gleam vs codex
gleam and codex share 5 technologies: Tokio, pulldown-cmark, zip, tracing, and tracing-subscriber. Both are written in Rust.
LinkedInWhat they share and what sets them apart
gleam-lang
gleam
⭐️ A friendly language for building type-safe, scalable systems!
Rust22kRead on November 5, 2026, at commit 2e7275fWhat is gleam built with?Only in gleam
rpassword
In common
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
Side by side
gleamcodex
SizeLines written by people and agents, without generated ones; code files, without tests.
gleam236,829 lines written140 code files
codex2,320,674 lines written4,216 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.
gleam0% of its commits signed by AI
codex2.8% of its commits signed by AIWith Codex, Claude Code, and GitHub Copilot
ActivityFrom GitHub and its history, on the day SeeRepo read it.
gleamLast push November 3, 202611,770 commits22,021 stars
codexLast push November 4, 202613,099 commits133,103 stars
TestsThe files that test the code, and the share of code files a test imports.
gleam148 test files44.3% of its code files have a test that imports them
codex2,448 test files51.6% of its code files have a test that imports them
Frequently asked questions
Which is bigger, gleam or codex?
codex, with 2,320,674 lines written; gleam has 236,829.
The proof: openai/codex's code at commit 021fccb
Which has more GitHub stars, gleam or codex?
codex, with 133,103 stars; gleam has 22,021.
The proof: openai/codex on GitHub
Which has more tests, gleam or codex?
codex, with 2,448 test files; gleam has 148.
The proof: openai/codex's code at commit 021fccb
Which was updated more recently, gleam or codex?
codex: its last push was on November 4, 2026, and gleam's on November 3, 2026.
The proof: openai/codex's commits on GitHub
Which has more commits signed by AI, gleam or codex?
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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