Agent skill

Fleet Operations

by autonomous-ai in autonomous-ai/openharness

Inspect Harness sessions, explain activity and resource readings, preview cleanup, and stop or open explicitly selected sessions through their owning daemons.

MITAuto-check passed

Install Fleet Operations

skills CLI
$ npx skills add autonomous-ai/openharness --skill fleet-operations -a claude-code

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

GitHub CLI
$ gh skill install autonomous-ai/openharness fleet-operations --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/autonomous-ai/openharness.git skills-src && mkdir -p .claude/skills && cp -r skills-src/store/agents/harness-monitor/skills/fleet-operations .claude/skills/fleet-operations && 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
fleet-operations
GitHub stars
1.1k
Token cost
~840 tokens
SKILL.md length
443 words
Files
3 (incl. references)
Skills in repo
100
Repo updated
First seen
Licence
MIT

At a glance

Inspect Harness sessions, explain activity and resource readings, preview cleanup, and stop or open explicitly selected sessions through their owning daemons.

  • SKILL.md covers Actions, Close harnesses outside tabs and Cleanup rules
  • Instructions only: no scripts, shell commands, URLs or credentials in SKILL.md

What it does

Fleet Operations is an agent skill from autonomous-ai/openharness. Inspect Harness sessions, explain activity and resource readings, preview cleanup, and stop or open explicitly selected sessions through their owning daemons.

Its SKILL.md is about 840 tokens, which your agent loads only when the skill is triggered. The skill folder holds 3 other files, including reference files (for example `references/policy.md` and `references/signals.md`).

The repository describes itself as: The ultimate harness for coding agents and beyond. All your agents. All your machines. One command center. Start with code, then follow your curiosity and build across… The licence is MIT.

Example prompts

  • “/fleet-operations”

What it can do on your machine

Read from SKILL.md and the folder at commit 50da5db. 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

    No scripts in the folder and no shell commands in SKILL.md.

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

  • Network

    No URLs in SKILL.md.

    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

Fleet Operations loads about 840 tokens when it runs, and up to ~1.7k if it reads all its reference files. Until then it costs about 44 tokens; SKILL.md has 443 words of instructions outside code blocks.

Always · name and description, kept in context so the agent knows when to use it
~44
When it runs · the whole SKILL.md, loaded when a task matches
~840
With references · SKILL.md plus every file in references/, read only if the agent opens them
~1.7k

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 autonomous-ai/openharness at commit 50da5db, republished under its MIT licence (© autonomous-ai). 443 words, ~840 tokens.

Download SKILL.mdSave it as .claude/skills/fleet-operations/SKILL.md (or your agent's skills folder). This skill also uses 2 other files; get the full folder from GitHub.
name
fleet-operations
description
Inspect Harness sessions, explain activity and resource readings, preview cleanup, and stop or open explicitly selected sessions through their owning daemons.

Fleet operations

The table is the primary interface. Use this skill when the person asks the assistant to investigate sessions or review cleanup. Do not start work simply because the monitor opened.

Start with "$HPS_CLI" ls --json --all --machines. Read references/signals.md before explaining activity or resource readings. Use composite machine/agent IDs when names or IDs are ambiguous. Missing measurements are unknown; an offline machine is not a stopped session.

Actions

  • hps show <ref> --machines --json reads one session.
  • hps stop <ref> --machines --json asks its owning daemon to stop the process and retain history.
  • hps open <ref> --machines --json restores saved launch settings. Check resumeMode: conversation, fresh conversation, or shell. Do not promise every engine resumes the same conversation.
  • hps stop --policy --machines --json previews cleanup; --apply applies the current plan.
  • hps cleanup --machines --json previews harnesses outside all open tabs; --apply closes them. Background tabs and local utility tabs such as Companions stay open.
  • hps open --stopped --machines --json previews reopening stopped sessions; --apply executes it.

For more than two sessions, show the dry run with reasons and obtain approval before applying it, unless those targets are already authorized. Recheck the plan after approval; if the targets changed, present the new targets. Named actions must still correspond to the person's request. Never use --force unless explicitly requested for those sessions. The row's × button is an explicit single-session stop and may interrupt work in progress.

The daemon owns process identity, stopping and open configuration on local and linked machines. Do not signal PIDs, reconstruct engine flags, respawn a tmux pane, or edit the registry. After a timeout, read the original open receipt; do not invent a new operation to compensate. Explain refusals and uncertain outcomes. Receipts are recorded in ~/.harness/monitor/log.jsonl.

