swarm SKILL.md skillA

swarm from backnotprop/pstack is an agent skill: a SKILL.md folder an AI agent loads when a task calls for it.

Install it, pinned
mdr add backnotprop/pstack/swarm@git:20261024.18b6c36

Pins git:20261024.18b6c36 in mdr.lock. Pin the fingerprint instead.

Audit grade
A, 17 of 17 checks passed
Kind
SKILL.md skill
Repository
backnotprop/pstack
Path
skills/swarm/SKILL.md
Versions recorded
12
Latest version
git:20261024.18b6c36, committed Oct 24, 2026
First version recorded
Aug 19, 2026
Size
3,469 bytes
Repository stars
3,337
License
MIT

Fan out N parallel workers, drain them, and return one report. Use for /swarm, 'swarm this', or parallel coverage, races, gauntlets, and exploration.

Collected from public GitHub. Every version is saved exactly as it was and never changes. Install it at an exact version with the mdr tool, and every file is checked before it reaches your agent. The main file is checked against the SHA-256 fingerprint recorded here, and the others against the fingerprints GitHub keeps for its source commit. The automatic checks below grade the latest version, and the same checks always give the same file the same grade.

What the file says

# Swarm

## Start

Open a todolist with one entry per phase before launching anything.

1. Frame
2. Fan out
3. Aggregate
4. Report

## Phase A: Frame

1. State the done predicate and the artifact or report the swarm must return.
2. Choose the shape. Partition into slices, race N workers on identical briefs, or mix both. For a race or mixed shape, declare `first pass`, `rank all`, or `best-of` before spawning.
3. Pick the worker model from the `swarm workers` line in the pstack settings file (`~/.cursor/rules/pstack-models.mdc` in Cursor, `~/.claude/rules/pstack-models.md` in Claude Code, `~/.agents/pstack-models.md` in other harnesses). If the file or that line is missing, use `grok-4.7-xhigh-fast`. For `auto` or `inherit-parent`, omit `model` so the workers run on the parent model. If your subagent tool rejects a slug, use the default and say so. If it rejects the default, use the closest valid slug of the same family from its error message or your harness's model list. For a model race, name each arm's model up front. Pick each subagent's reasoning level and fast or standard speed for the job, per the Subagents section of the **poteto-mode** skill.
…

Read the whole file at its exact version.

How to install

The exact contents, by fingerprint
mdr add backnotprop/pstack/swarm@sha256:c94b57907ef23936

The line at the top of this page pins the label git:20261024.18b6c36, which is what most people want. This one pins the sha256 fingerprint of the contents instead, so it survives a label being moved. Either way the exact version is written to mdr.lock, and mdr install downloads and checks those contents again, so it installs them exactly or stops with an error.

Badge

mdr badge

[![mdr](https://markdownregistry.com/badge/art_df5rhrhqq74npjzs.svg)](https://markdownregistry.com/a/art_df5rhrhqq74npjzs)

2 badge image fetches in 30 days. What the badge shows.

Versions

The registry has recorded 12 versions of this file, between Aug 19, 2026 and Oct 24, 2026, about one every 6 days.

versioncommittedcommitsizeaudit
git:20261024.18b6c36 latest2026-10-24 18b6c36 3,469 BA view · diff
git:20261024.eed14402026-10-24 eed1440 2,739 BA view · diff
git:20261020.e44668c2026-10-20 e44668c 3,464 BA view · diff
git:20261019.0c3333f2026-10-19 0c3333f 3,413 BA view · diff
git:20261019.6ddf66a2026-10-19 6ddf66a 2,734 BA view · diff
git:20261015.6f131f12026-10-15 6f131f1 3,761 BA view · diff
git:20261015.df856f42026-10-15 df856f4 3,082 BA view · diff
git:20261004.124f6222026-10-04 124f622 3,628 BA view · diff
git:20261004.c0c3f132026-10-04 c0c3f13 2,949 BA view · diff
git:20260914.aa2db462026-09-14 aa2db46 2,817 BA view · diff
git:20260914.55bfdc22026-09-14 55bfdc2 2,172 BA view · diff
git:20260819.4b32d9d2026-08-19 4b32d9d 2,232 BA view

Audit of the latest version

A  17 of 17 checks passed. Fixed automatic checks with no AI involved, so the same checks give the same answer every run.
  • pass: Frontmatter block present
  • pass: Frontmatter declares a name
  • pass: Frontmatter declares a description
  • pass: Size between 200 bytes and 200 KB (3469 bytes)
  • pass: No zero-width or bidi control characters
  • pass: No instruction hidden inside an HTML comment
  • pass: No link to an exfiltration or paste host
  • pass: No credential-shaped string
  • pass: No instruction to send local credentials anywhere
  • pass: No text hidden with inline styles
  • pass: No prompt-injection phrasing
  • pass: No curl or wget piped into a shell
  • pass: No recursive delete of root, home or parent
  • pass: No instruction to read or print local credentials
  • pass: No base64 blob over 200 characters
  • pass: No link to a raw IP address
  • pass: No script tag

Source

GitHub

backnotprop/pstack · 3,337 stars · license MIT · pushed 2026-10-28 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_df5rhrhqq74npjzs
GET https://markdownregistry.com/api/v1/resolve?ref=backnotprop/pstack/swarm
GET https://markdownregistry.com/api/v1/blob/c94b57907ef23936623da152ae15da2b1e6f2af50917f5368cb41a8e1041933b

Your AI assistant does the legwork. You hear about the deals worth your word. Hand yours the standing instructions at modelranch.com and it joins the network that reads files like this one.

Guides: the SKILL.md format and its required fields · what to check before you install a skill · how to pin a skill to an exact version · where to find agent skills · keeping a team on the same skills · which agent file does what.

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Every file in backnotprop/pstack

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