commit

A workflow for creating a git commit, which is a saved record of code changes, from the current work and session context.

In plain words
What is it for?
Use it when committing changes, preparing a commit message, or finalizing staged work. It checks the repository status and writes a summary and reason for the changes.
Why use it?
It helps turn the right changes into a clear, conventionally named commit while avoiding unrelated files.

Skill for Claude CodeCodex

Install

Getting it into your agent

One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.

agentmods
npx agentmods add skills/openai/symphony/commit
Any agent
npx skills add openai/symphony --skill commit
Clone the repo
git clone --depth 1 https://github.com/openai/symphony

Made for: Claude Code, Codex.

Per session 36 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 591 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. Scan, not verified.
Origin original No closer match found in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5 $0.00036 $0.00591
Opus 5 $0.00018 $0.00296
Sonnet 5 $0.00007 $0.00118
Haiku 4.5 $0.00004 $0.00059

Measured yesterday against content hash 60788c28cdc1, method: parsed. Prices are Anthropic first-party input rates as of 2026-08-30, from the pricing page.

Security

Grade A, and why

commit scanned grade A with 0 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured yesterday.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Nothing flagged

None of the 26 patterns this scan looks for appear in this file: no shell pipes, no recursive deletes, no credential paths, no hidden text, no instruction-override or anti-refusal phrasing, no agent-config snooping. That is not a guarantee, it is the absence of the things that are checkable.

Origin

Copies of this mod

2 near-identical copies found in the catalogue:

  • commit — 100% identical, 0 lines differ
  • commit — 100% identical, 0 lines differ
.codex/skills/commit/SKILL.md · 76 lines

How it starts

The opening of the file, as written. The whole thing — 76 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Commit

Goals

  • Produce a commit that reflects the actual code changes and the session context.
  • Follow common git conventions (type prefix, short subject, wrapped body).
  • Include both summary and rationale in the body.

Inputs

  • Codex session history for intent and rationale.
  • git status, git diff, and git diff --staged for actual changes.
  • Repo-specific commit conventions if documented.

Steps

  1. Read session history to identify scope, intent, and rationale.
  2. Inspect the working tree and staged changes (git status, git diff, git diff --staged).
  3. Stage intended changes, including new files (git add -A) after confirming scope.
  4. Sanity-check newly added files; if anything looks random or likely ignored (build artifacts, logs, temp files), flag it to the user before committing.
  5. If staging is incomplete or includes unrelated files, fix the index or ask for confirmation.
  6. Choose a conventional type and optional scope that match the change (e.g., feat(scope): ..., fix(scope): ..., refactor(scope): ...).
  7. Write a subject line in imperative mood, <= 72 characters, no trailing period.
  8. Write a body that includes:
    • Summary of key changes (what changed).
    • Rationale and trade-offs (why it changed).
    • Tests or validation run (or explicit note if not run).
  9. Append a Co-authored-by trailer for Codex using Codex <[email protected]> unless the user explicitly requests a different identity.
  10. Wrap body lines at 72 characters.
  11. Create the commit message with a here-doc or temp file and use git commit -F <file> so newlines are literal (avoid -m with \n).
  12. Commit only when the message matches the staged changes: if the staged diff includes unrelated files or the message describes work that isn't staged, fix the index or revise the message before committing.

Output

  • A single commit created with git commit whose message reflects the session.

Template

Type and scope are examples only; adjust to fit the repo and changes.

Read the full file on GitHub · 76 lines

Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. yesterday First seen · 76 lines · 36 tokens per session scan A 60788c28cdc1

Subscribe to this mod's changes

commit is a skill published in the GitHub repository openai/symphony (26,941 stars, last pushed 12d ago), licensed Apache-2.0. It adds 36 tokens to every session and 591 once invoked, about $0.0002 per session on Opus 5. A static security scan graded it A with 0 findings. No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-30.

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