Processkit: Skill for Claude Code

.cursor/skills/platform-ai/SKILL.md

platform-ai is a skill for Claude Code, Cursor from raintr91/Processkit. It costs 16 tokens per session (262 once invoked), scanned A, original, MIT.

A development skill for building Processkit, an independent MCP package. MCP is a standard way for an AI assistant to use external tools and services.

In plain words
What is it for?
Use it to implement, test, package, document, and release the Processkit MCP package, including its validation and impact-report logic.
Why use it?
It keeps Processkit’s tools, command-line interface, installers, tests, documentation, and release files separate from product features and neighboring repositories.

Skill for Claude CodeCursor

Written for Claude Code and Cursor: disable-model-invocation in frontmatter, but also installed under .cursor/.

This is raintr91/Processkit's own configuration. It tells Claude Code and Cursor how to work on Processkit 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 Processkit configures →

Reuse

Borrowing it

Nothing to install: this file belongs to raintr91/Processkit. 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/raintr91/Processkit/main/.cursor/skills/platform-ai/SKILL.md
Clone the repo
git clone --depth 1 https://github.com/raintr91/Processkit

Made for: Claude Code, Cursor.

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 platform-ai

README.md
[![agentmods](https://agentmods.dev/badge/skills/raintr91/processkit/platform-ai/github.svg)](https://agentmods.dev/skills/raintr91/processkit/platform-ai)
Your own site
<a href="https://agentmods.dev/skills/raintr91/processkit/platform-ai"><img src="https://agentmods.dev/badge/skills/raintr91/processkit/platform-ai/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 platform-ai

Your own site · 80×15
<a href="https://agentmods.dev/skills/raintr91/processkit/platform-ai"><img src="https://agentmods.dev/badge/skills/raintr91/processkit/platform-ai.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 16 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 262 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.
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 $0.00016 $0.00262
Opus 5.5 $0.00006 $0.00105
Sonnet 5.5 $0.00003 $0.00052
Haiku 4.5 $0.00002 $0.00026

Measured 2mo ago against content hash 3b71e1cefd9d, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

platform-ai 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 2mo 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.

.cursor/skills/platform-ai/SKILL.md · 33 lines

What it actually says

/platform-ai — build Processkit MCP

Use this skill to design, implement, test, package, and release Processkit as an independent MCP. Do not implement product features or process documents here.

Scope

  • Own Processkit tools, CLI/API, installers, packaged harness, tests, and docs.
  • Keep deterministic process validation and impact-report logic in the package.
  • Keep process orchestration in Processkit-owned harness assets.
  • Do not keep platform-repos.json, Platform DNA assets, or sibling topology.

Workflow

  1. Freeze tool and ownership contracts in mcp-package.json.
  2. Implement behavior in src/ and package-owned harness/.
  3. Keep lane subsets explicit and init managed-hash protected.
  4. Update tests and docs with every observable behavior change.
  5. Run pnpm test and pnpm pack --dry-run before release.

Done

  • Package works without sibling repositories.
  • Shipped files contain only Processkit-owned assets.
  • Destination changes are conflict-safe and uninstallable.
  • Version, manifest compatibility, docs, and tests agree.
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. 2mo ago First seen · 33 lines · 16 tokens per session scan A 3b71e1cefd9d

Subscribe to this mod's changes

platform-ai is a skill published in the GitHub repository raintr91/Processkit (1 stars, last pushed 3mo ago), licensed MIT. It adds 16 tokens to every session and 262 once invoked, about $0.0001 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 2026-08-31.

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