pygraphistry: Skill for Claude Code

.agents/skills/plan/SKILL.md

plan is a skill for Claude Code, Codex from graphistry/pygraphistry. It costs 38 tokens per session (1,495 once invoked), scanned A, original, BSD-3-Clause.

A file-based task plan for work that lasts across multiple sessions or needs to be handed to another person or coding agent. It stores the task context, steps, and progress in a plan file.

In plain words
What is it for?
It helps coordinate complex tasks, multiple pull requests, and handoffs. It provides a compact record that someone starting cold can use to resume the work.
Why use it?
It prevents important decisions and unfinished work from being lost between sessions. For short, one-session tasks, it is not needed.

Skill for Claude CodeCodex

Written for no agent in particular: nothing here depends on one. Also seen: mentions subagents; installed under .agents/ (shared by several agents).

This is graphistry/pygraphistry's own configuration. It tells Claude Code and Codex how to work on pygraphistry itself, so it is not a mod to install elsewhere. Copy it as a starting point and replace the rules that are about this project. Everything pygraphistry configures →

About the project

PyGraphistry is a Python library for loading, preparing, analyzing, and exploring large graphs through Graphistry’s GPU-accelerated visual graph analyzer. Data scientists and developers use it with dataframes, graph databases, and tools such as Pandas, Spark, RAPIDS, and Apache Arrow. Catalogue add-ons support workflows around using the library.

graphistry/pygraphistry · 2,576 stars · on GitHub

Reuse

Borrowing it

Nothing to install: this file belongs to graphistry/pygraphistry. Take a copy, put it at the same path in your own repository, and replace the rules that are about this project with yours.

Copy the file
curl -O https://raw.githubusercontent.com/graphistry/pygraphistry/master/.agents/skills/plan/SKILL.md
Clone the repo
git clone --depth 1 https://github.com/graphistry/pygraphistry

Made for: Claude Code, Codex.

Wrote this? Show the measurements

A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.

agentmods badge for plan

README.md
[![agentmods](https://agentmods.dev/badge/skills/graphistry/pygraphistry/plan/github.svg)](https://agentmods.dev/skills/graphistry/pygraphistry/plan)
Your own site
<a href="https://agentmods.dev/skills/graphistry/pygraphistry/plan"><img src="https://agentmods.dev/badge/skills/graphistry/pygraphistry/plan/github.svg" alt="Measured on agentmods" height="20"></a>

Or the 80×15 button, for a site that already has a row of RSS and ATOM ones. Only the verdict fits; the numbers stay here.

agentmods 80×15 button for plan

Your own site · 80×15
<a href="https://agentmods.dev/skills/graphistry/pygraphistry/plan"><img src="https://agentmods.dev/badge/skills/graphistry/pygraphistry/plan.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 38 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 1,495 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. A grade says what 26 rules found in the file — not that it is safe. Third-party audits
  • NVIDIA SkillSpector warn 7 Sept 2026
SkillSpector: 2 findings, up to medium

These are SkillSpector’s own severities. On a checked sample its high-severity flags on skills were ~96% false positives — a documented command, a public API, a “never do X” rule — so we show them as a caution to read, not a verdict. Why →

  • medium Memory Poisoning · line 20
    Skill attempts to fill the context window with filler content, displacing legitimate instructions and safety constraints. This can degrade agent performance or bypass safety boundaries.
    Fix: Implement context-window management that detects and rejects padding or stuffing attempts. Prioritize system instructions over user-injected content.
  • medium Agent Snooping · line 73
    Skill enumerates or reads other installed skills. Access to other skills' SKILL.md files or the skills directory reveals prompt instructions, capabilities, and secrets that should be invisible to peer skills.
    Fix: Remove all code or instructions that list or read other skills' files or directories. Skills should operate independently; cross-skill access is a privilege escalation.
How audits are shown
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 5.1 $0.00038 $0.01495
Opus 5.5 $0.00015 $0.00598
Sonnet 5.5 $0.00008 $0.00299
Haiku 4.5 $0.00004 $0.00150

Measured 19d ago against content hash 0c3ce6d3dfaf, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

plan 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 19d ago.

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.

.agents/skills/plan/SKILL.md · 133 lines

How it starts

The opening of the file, as written. The whole thing — 133 lines — stays where its author put it; the contents beside it link to each section on GitHub.

File-Based Task Plan

Default: Use Platform Planning

Unless explicitly requested ("create a plan.md", "use the plan template"), prefer your AI platform's built-in planning. This file-based approach is only justified for multi-session or handoff work.

Use When

  • User explicitly requests it
  • Work spans multiple sessions / context resets
  • Handoff to another AI or human
  • Complex multi-PR coordination

Setup

  1. Copy template → plans/[task_name]/plan.md
  2. Replace [placeholders]
  3. Fill Context sections
  4. Mark Step 1 🔄
  5. For multiple checkouts, record the absolute plan path, each worktree root, and base/head SHAs. Link existing handoff plans and preserve completed work; append to shared plans without overwriting concurrent updates.

⚠️ gitignore: plans/ is local only — never commit unless user explicitly requests (git add -f).

Writing Style

Terse but recoverable — every token earns its place, but a cold-start agent with zero context must still understand and resume. Abbreviate, omit filler. Test: would a stranger understand this with no other context? If yes, cut further. If no, add the minimum needed.

Emoji: only use where it saves characters or adds clarity not already present in the text (e.g. status icons replace words, ⚠️ flags a genuine warning). Do not add emoji just to have them — if removing one loses nothing, remove it.

Critical Meta-Goals

This plan MUST be:

  1. Self-describing — all context to resume is IN THIS FILE and files it points to
  2. Write before run — record planned action in file before executing
  3. Update before continuing — record results immediately after, before next step
  4. Single source of truth — if not in the plan, it didn't happen
  5. Safe to resume — any agent can pick up by reading only this file

⚠️ External memory is unreliable. This file — and files it points to — are your ONLY memory.

Anti-Drift Protocol

Three Commandments

  1. RELOAD before every action — memory wiped, plan is all you have
  2. UPDATE after every action — unwritten = didn't happen
  3. TRUST ONLY THE PLAN — not memory, not assumptions

Read the full file on GitHub · 133 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. 19d ago Changed · +2 lines 0c3ce6d3dfaf
  2. 2mo ago First seen · 131 lines · 38 tokens per session scan A 1cb350f6f9fb

Subscribe to this mod's changes

plan is a skill published in the GitHub repository graphistry/pygraphistry (2,576 stars, last pushed yesterday), licensed BSD-3-Clause. It adds 38 tokens to every session and 1,495 once invoked, about $0.0002 per session on Opus 5.5. 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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