Looks open-source to me - https://github.com/openai/codex/tree/main/codex-rs
comment by mappu · 2025-06-01 · in Codex CLI is going native -
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Codex CLI is going nativestory by bundie · 2025-06-01 · 129 comments
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Codex seems to also be available via CLI ( https://github.com/openai/codex ) as well as via the web ( https://chatgpt.com/codex ).
comment by diggan · 2025-05-19 · in Jules: An asynchronous coding agent -
…It's not as good as claude code right now but I bet it wont take long for them to catch up. https://github.com/openai/codex/tree/main
comment by ayargz · 2025-05-19 · in Claude Code SDK -
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Any good, apply-patch implementation by Open AI?story by sschmitt · 2025-05-19 · 0 comments
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…) or Claude Code ( https://docs.anthropic.com/en/docs/claude-code/overview ) or Codex ( https://github.com/openai/codex ) or plandex ( https://github.com/plandex-ai/plandex ) or kwaak ( https://github.com/bosun-ai/kwaak ) I'd venture to…
comment by terhechte · 2025-05-09 · in Void: Open-source Cursor alternative -
OpenAI has Codex CLI https://github.com/openai/codex
comment by ccheney · 2025-05-06 · in OpenAI reaches agreement to buy Windsurf for $3B -
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Codex: Support multiple providers via Responses-Completion transformationstory by tosh · 2025-04-22 · 0 comments
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Codex merged in to allow multiple providers today - https://github.com/openai/codex/pull/247
comment by shmoogy · 2025-04-21 · in Show HN: Open Codex – OpenAI Codex CLI with open-source LLMs -
…looks really simple, except I'll have to look into how their raw-exec takes care of writeableRoots: https://github.com/openai/codex/blob/0d6a98f9afa8697e57b9bae... [edit2] lol raw-exec doesn't do anything at all with writeableRoots, it's…
comment by fzzzy · 2025-04-18 · in MCP Run Python -
…many inline comments. Interestingly, their agent's system prompt mentions removing inline comments https://github.com/openai/codex/blob/main/codex-cli/src/util... . > - Remove all inline comments you added as much as possible, even if they…
comment by shekhargulati · 2025-04-17 · in OpenAI Codex CLI: Lightweight coding agent that runs in your terminal -
…like Claude Code? Also it looks like Open AI released a similar terminal based tool today. https://github.com/openai/codex Yes, I would say Plandex is generally similar in spirit to both Claude Code and OpenAI's new Codex tool. All three…
comment by danenania · 2025-04-17 · in Show HN: Plandex v2 – open source AI coding agent for large projects and tasks -
…like Claude Code? Also it looks like Open AI released a similar terminal based tool today. https://github.com/openai/codex Do you see an obvious distinctions or pros/cons between the terminal tools and the IDE systems?
comment by jmcpheron · 2025-04-16 · in Show HN: Plandex v2 – open source AI coding agent for large projects and tasks -
…volume to the container with the directory contents you want to be available for edit by the agent. https://github.com/openai/codex/blob/main/codex-cli/scripts/...
comment by Dangeranger · 2025-04-16 · in OpenAI Codex CLI: Lightweight coding agent that runs in your terminal -
Can be done already [1]. [1]: https://github.com/openai/codex/issues/14#issuecomment-28103...
comment by slig · 2025-04-16 · in OpenAI Codex CLI: Lightweight coding agent that runs in your terminal -
…full contents of large files you have already written, unless the user explicitly asks for them.`; https://github.com/openai/codex/blob/main/codex-cli/src/util...
comment by flakiness · 2025-04-16 · in OpenAI Codex CLI: Lightweight coding agent that runs in your terminal -
https://github.com/openai/codex/blob/main/codex-cli/src/comp... Hey comment this thing in! const thinkingTexts = ["Thinking"]; /* [ "Consulting the rubber duck", "Maximizing paperclips", "Reticulating splines", "Immanentizing the…
comment by flakiness · 2025-04-16 · in OpenAI Codex CLI: Lightweight coding agent that runs in your terminal -
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OpenAI Codex CLI: Lightweight coding agent that runs in your terminalstory by mfiguiere · 2025-04-16 · 289 comments
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Buried in the article, a new CLI for coding: > Codex CLI is fully open-source at https://github.com/openai/codex today.
comment by andrethegiant · 2025-04-16 · in OpenAI o3 and o4-mini