codex vs bitchat

codex and bitchat share 3 technologies: Tokio, tracing, and tracing-subscriber. codex is written in Rust and bitchat in Swift.

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What they share and what sets them apart

openai

codex

Lightweight coding agent that runs in your terminal

Rust134.9kRead on November 12, 2026, at commit 6bfdc75What is codex built with?

Only in codex

In common

Side by side

SizeLines written by people and agents, without generated ones; code files, without tests.
codex2,400,707 lines written4,321 code files
bitchat164,838 lines written318 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.
codex2.7% of its commits signed by AIWith Codex, Claude Code, and GitHub Copilot
bitchat21.8% of its commits signed by AIWith Claude Code and Cursor
ActivityFrom GitHub and its history, on the day SeeRepo read it.
codexLast push November 12, 202613,452 commits134,947 stars
bitchatLast push November 1, 2026975 commits37,082 stars
TestsThe files that test the code, and the share of code files a test imports.
codex2,531 test files52% of its code files have a test that imports them
bitchat239 test files81.1% of its code files have a test that imports them

Frequently asked questions

Which is bigger, codex or bitchat?
codex, with 2,400,707 lines written; bitchat has 164,838.

The proof: openai/codex's code at commit 6bfdc75

Which has more GitHub stars, codex or bitchat?
codex, with 134,947 stars; bitchat has 37,082.

The proof: openai/codex on GitHub

Which has more tests, codex or bitchat?
codex, with 2,531 test files; bitchat has 239.

The proof: openai/codex's code at commit 6bfdc75

Which was updated more recently, codex or bitchat?
codex: its last push was on November 12, 2026, and bitchat's on November 1, 2026.

The proof: openai/codex's commits on GitHub

Which has more commits signed by AI, codex or bitchat?
bitchat: an AI signed 21.8% of its commits, with Claude Code and Cursor; in codex, 2.7%.

The proof: the commits each tool signed in permissionlesstech/bitchat

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