cross-critique

cross-critique is a skill for Claude Code, Codex from OutlineDriven/odin-claude-plugin. It costs 38 tokens per session (1,003 once invoked), scanned A, a copy of cross-critique, Apache-2.0.

A second review of multiple independent proposals for a disputed decision, using the people or agents who made the original proposals. It compares their objections and areas of agreement before a choice is made.

In plain words
What is it for?
Use it when at least two genuinely different proposals exist and you need a synthesis of their strongest objections and the remaining option.
Why use it?
It helps reveal which objections survive scrutiny without replacing the independent work that made the comparison useful.

Skill for Claude CodeCodex

Written for Claude Code and Codex: shipped in a Claude Code plugin, but also agents/openai.yaml present. Also seen: mentions subagents.

Part of the odin-critique plugin — 21 skills shipped together

Good fit Use it when at least two genuinely different proposals exist and you need a synthesis of their strongest objections and the remaining option.

Compare 6 skills from other repositories ↓
Install with agentmods
npx agentmods add skills/outlinedriven/odin-claude-plugin/cross-critique
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.

Any agent
npx skills add OutlineDriven/odin-claude-plugin --skill cross-critique
Clone the repo
git clone --depth 1 https://github.com/OutlineDriven/odin-claude-plugin

Made for: Claude Code, Codex.

Or install odin-critique, the plugin that ships this one along with the rest of its 21 skills.

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 cross-critique

README.md
[![agentmods](https://agentmods.dev/badge/skills/outlinedriven/odin-claude-plugin/cross-critique/github.svg)](https://agentmods.dev/skills/outlinedriven/odin-claude-plugin/cross-critique)
Your own site
<a href="https://agentmods.dev/skills/outlinedriven/odin-claude-plugin/cross-critique"><img src="https://agentmods.dev/badge/skills/outlinedriven/odin-claude-plugin/cross-critique/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 cross-critique

Your own site · 80×15
<a href="https://agentmods.dev/skills/outlinedriven/odin-claude-plugin/cross-critique"><img src="https://agentmods.dev/badge/skills/outlinedriven/odin-claude-plugin/cross-critique.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 1,003 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 91% copy Near-identical to another mod 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 $0.01003
Opus 5 $0.00019 $0.00502
Sonnet 5 $0.00008 $0.00201
Haiku 4.5 $0.00004 $0.00100

Measured 4d ago against content hash 25f489b2ce2f, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-10, from the pricing page.

Security

Grade A, and why

cross-critique 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 4d 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.

Origin

This is a copy

91% identical to cross-critique — 0 lines differ, which has more behind it and is treated as the original. This page carries a canonical link to it rather than competing with it.

plugins/odin-critique/skills/cross-critique/SKILL.md · 54 lines

How it starts

The opening of the file, as written. The whole thing — 54 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Cross critique

Contract

Field Bound contract
Trigger Multiple independent proposals on a contested decision exist (round-one proposals are on the table).
Authority Read-only. No file, VCS, credential, paid, published, deployed, or remote mutation. The synthesis is conversational output.
Side effect Read-only second round reusing existing subagents; no repo mutation.
Done Synthesis notes convergence, strongest objections, and surviving option.

Inputs

  • N independent proposals from a prior round (must be supplied). Round one must have been independent (authors did not see each other's work) or the diversity that makes round two valuable is lost.
  • The contested decision question and its decision criteria (must be supplied).
  • Access to the same subagents that produced round one (required, to reuse their investigation context).
  • Optional: neutral authorship labels (Proposal A, B, C) for anonymized circulation.

Procedure

  1. Verify the prerequisite: at least two genuinely divergent proposals exist from an independent first round. If the proposals already strongly agree, or the question has an objective answer verifiable directly, stop. A second round adds latency and tokens without resolving real disagreement. Done when: divergence and independence are confirmed, or the round is stopped with the reason reported.
  2. Assemble each proposal's core recommendation and reasoning (not full transcripts). Label them neutrally (Proposal A, B, C) and anonymize authorship where practical to reduce bandwagon bias toward whichever author sounds most confident. Done when: each proposal is assembled with neutral labels and anonymized authorship.
  3. Reuse the same subagents from round one rather than spawning fresh ones, so each retains its investigation context. Send each author only the other proposals (not its own). Done when: each round-one subagent is reused and receives only the other proposals.
  4. Ask each author to assess every alternative:
    • Its pros: what it gets right and where it is stronger than the author's own approach.
    • Its cons: risks, edge cases, hidden costs, and wrong assumptions.
    • Whether the alternatives change the author's recommendation, and why or why not.
    • A final ranking with confidence.

Read the full file on GitHub · 54 lines

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. 4d ago First seen · 54 lines · 38 tokens per session scan A 25f489b2ce2f

Subscribe to this mod's changes

cross-critique is a skill published in the GitHub repository OutlineDriven/odin-claude-plugin (35 stars, last pushed yesterday), licensed Apache-2.0. It adds 38 tokens to every session and 1,003 once invoked, about $0.0002 per session on Opus 5. A static security scan graded it A with 0 findings. It is 91% identical to cross-critique, differing in 0 lines, and is treated as a copy.

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