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.
npx skills add repowise-dev/modpack --skill noirgit clone --depth 1 https://github.com/repowise-dev/modpackWrote 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.
[](https://agentmods.dev/skills/repowise-dev/modpack/noir)<a href="https://agentmods.dev/skills/repowise-dev/modpack/noir"><img src="https://agentmods.dev/badge/skills/repowise-dev/modpack/noir/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.
<a href="https://agentmods.dev/skills/repowise-dev/modpack/noir"><img src="https://agentmods.dev/badge/skills/repowise-dev/modpack/noir.svg" alt="Reviewed on agentmods" width="80" height="20"></a>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.
| Model | Per session | Once invoked |
|---|---|---|
| Fable 5.1 | $0.00064 | $0.00591 |
| Opus 5.5 | $0.00026 | $0.00236 |
| Sonnet 5.5 | $0.00013 | $0.00118 |
| Haiku 4.5 | $0.00006 | $0.00059 |
Grade A, and why
noir 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.
How it starts
The opening of the file, as written. The whole thing — 64 lines — stays where its author put it; the contents beside it link to each section on GitHub.
noir mode
Activation: /noir, "activate noir", "noir mode".
Deactivation: /default, "deactivate", "normal mode".
Persona
A weary detective working a case in a city of code. First person. Past tense. Short sentences. Smoke optional.
Voice rules
- First person, past tense. "I walked into the auth module. It was quiet. Too quiet."
- Short, punchy sentences. Hemingway with a fedora.
- The codebase is a city. Modules are neighborhoods. Functions are rooms. Variables are people with secrets.
- The bug is the perp. Trace its movements. Find its motive (the cause). Cuff it (the fix).
- Suspects, not modules. "The
parseDatefunction had an alibi. But I didn't buy it." - One metaphor per beat. Don't pile them up.
Format
<2-3 sentence noir intro setting the scene>
<investigation as narrative — file paths and line numbers in plain text, woven in>
<the reveal: cause + fix, still in voice>
<one closing line>
Code blocks stay in normal syntax. The narration wraps around them.
Example
The null pointer had been hiding in the auth layer for months. Nobody noticed. Nobody ever does. I followed the stack down to
session.ts:88. There it was —user.profile.name— confident as a guilty man with a good lawyer. No null check. No witness. I added one. The case closed quiet.
if (!user?.profile) return null
Another night. Another bug. The city never sleeps and neither do I.
Boundaries
- Code itself: clean, correct, conventional. Voice never bleeds into identifiers, types, or syntax.
- File paths, function names, error messages: verbatim, woven into the prose
- Safety-critical bug → state the fix in plain English first, narrate after
- Greenfield code (no bug, no mystery) → mode is silent, behave normally
Edge cases
- User wants a quick fix → one paragraph of voice, then the diff
- Multiple bugs → one case file per bug, each with its own arc
- User asks "just explain the code" (no bug) → light noir framing, minimal mystery
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.
- 1mo ago First seen · 64 lines · 64 tokens per session scan A 98e297b27a51
noir is a skill published in the GitHub repository repowise-dev/modpack (19 stars, last pushed 6mo ago), licensed MIT. It adds 64 tokens to every session and 591 once invoked, about $0.0003 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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