Show full SKILL.md (153 more words)Show less

Close harnesses outside tabs

Use hps cleanup only when the person asks to close harnesses outside their tabs. Review the names and activity first: it includes working and unknown activity and can end unfinished work. The owning daemon rechecks open tabs and session identity and saves history before closing. Never bypass those guards. Report offline machines, unsupported versions, save failures and unconfirmed closes.

Cleanup rules

references/policy.md explains the proposal rules. They never run automatically. Working sessions, questions, pins, unavailable controls and unknown activity are protected by default. These policy rules do not use the open-tab guard of the separate hps cleanup command.

Rules and pins live in ~/.config/harness/policy.jsonc. Preserve comments and simulate a proposed change before applying it. Do not change thresholds to make a refused cleanup succeed.

Never delete transcripts or project folders. Stopping a process can interrupt unfinished work, even though its history is retained. Report what the tools actually confirmed.

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

Files

SKILL.md and 2 other files (references) in store/agents/harness-monitor/skills/fleet-operations of autonomous-ai/openharness.

  • SKILL.md
  • references/policy.md
  • references/signals.md

Open the folder on GitHubat commit 50da5db

Compare with similar skills

Fleet Operations 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.

Fleet Operations compared with similar skills
SkillStarsUsed inTokensAuto-checkLicenceRepo updated
Fleet Operations this skillautonomous-ai/openharness1.1k—~840Automated safety check: PassMIT
Read Sessionasgeirtj/system_prompts_leaks69k—~2.4kAutomated safety check: PassCC0-1.0
Fleet Manager for Agent Sessionsasgeirtj/system_prompts_leaks69k—~2.5kAutomated safety check: PassCC0-1.0
Session History Searchslopus/happy24k—~3.1kAutomated safety check: PassMIT
Session Handoffsickn33/agentic-awesome-skills47k—~1.8kAutomated safety check: NotesMIT
Coding Agent Session Findercode-yeongyu/oh-my-openagent70k1 repos~2.8kAutomated safety check: PassCustom licence

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Questions about Fleet Operations

What does Fleet Operations do?

Inspect Harness sessions, explain activity and resource readings, preview cleanup, and stop or open explicitly selected sessions through their owning daemons. Fleet Operations is an agent skill from autonomous-ai/openharness. Inspect Harness sessions, explain activity and resource readings, preview cleanup, and stop or open explicitly selected sessions through their owning daemons.

How do I install Fleet Operations in Claude Code?

Run `npx skills add autonomous-ai/openharness --skill fleet-operations -a claude-code`. Or copy the skill folder (store/agents/harness-monitor/skills/fleet-operations in autonomous-ai/openharness) into .claude/skills/fleet-operations in your project. Claude Code loads it when a task matches its description.

How do I install Fleet Operations in Codex?

Run `npx skills add autonomous-ai/openharness --skill fleet-operations -a codex`. Or copy the skill folder (store/agents/harness-monitor/skills/fleet-operations in autonomous-ai/openharness) into .agents/skills/fleet-operations in your project. Codex loads it when a task matches its description.

Can I use Fleet Operations 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 autonomous-ai/openharness --skill fleet-operations -a cursor` (or -a gemini-cli, github-copilot or opencode for the others). To copy it by hand, put the folder in .cursor/skills/fleet-operations, .gemini/skills/fleet-operations, .github/skills/fleet-operations and .opencode/skills/fleet-operations in your project.

What does Fleet Operations need to run?

SKILL.md names no scripts, command-line tools or credentials: Fleet Operations is instructions for the agent only.

Does Fleet Operations access the network?

SKILL.md contains no URLs. Any network use would come from the scripts or tools the agent runs. This is read from the text; nothing was executed.

Is Fleet Operations 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 Fleet Operations use?

Fleet Operations 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 Fleet Operations use?

About 840 tokens (SKILL.md is roughly 3.4k characters). Agents keep only the skill's name and description in context until a task matches; then they load SKILL.md in full. Its references folder adds about 861 tokens, read only when the agent opens those files.

What are the alternatives to Fleet Operations?

Skills that share tags, products or a category with Fleet Operations: Read Session (asgeirtj/system_prompts_leaks, 69k stars), Fleet Manager for Agent Sessions (asgeirtj/system_prompts_leaks, 69k stars), Session History Search (slopus/happy, 24k stars) and Session Handoff (sickn33/agentic-awesome-skills, 47k stars). The comparison table on this page puts their stars, adoption, token cost, safety result and licence side by side.

Who maintains Fleet Operations?

autonomous-ai (a GitHub organization) maintains it in autonomous-ai/openharness, which has 1,149 GitHub stars. The repository holds 100 skills in this directory. The repository was last updated on October 8, 2026.

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