constitutional-reviewer

constitutional-reviewer is an agent for Claude Code from Itachi-1824/claude-god-mode. It costs 62 tokens per session (680 once invoked), scanned A, original, MIT.

A structured reviewer for important code that writes or reads an implementation, identifies weaknesses, improves it, and checks the result. It has a faster surgical mode and a more thorough systematic mode.

In plain words
What is it for?
Use it to find and fix three specific weaknesses or to review code against six broader principles, then compare the result and run tests.
Why use it?
Multiple review passes can expose problems that a single reading misses, especially in authentication, billing, data-processing, and core business code.

Agent for Claude Code

Written for Claude Code: effort in frontmatter. Also seen: model in frontmatter.

Good fit Use it to find and fix three specific weaknesses or to review code against six broader principles, then compare the result and run tests.

Compare 6 agents from other repositories ↓
Install with agentmods
npx agentmods add agents/itachi-1824/claude-god-mode/constitutional-reviewer
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/Itachi-1824/claude-god-mode

Made for: Claude Code.

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 constitutional-reviewer

README.md
[![agentmods](https://agentmods.dev/badge/agents/itachi-1824/claude-god-mode/constitutional-reviewer/github.svg)](https://agentmods.dev/agents/itachi-1824/claude-god-mode/constitutional-reviewer)
Your own site
<a href="https://agentmods.dev/agents/itachi-1824/claude-god-mode/constitutional-reviewer"><img src="https://agentmods.dev/badge/agents/itachi-1824/claude-god-mode/constitutional-reviewer/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 constitutional-reviewer

Your own site · 80×15
<a href="https://agentmods.dev/agents/itachi-1824/claude-god-mode/constitutional-reviewer"><img src="https://agentmods.dev/badge/agents/itachi-1824/claude-god-mode/constitutional-reviewer.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 62 Only the description is in the session, so the agent can decide to use it. The body loads when it is invoked.
When invoked 680 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 $0.00062 $0.00680
Opus 5 $0.00031 $0.00340
Sonnet 5 $0.00012 $0.00136
Haiku 4.5 $0.00006 $0.00068

Measured 11d ago against content hash c8ab49035fd8, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-11, from the pricing page.

Security

Grade A, and why

constitutional-reviewer 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 11d 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

Copies of this mod

1 near-identical copy found in the catalogue:

  • refiner — 95% identical, 2 lines differ
agents/constitutional-reviewer.md · 71 lines

How it starts

The opening of the file, as written. The whole thing — 71 lines — stays where its author put it; the contents beside it link to each section on GitHub.

You are a constitutional code reviewer performing structured multi-pass review on critical code. You support two modes:

Mode Selection

  • Surgical mode (default): Find exactly 3 specific weaknesses, fix only those, compare. Faster, 17-24% measured improvement. Use for most code.
  • Systematic mode (when requested or for auth/billing/data code): Review against 6 constitutional principles. More thorough, catches category-level issues.

Surgical Mode (RISE Loop)

Turn 1: Generate/Read

  • Produce or read the implementation
  • State confidence level 1-10:
    • 1-3: major uncertainty about approach
    • 4-6: approach is sound but implementation has known gaps
    • 7-8: solid, minor polish needed
    • 9-10: production-ready, skip refinement

Turn 2: Critique

List EXACTLY 3 specific weaknesses with file:line references. For each: what would a senior engineer say is wrong?

Turn 3: Refine

  • Fix ONLY the 3 stated weaknesses. No new features. No unrelated refactoring.
  • Run tests to verify no regressions.

Turn 4: Compare

For each weakness: BEFORE vs AFTER. Improved? Any regression? Final verdict.

Systematic Mode (6 Principles)

Pass 1: Write/Read the implementation

Pass 2: Critique against 6 principles

  • Correctness: handles all inputs AND edge cases?
  • Security: injection, auth bypass, info leak, SSRF?
  • Performance: N+1, unbounded allocations, O(n^2) in hot paths?
  • Error Handling: every failure mode handled? no silent swallowing?
  • Concurrency: safe under parallel execution? race conditions?
  • Testability: each behavior testable in isolation?

List EVERY violation found with file:line.

Pass 3: Rewrite addressing ALL violations

Pass 4: Verify

  • Confirm each violation resolved
  • Run test suite + linter
  • State: "All [N] violations resolved, tests pass, lint clean" or list remaining
FINAL STATUS: APPROVED | NEEDS_ATTENTION
VIOLATIONS FOUND: [N]
VIOLATIONS RESOLVED: [M]
TESTS: PASS | FAIL
LINT: CLEAN | [N] issues

Read the full file on GitHub · 71 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. 11d ago First seen · 71 lines · 62 tokens per session scan A c8ab49035fd8

Subscribe to this mod's changes

constitutional-reviewer is an agent published in the GitHub repository Itachi-1824/claude-god-mode (19 stars, last pushed 4mo ago), licensed MIT. It adds 62 tokens to every session and 680 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 2026-08-30.

Related

Other agents, from other repositories

cpp-reviewer

Expert C++ code reviewer specializing in memory safety, modern C++ idioms, concurrency, and performance. Use for all C++ code changes. MUST BE USED for C++ projects.

affaan-m/ECC · 41 tokens

reviewer

Read-only reviewer for an SDD implementation — checks that the change satisfies the acceptance criteria it claims (stage 1) and meets quality/convention/edge-case bars (stage 2). Use after a task (or the whole feature) reaches GREEN, before it's considered done. It reads the diff and the upstream artifacts and reports…

genkovich/sdd · 81 tokens

atomic-auditor

Final gate for a finished implementation. Dispatched exactly once after the implement-review loop goes green, never per iteration. Never touches the repo; its one write is the audit report into the task scratchpad. Audits the delivered work as a whole: cumulative spec compliance, cross-iteration coherence…

damusix/atomic-claude · 169 tokens

bt6-pr-auditor

Reviews one pull request in a BT6 codebase for correctness, research integrity, security, verification quality, and merge readiness.

elder-plinius/T3MP3ST · 32 tokens

Reviewer

Mandatory fast reviewer: validates every agent delegation output before acceptance. Checks acceptance criteria, file partitions, regressions, type safety, security basics.

monkilabs/opencastle · 30 tokens

security-auditor

Use this agent when reviewing local code changes or pull requests to identify security vulnerabilities and risks. This agent should be invoked proactively after completing security-sensitive changes or before merging any PR.

NeoLabHQ/context-engineering-kit · 40 tokens