deepseek-harness: Skill for Claude Code

.agents/skills/cordis-styling-nitpicking/SKILL.md

cordis-styling-nitpicking is a skill for Claude Code, Codex from deepseek-ai/deepseek-harness. It costs 69 tokens per session (1,633 once invoked), scanned A, original, MIT.

A focused code-review guide for DeepSeek Harness Cordis plugins, checking how plugins own resources and clean them up. Cordis is the plugin system being reviewed.

In plain words
What is it for?
Use it to audit plugin entry points, service registration, listeners, effects, disposers, and related calls, and to report supported high-priority defects.
Why use it?
It helps find lifecycle bugs such as shared state, side effects that are never reversed, or resources released while other code still uses them.

Skill for Claude CodeCodex ✓ vendor

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

This is deepseek-ai/deepseek-harness's own configuration. It tells Claude Code and Codex how to work on deepseek-harness 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 deepseek-harness configures →

About the project

DeepSeek Harness is an open-source framework for building and running AI agents, organized so that its functionality is provided through plugins. Developers use it to launch agent workflows through a local web interface or from source, while the catalogue add-ons extend the harness as plugins.

deepseek-ai/deepseek-harness · 250,433 stars · on GitHub · deepseek.com

Reuse

Borrowing it

Nothing to install: this file belongs to deepseek-ai/deepseek-harness. 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/deepseek-ai/deepseek-harness/master/.agents/skills/cordis-styling-nitpicking/SKILL.md
Clone the repo
git clone --depth 1 https://github.com/deepseek-ai/deepseek-harness

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 cordis-styling-nitpicking

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

Your own site · 80×15
<a href="https://agentmods.dev/skills/deepseek-ai/deepseek-harness/cordis-styling-nitpicking"><img src="https://agentmods.dev/badge/skills/deepseek-ai/deepseek-harness/cordis-styling-nitpicking.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 69 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 1,633 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 $0.00069 $0.01633
Opus 5.5 $0.00028 $0.00653
Sonnet 5.5 $0.00014 $0.00327
Haiku 4.5 $0.00007 $0.00163

Measured yesterday against content hash 697bdf8aced2, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

cordis-styling-nitpicking 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 yesterday.

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/cordis-styling-nitpicking/SKILL.md · 66 lines

How it starts

The opening of the file, as written. The whole thing — 66 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Cordis Ownership and Lifecycle Audit

This is a focused semantic review of Cordis ownership and lifecycle. Start a repository audit from exported plugin entrypoints (apply or a concrete default export invoked by Cordis), then trace module initialization, registered services, listeners, effects, disposers, and transitive calls reachable from those roots. Exclude unrelated helpers, build tools, CLI paths, and tests as finding targets. Read tests and vendored Cordis to establish behavior; report a generated defect against its owning source. Do not report defects in vendored code under this skill.

Sources of truth

Review workflow

  1. Locate mutable owners, registrations, resource acquisition, and work admission reachable from the requested plugin roots. For large scopes, use independent directory scans, then consolidate findings involving the same consumer and resource.
  2. Trace ownership through the actual context: in a traceable service method, this.ctx is the caller's context. Identify who owns each effect and the disposer that releases it.
  3. Trace cleanup through every await to its last service call, emitted event, acknowledged operation, and durable write. Include indirect event delivery and cleanup performed after abort, kill, or cancellation.
  4. Compare consumer completion with the time each required listener, registry, writer, connection, domain, or transport becomes unusable. Inspect the current Cordis implementation; reverse start order and dependency registration alone do not establish completion order.
  5. Establish a legal failing interleaving and observable impact. Check existing cancellation, explicit sequencing, and documented discard semantics before reporting. Use controlled promises for reproduction where feasible, and label source-only findings accurately.

Read the full file on GitHub · 66 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. yesterday First seen · 66 lines · 69 tokens per session scan A 697bdf8aced2

Subscribe to this mod's changes

cordis-styling-nitpicking is a skill published in the GitHub repository deepseek-ai/deepseek-harness (250,433 stars, last pushed today), licensed MIT. It adds 69 tokens to every session and 1,633 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 2026-10-15.

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