Agent skill

Comet Tweak

by rpamis in rpamis/comet

Comet preset path: Non-bug small changes (tweak). An agent skill from rpamis/comet.

MITAuto-check passedAgent Workflows

Install Comet Tweak

skills CLI
$ npx skills add rpamis/comet --skill comet-tweak -a claude-code

Project install by default; add -g for ~/.claude/skills/.

GitHub CLI
$ gh skill install rpamis/comet comet-tweak --agent claude-code

Project scope by default; add --scope user for a personal install. Needs GitHub CLI 2.90.0 or later (public preview).

Manual copy
$ git clone --depth 1 https://github.com/rpamis/comet.git skills-src && mkdir -p .claude/skills && cp -r skills-src/eval/local/skills/benchmarks/039-release/comet-classic-039-tweak .claude/skills/comet-tweak && rm -rf skills-src

Use ~/.claude/skills/ instead of .claude/skills for a personal install. The folder must contain SKILL.md.

Claude Code skills documentation · loads skills from .claude/skills/

Facts

Skill name
comet-tweak
GitHub stars
3.2k
Token cost
~2.2k tokens
SKILL.md length
1,001 words
Files
1
Skills in repo
52
Repo updated
First seen
Licence
MIT

At a glance

Comet preset path: Non-bug small changes (tweak). An agent skill from rpamis/comet.

  • Works in 5 steps: Output Language Constraint → Quick Open (preset open) → Lightweight Build (preset build) → …
  • Tasks that involve Brainstorming
  • SKILL.md covers Process (preset workflow, 4…, Continuous Execution Mode, Upgrade Conditions and Exit Conditions, plus 1 more section
  • Calls mvn and npm

What it does

Comet Tweak is an agent skill from rpamis/comet. Comet preset path: Non-bug small changes (tweak). Skip brainstorming and full plan, directly open → lightweight build → light verify → archive. Applicable for copy, configuration, documentation or prompt local optimization.

Its SKILL.md is about 2.2k tokens, which your agent loads only when the skill is triggered. It is a single SKILL.md file with no bundled scripts.

It sits in Agent Workflows, covering Brainstorming. The repository describes itself as: Comet: agent skill harness for turning ideas into evaluated workflows. The licence is MIT.

When your agent uses it

  • Tasks that involve Brainstorming

Example prompts

  • “/comet-tweak”

Workflow steps

5 steps, taken from the step headings in SKILL.md.

  1. Output Language Constraint
  2. Quick Open (preset open)
  3. Lightweight Build (preset build)
  4. Lightweight Verification (preset verify)
  5. Archive (preset archive)

What it can do on your machine

Read from SKILL.md and the folder at commit 0fd42a0. It shows what the files ask for, not the result of running them.

  • Tool permissions

    Pre-approves nothing: there is no allowed-tools line, so your agent's usual permission prompts apply.

    From allowed-tools in the SKILL.md frontmatter.

  • Runs code

    Shell commands in SKILL.md call:

    • mvn
    • npm

    From the folder's file list and the shell code blocks in SKILL.md.

  • Network

    No URLs in SKILL.md. Its commands use npm, which can reach the network depending on how they are called.

    From URLs in SKILL.md, links to its own repository left out.

  • Credentials

    Names no API keys, tokens, secrets or passwords.

    From names ending in _API_KEY, _TOKEN, _SECRET, _KEY or _PASSWORD in SKILL.md.

Context cost

Comet Tweak loads about 2.2k tokens when it runs. Until then it costs about 59 tokens; SKILL.md has 1,001 words of instructions outside code blocks.

Always · name and description, kept in context so the agent knows when to use it
~59
When it runs · the whole SKILL.md, loaded when a task matches
~2.2k

Estimates: characters ÷ 4, the usual rule of thumb; real counts depend on the model's tokenizer. Scripts and assets cost tokens only if the agent reads them.

Safety

Auto-check passed

The automated check found no risky patterns in SKILL.md.

Automated static check — not a guarantee. Review scripts before installing. It scans the text of SKILL.md for risky patterns (piping downloads into a shell, reading credential files, hidden Unicode, destructive commands); files beside SKILL.md are not scanned.

