mini-rpi

mini-rpi is a skill for Claude Code, Codex from matheusht/redthread. It costs 57 tokens per session (408 once invoked), scanned A, original, MIT.

Lightweight research-plan-implement workflow for small tweaks, isolated bugfixes, copy edits, and low-blast-radius polish in this repo. Use when the change can be understood from 1-3 files and stays inside one subsystem without changing shared data flow.

Skill for Claude CodeCodex

Install

Getting it into your agent

One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.

agentmods
npx agentmods add skills/matheusht/redthread/mini-rpi
Any agent
npx skills add matheusht/redthread --skill mini-rpi
Clone the repo
git clone --depth 1 https://github.com/matheusht/redthread

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 mini-rpi

README.md
[![agentmods](https://agentmods.dev/badge/skills/matheusht/redthread/mini-rpi.svg)](https://agentmods.dev/skills/matheusht/redthread/mini-rpi)
Your own site
<a href="https://agentmods.dev/skills/matheusht/redthread/mini-rpi"><img src="https://agentmods.dev/badge/skills/matheusht/redthread/mini-rpi.svg" alt="Measured on agentmods" height="20"></a>
Per session 57 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 408 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. Scan, not verified.
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 $0.00057 $0.00408
Opus 5 $0.00028 $0.00204
Sonnet 5 $0.00011 $0.00082
Haiku 4.5 $0.00006 $0.00041

Measured 2d ago against content hash 2c43510dd731, method: parsed. Prices are Anthropic first-party input rates as of 2026-08-30, from the pricing page.

Security

Grade A, and why

mini-rpi 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 2d 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.

.agent/skills/mini-rpi/SKILL.md · 49 lines

What it actually says

Mini RPI

Use this skill to keep small changes fast without skipping repo rules or opening unnecessary context.

Start

Research

  • Inspect 1-3 directly relevant files.
  • Confirm the change stays inside one subsystem.
  • Confirm the tweak does not change shared data flow, persistence, or public interfaces.

Plan

  • State the intended change in one short plan.
  • Name the impact surface and quick verification.
  • Keep the edit local unless the task proves otherwise.

Implement

  • Patch the smallest affected slice.
  • Keep the changed files under the 200-line limit.
  • Stop and escalate to .agent/skills/plan/SKILL.md and .agent/skills/implement/SKILL.md if the change stops being local.
  • Run the smallest meaningful verification for the touched behavior.

Escalate To Feature RPI When

  • the tweak touches more than one subsystem
  • the tweak changes data flow, persistence, API shape, or tool behavior
  • the current file needs structural cleanup before the tweak is safe
  • the change risks regressions outside the original area

Keep Context Lean

  • Do not preload unrelated docs or directories.
  • Prefer targeted search over broad reads.
  • Summarize the current behavior before editing.
  • Link to source files instead of duplicating their contents.
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. 2d ago First seen · 49 lines · 57 tokens per session scan A 2c43510dd731

Subscribe to this mod's changes

mini-rpi is a skill published in the GitHub repository matheusht/redthread (47 stars, last pushed 12d ago), licensed MIT. It adds 57 tokens to every session and 408 once invoked, about $0.0003 per session on Opus 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 2026-09-01.

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