codex vs cargo
codex and cargo share 6 technologies: SQLite, hmac, pulldown-cmark, schemars, tracing, and tracing-subscriber. Both are written in Rust.
LinkedInWhat they share and what sets them apart
openai
codex
Lightweight coding agent that runs in your terminal
Rust133.1kRead on November 4, 2026, at commit 021fccbWhat is codex built with?Only in codex
In common
rust-lang
cargo
The Rust package manager
Rust15.7kRead on November 8, 2026, at commit c82e769What is cargo built with?Only in cargo
rusqlite
- anstyle
- http-auth
- handlebars
- tracing-chrome
Side by side
codexcargo
SizeLines written by people and agents, without generated ones; code files, without tests.
codex2,320,674 lines written4,216 code files
cargo351,287 lines written327 code files
Who writes itA commit counts as AI's when it carries its signature: a Co-Authored-By line, its author name or the merge of its branch.
codex2.8% of its commits signed by AIWith Codex, Claude Code, and GitHub Copilot
cargo0% of its commits signed by AIWith Codex
ActivityFrom GitHub and its history, on the day SeeRepo read it.
codexLast push November 4, 202613,099 commits133,103 stars
cargoLast push November 7, 202616,021 commits15,685 stars
TestsThe files that test the code, and the share of code files a test imports.
codex2,448 test files51.6% of its code files have a test that imports them
cargo1,035 test files2.8% of its code files have a test that imports them
Frequently asked questions
Which is bigger, codex or cargo?
codex, with 2,320,674 lines written; cargo has 351,287.
The proof: openai/codex's code at commit 021fccb
Which has more GitHub stars, codex or cargo?
codex, with 133,103 stars; cargo has 15,685.
The proof: openai/codex on GitHub
Which has more tests, codex or cargo?
codex, with 2,448 test files; cargo has 1,035.
The proof: openai/codex's code at commit 021fccb
Which was updated more recently, codex or cargo?
cargo: its last push was on November 7, 2026, and codex's on November 4, 2026.
The proof: rust-lang/cargo's commits on GitHub
Which has more commits signed by AI, codex or cargo?
codex: an AI signed 2.8% of its commits, with Codex, Claude Code, and GitHub Copilot.
The proof: the commits each tool signed in openai/codex
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