SKILL.md

The full file from rpamis/comet at commit 0fd42a0, republished under its MIT licence (© rpamis). 1,001 words, ~2,224 tokens.

Download SKILL.mdSave it as .claude/skills/comet-tweak/SKILL.md (or your agent's skills folder).
name
comet-tweak
description
Comet preset path: Non-bug small changes (tweak). Skip brainstorming and full plan, directly open → lightweight build → light verify → archive. Applicable for copy, configuration, documentation or prompt local optimization.

Comet Preset Path: Tweak

Tweak is a preset workflow of Comet's five-phase capabilities, not an independent parallel process. It reuses open, build, verify, archive capabilities, only skipping brainstorming and full plan.

Applicable for non-bug small scope changes, such as copy adjustment, configuration adjustment, documentation or prompt local optimization.

Applicable conditions (all must be met):

  1. No new capability
  2. No architecture changes
  3. No interface changes
  4. Typically no more than 3 tasks (file count constraint see upgrade conditions below)

Not applicable: If change process discovers need for capability, architecture or interface adjustments, should upgrade to full /comet workflow.


Process (preset workflow, 4 phases)

0. Output Language Constraint

Streamlined OpenSpec artifacts must use the language of the user request that triggered this workflow.

Execution chain: open → lightweight build → light verify → archive. Tweak provides default decisions for each phase: streamlined open, lightweight build, lightweight verification, and final archive confirmation after verification passes.

Locate Comet scripts before starting:

bash
COMET_ENV="${COMET_ENV:-$(find . "$HOME"/.*/skills "$HOME/.config" "$HOME/.gemini" -path '*/comet/scripts/comet-env.sh' -type f -print -quit 2>/dev/null)}"
if [ -z "$COMET_ENV" ]; then
  echo "ERROR: comet-env.sh not found. Ensure the comet skill is installed." >&2
  return 1
fi
. "$COMET_ENV"
1. Quick Open (preset open)

Reuse Comet open capability to create change, but use tweak defaults: do not execute openspec-explore long exploration, directly enter streamlined change creation.

Immediately execute: Use the Skill tool to load the openspec-new-change skill. Skipping this step is prohibited.

After the skill loads, follow its guidance to create streamlined artifacts:

  • proposal.md — change motivation + goals + scope
  • design.md — brief implementation description (no solution comparison needed)
  • tasks.md — no more than 3 tasks
  • No delta spec needed (unless change modifies existing spec acceptance scenarios; once delta spec is needed, upgrade to full /comet)

Initialize Comet state file:

bash
"$COMET_BASH" "$COMET_STATE" init <name> tweak

Verify initialized state:

bash
"$COMET_BASH" "$COMET_STATE" check <name> open

Run phase guard to transition open → build:

bash
"$COMET_BASH" "$COMET_GUARD" <change-name> open --apply
2. Lightweight Build (preset build)

Use tweak defaults: build_mode: direct. Skip Superpowers brainstorming and writing-plans.

Before continuing or starting changes, handle uncommitted changes through comet/reference/dirty-worktree.md. If attribution shows scope exceeds tweak, handle it through this file's "Upgrade Conditions".

Immediately execute: Execute tasks one by one according to tasks.md:

  1. Read openspec/changes/<name>/tasks.md, get incomplete task list
  2. For each incomplete task:
    • Modify target files according to task description
    • Run project formatter (e.g., mvn spotless:apply, npm run format)
    • Run related tests to confirm pass
    • Check corresponding - [ ] to - [x] in tasks.md
    • Commit code, commit message format: tweak: <brief change description>
  3. After all tasks complete, explicitly run relevant project tests and build commands
  4. Run phase guard to transition build → verify:
bash
"$COMET_BASH" "$COMET_GUARD" <change-name> build --apply

State automatically updates to phase: verify, verify_result: pending, then enter verification.

During tweak execution, whenever running programs, tests, builds, or manual verification results in crashes, abnormal behavior, test failures, or build failures, you must use the Skill tool to load the Superpowers systematic-debugging skill. Do not propose or implement source code fixes before completing root cause investigation.

For specific investigation, minimal failing test, fix verification, and keeping the current change verification loop, follow comet/reference/debug-gate.md.

