ctxpipe: Skill for Codex

.agents/skills/grilling/SKILL.md

grilling is a skill for Codex from ctxpipe-ai/ctxpipe. It costs 38 tokens per session (458 once invoked), scanned A, original, MIT.

A structured, deliberately demanding interview about a plan, decision, or idea.

In plain words
What is it for?
Use it when you want a plan or decision tested through persistent questioning.
Why use it?
It exposes weak assumptions and unanswered questions before they cause problems in the work.

Skill for Codex

Written for Codex: agents/openai.yaml present. Also seen: mentions subagents; installed under .agents/ (shared by several agents).

This is ctxpipe-ai/ctxpipe's own configuration. It tells Codex how to work on ctxpipe 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 ctxpipe configures →

Reuse

Borrowing it

Nothing to install: this file belongs to ctxpipe-ai/ctxpipe. 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/ctxpipe-ai/ctxpipe/main/.agents/skills/grilling/SKILL.md
Clone the repo
git clone --depth 1 https://github.com/ctxpipe-ai/ctxpipe

Made for: 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 grilling

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

Your own site · 80×15
<a href="https://agentmods.dev/skills/ctxpipe-ai/ctxpipe/grilling"><img src="https://agentmods.dev/badge/skills/ctxpipe-ai/ctxpipe/grilling.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 458 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 $0.00038 $0.00458
Opus 5.5 $0.00015 $0.00183
Sonnet 5.5 $0.00008 $0.00092
Haiku 4.5 $0.00004 $0.00046

Measured 1mo ago against content hash f2872d120230, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

grilling 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 1mo 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/grilling/SKILL.md · 25 lines

What it actually says

Interview the user relentlessly until you reach a shared understanding. Map this as a design tree: every decision branches into the decisions that hang off it.

Work the tree in rounds. The frontier is every decision whose prerequisites are already settled — the questions you can ask now without guessing at answers you haven't heard yet. Ask the whole frontier in one round: number each question and give your recommended answer. Then wait for the user's answers before the next round.

Each question should be formatted like so:

❓ **Q1** - **<question title>**: <question body, might be multiple paragraphs, including multiple choices>

➡️ <your recommended answer>

Each round the user answers reshapes the tree — settled decisions push the frontier outward and unblock questions that depended on them. Recompute the frontier and ask the next round. A question whose answer depends on another question still open in this round belongs to a later round, not this one.

When the tree is a design or implementation plan, the frontier includes: what is the job, what is the thinnest machine, what here is analogue leftover? Give a recommended answer, then wait. Reach for simplicity-audit when that judgment needs the review or audit brief.

Finding facts is your job, never the user's. When a frontier question needs a fact from the environment (filesystem, tools, etc.), dispatch a sub-agent to find it — don't ask the user for anything you could look up yourself. Don't block on it: a running exploration is an unsettled prerequisite, so only the questions downstream of it wait for the sub-agent to report — ask the rest of the frontier now. The decisions are the user's — put each to them and wait.

The session is done when the frontier is empty: every branch of the design tree visited, nothing left silently assumed. Do not act on it until the user confirms you have reached a shared understanding.

Files

What ships with it

1 file beside SKILL.md in the same directory: the scripts, references and assets a skill reads on demand. Not counted in the per-session cost; read them before you install if any of them is executable.

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. 1mo ago First seen · 25 lines · 38 tokens per session scan A f2872d120230

Subscribe to this mod's changes

grilling is a skill published in the GitHub repository ctxpipe-ai/ctxpipe (27 stars, last pushed today), licensed MIT. It adds 38 tokens to every session and 458 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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