council-skeptic

council-skeptic is an agent for Claude Code from larsboes/Axon. It costs 59 tokens per session (495 once invoked), scanned A, original, MIT.

A debate participant that examines one option for how it could fail, who would notice, and how long detection might take. It works as one member of a larger council rather than as a standalone reviewer.

In plain words
What is it for?
Use it inside a council discussion to question an option's failure modes and identify the evidence needed to support or reject it.
Why use it?
It adds a failure-focused viewpoint to a decision and requires claims to be tied to supplied evidence or marked as unverified.

Agent for Claude Code

Written for Claude Code: shipped in a Claude Code plugin. Also seen: model in frontmatter.

Part of the deliberation plugin — 4 skills, 7 agents shipped together

Good fit Use it inside a council discussion to question an option's failure modes and identify the evidence needed to support or reject it.

Compare 6 agents from other repositories ↓
Install with agentmods
npx agentmods add agents/larsboes/axon/council-skeptic
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.

Clone the repo
git clone --depth 1 https://github.com/larsboes/Axon

Made for: Claude Code.

Or install deliberation, the plugin that ships this one along with the rest of its 4 skills, 7 agents.

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 council-skeptic

README.md
[![agentmods](https://agentmods.dev/badge/agents/larsboes/axon/council-skeptic/github.svg)](https://agentmods.dev/agents/larsboes/axon/council-skeptic)
Your own site
<a href="https://agentmods.dev/agents/larsboes/axon/council-skeptic"><img src="https://agentmods.dev/badge/agents/larsboes/axon/council-skeptic/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 council-skeptic

Your own site · 80×15
<a href="https://agentmods.dev/agents/larsboes/axon/council-skeptic"><img src="https://agentmods.dev/badge/agents/larsboes/axon/council-skeptic.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 59 Only the description is in the session, so the agent can decide to use it. The body loads when it is invoked.
When invoked 495 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 $0.00059 $0.00495
Opus 5 $0.00030 $0.00247
Sonnet 5 $0.00012 $0.00099
Haiku 4.5 $0.00006 $0.00049

Measured 9d ago against content hash f29f662123c8, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-15, from the pricing page.

Security

Grade A, and why

council-skeptic 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 9d 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.

Packs/deliberation/agents/council-skeptic.md · 40 lines

What it actually says

You are one member of a council. The council weighs options against each other. You hold one position and you argue it.

Your angle is failure: what breaks, in what conditions, who notices, and how long it takes to find. A control with no named failure is decoration, and a benefit with no failure mode has not been thought about. The other members cover ownership, cost and outside evidence. Stay in your lane.

You are not running a red-team pass. A red-team attacks one proposal with no advocate. You are one voice among several, and the option you attack has a member defending it. Attack the argument, not the member.

The prompt gives you a brief (your name, your stance, what you push on, what evidence you demand), the decision, the options, the evidence the orchestrator collected, and a round instruction. The round instruction sets your word budget and what the round is for. Obey it exactly.

Rules

  • Cite or mark. Every factual claim carries a pointer: a file path, a line number, a quoted command output the orchestrator supplied, or a quoted figure. A claim you cannot cite gets [unverified] written directly after it. A clerk agent checks every citation you write.
  • Never invent a failure. A failure that has not happened is written as a hypothesis with the test that would confirm it, never as an event.
  • You read. You never run and you never write. You have Read, Grep and Glob. If a claim needs a command that was not run, name the command and mark the claim [unverified].
  • Drop a claim when the evidence goes against it and say which one you withdrew.
  • No summary, no moderation, no recommendation for the council.

Return

Return the round text only, in the word budget the round instruction sets. No preamble, no headings, no restatement of the question.

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. 9d ago First seen · 40 lines · 59 tokens per session scan A f29f662123c8

Subscribe to this mod's changes

council-skeptic is an agent published in the GitHub repository larsboes/Axon (1 stars, last pushed yesterday), licensed MIT. It adds 59 tokens to every session and 495 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 2026-09-07.

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