3. Lightweight Verification (preset verify)

Reuse /comet-verify. Tweak must maintain lightweight verification conditions: ≤ 3 tasks, ≤ 4 files, no delta spec, no new capability.

Immediately execute: Use the Skill tool to load the comet-verify skill. Skipping this step is prohibited.

If scale assessment enters full verification path, stop tweak, handle per upgrade conditions blocking confirmation.

After verification passes, record .comet.yaml verify_result as pass according to /comet-verify rules, must not skip this status before archiving. After verification passes, still enter /comet-archive's final archive confirmation; do not automatically run the archive script.

4. Archive (preset archive)

Reuse /comet-archive. Must satisfy verify_result: pass in .comet.yaml before archiving, and wait for /comet-archive's final archive confirmation.

Immediately execute: Use the Skill tool to load the comet-archive skill to archive. Skipping this step is prohibited.


Show full SKILL.md (418 more words)Show less

Continuous Execution Mode

<IMPORTANT>
Tweak workflow is **one-time continuous execution**. After invoking `/comet-tweak`, agent must automatically advance through tweak steps, without pausing to wait for user input mid-way.

Exception: when .comet.yaml has auto_transition: false, after each phase guard advances phase, do not auto-invoke the next skill. In this case, use "$COMET_BASH" "$COMET_STATE" next <name> output and pause for manual continuation as instructed.

The following situations must pause and wait for user confirmation:

  1. Encountering upgrade conditions (see "Upgrade Conditions" section). Must use the current platform's available user input/confirmation mechanism to pause and wait for the user to explicitly confirm upgrading to full workflow
  2. verify phase (comet-verify) verification-failure and branch-handling decisions
  3. Final archive confirmation (before comet-archive runs the archive script)

Execution order: quick open → lightweight build → lightweight verification → archive → complete

After each phase completes, immediately enter next phase. Within each phase, must still call corresponding Comet/OpenSpec/Superpowers skill according to above requirements; if the called skill has its own user decision points, follow that skill's rules. </IMPORTANT>


Upgrade Conditions

Upgrade to full /comet when any of the following conditions are met:

ConditionExplanation
Change involves 5+ filesExceeds small change scope
Cross-module coordination requiredRequires cross-component coordination
5+ new test cases neededChange complexity rising
Config item additions or deletionsConfig changes beyond value modifications
New capability neededExceeds local optimization
Delta spec neededAffects existing specs

When upgrade conditions are met, must follow the comet/reference/decision-point.md protocol to pause and wait for the user to explicitly confirm upgrading to the full /comet workflow. Do not directly enter /comet-design, and do not automatically supplement Design Doc.

After user confirms upgrade, must first update the workflow and phase fields before entering full flow:

bash
"$COMET_BASH" "$COMET_STATE" set <name> workflow full
"$COMET_BASH" "$COMET_STATE" set <name> phase design

Then on current change basis, supplement Design Doc: Immediately use the Skill tool to load the comet-design skill, proceed normally with full workflow. If user does not confirm upgrade, stop tweak and report that current change has exceeded tweak scope.


Exit Conditions

  • Small change completed, tests pass
  • Change archived
  • No new capability, architecture adjustments or interface changes
  • Phase guard: Before build → verify run "$COMET_BASH" "$COMET_GUARD" <change-name> build --apply; before verify → archive follow /comet-verify and run "$COMET_BASH" "$COMET_GUARD" <change-name> verify --apply

Automatic Handoff to Next Phase

Follow comet/reference/auto-transition.md. Key command:

bash
"$COMET_BASH" "$COMET_STATE" next <name>
  • NEXT: auto → invoke the skill pointed to by SKILL to continue tweak workflow (phase: build returns comet-tweak, verify returns comet-verify, archive returns comet-archive)
  • NEXT: manual → do not invoke the next skill; prompt user to manually run /<SKILL> per HINT
  • NEXT: done → workflow is complete, no further action needed

© rpamis, MIT. Rendered from Markdown: HTML in the file is shown as text, images as links, and headings moved down two levels. Raw file

Files

Just SKILL.md in eval/local/skills/benchmarks/039-release/comet-classic-039-tweak of rpamis/comet.

Open the folder on GitHubat commit 0fd42a0

Compare with similar skills

Comet Tweak next to the 5 skills that share the most tags, products or categories with it. Stars are the repository's; “used in” counts other GitHub owners with a copy.

Comet Tweak compared with similar skills
SkillStarsUsed inTokensAuto-checkLicenceRepo updated
Comet Tweak this skillrpamis/comet3.2k—~2.2kAutomated safety check: PassMIT
Brainstormingxpinjection/test-driven-spring-boot11254 repos~2.6kAutomated safety check: PassMIT
Typesafe AIOpenAgentsInc/openagents4559 repos~2.5kAutomated safety check: PassMIT
Yao Meta Skillyaojingang/yao-meta-skill2.7k—~768Automated safety check: PassMIT
Trellis StartROYIANS/foliq-print-template-designer1356 repos~646Automated safety check: PassMIT
Brainstorming Before BuildingjnMetaCode/superpowers-zh8.3k—~1.8kAutomated safety check: PassMIT

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Categories

Questions about Comet Tweak

What does Comet Tweak do?

Comet preset path: Non-bug small changes (tweak). An agent skill from rpamis/comet. Comet Tweak is an agent skill from rpamis/comet. Comet preset path: Non-bug small changes (tweak).

When should I use Comet Tweak?

Comet Tweak fits situations like: tasks that involve Brainstorming.

How do I install Comet Tweak in Claude Code?

Run `npx skills add rpamis/comet --skill comet-tweak -a claude-code`. Or copy the skill folder (eval/local/skills/benchmarks/039-release/comet-classic-039-tweak in rpamis/comet) into .claude/skills/comet-tweak in your project. Claude Code loads it when a task matches its description.

How do I install Comet Tweak in Codex?

Run `npx skills add rpamis/comet --skill comet-tweak -a codex`. Or copy the skill folder (eval/local/skills/benchmarks/039-release/comet-classic-039-tweak in rpamis/comet) into .agents/skills/comet-tweak in your project. Codex loads it when a task matches its description.

Can I use Comet Tweak in Cursor, Gemini CLI or GitHub Copilot?

Cursor, Gemini CLI, GitHub Copilot and OpenCode also load SKILL.md folders. With the skills CLI, run `npx skills add rpamis/comet --skill comet-tweak -a cursor` (or -a gemini-cli, github-copilot or opencode for the others). To copy it by hand, put the folder in .cursor/skills/comet-tweak, .gemini/skills/comet-tweak, .github/skills/comet-tweak and .opencode/skills/comet-tweak in your project.

What does Comet Tweak need to run?

Going by SKILL.md and its folder, Comet Tweak needs the command-line tools its instructions call (mvn and npm).

Does Comet Tweak access the network?

SKILL.md contains no URLs. Its commands use npm, which can reach the network depending on how they are called. This is read from the text; nothing was executed.

Is Comet Tweak safe to install?

Our automated static check of SKILL.md found no risky patterns, such as piping downloads into a shell, reading credential files or hidden Unicode. It is not a guarantee. Review the folder before installing.

What licence does Comet Tweak use?

Comet Tweak is published under the MIT licence (the repository's licence). It allows redistribution, so the full SKILL.md is shown on this page.

How many tokens does Comet Tweak use?

About 2.2k tokens (SKILL.md is roughly 8.9k characters). Agents keep only the skill's name and description in context until a task matches; then they load SKILL.md in full.

What are the alternatives to Comet Tweak?

Skills that share tags, products or a category with Comet Tweak: Brainstorming (xpinjection/test-driven-spring-boot, 112 stars), Typesafe AI (OpenAgentsInc/openagents, 455 stars), Yao Meta Skill (yaojingang/yao-meta-skill, 2.7k stars) and Trellis Start (ROYIANS/foliq-print-template-designer, 135 stars). The comparison table on this page puts their stars, adoption, token cost, safety result and licence side by side.

Who maintains Comet Tweak?

rpamis (a GitHub organization) maintains it in rpamis/comet, which has 3,166 GitHub stars. The repository holds 52 skills in this directory. The repository was last updated on October 9, 2026.

Source: rpamis/comet on GitHub. Facts on this page come from the repository at the commit we read; the author's words are quoted as theirs.