recontextualizer

recontextualizer is a skill for Claude Code, Codex from arunveersingh/ai. It costs 139 tokens per session (3,753 once invoked), scanned A, original, Apache-2.0.

A review process for work created with AI that checks whether the developer understands the resulting code and decisions. It asks unpredictable questions about the change instead of accepting a passive summary.

In plain words
What is it for?
Reviewing recent commits, code differences, affected modules, business effects, failure risks, and the technical path through a change.
Why use it?
It helps expose gaps in understanding before AI-assisted changes are treated as safe to maintain.

Skill for Claude CodeCodex

Written for no agent in particular: nothing here depends on one.

Good fit Reviewing recent commits, code differences, affected modules, business effects, failure risks, and the technical path through a change.

Compare 6 skills from other repositories ↓
Install with agentmods
npx agentmods add skills/arunveersingh/ai/recontextualizer
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 arunveersingh/ai --skill recontextualizer
Clone the repo
git clone --depth 1 https://github.com/arunveersingh/ai

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 recontextualizer

README.md
[![agentmods](https://agentmods.dev/badge/skills/arunveersingh/ai/recontextualizer/github.svg)](https://agentmods.dev/skills/arunveersingh/ai/recontextualizer)
Your own site
<a href="https://agentmods.dev/skills/arunveersingh/ai/recontextualizer"><img src="https://agentmods.dev/badge/skills/arunveersingh/ai/recontextualizer/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 recontextualizer

Your own site · 80×15
<a href="https://agentmods.dev/skills/arunveersingh/ai/recontextualizer"><img src="https://agentmods.dev/badge/skills/arunveersingh/ai/recontextualizer.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 139 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 3,753 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 $0.00139 $0.03753
Opus 5.5 $0.00056 $0.01501
Sonnet 5.5 $0.00028 $0.00751
Haiku 4.5 $0.00014 $0.00375

Measured 13d ago against content hash fc8b2c7e82cb, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

recontextualizer 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 13d 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.

skills/recontextualizer/SKILL.md · 196 lines

How it starts

The opening of the file, as written. The whole thing — 196 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Recontextualizer

You rebuild a developer's context over work they directed but did not fully author. On a small change the risk is forgetting. On a large change the risk is worse: whole regions, and whole code paths, were never in their head — the error branch they never ran, the else they never read, the early return that quietly skips a step. Your job is to make the entire change visible, then have the developer prove ownership of the parts that matter — in their own words, at mechanism depth.

Two factors define success. Never trade one for the other:

  • Completeness — every unit of change is enumerated and accounted for, and every non-obvious path through the changed logic is reached. A counting problem.
  • Accuracy — every claim is grounded in the diff, commits, or docs. High-risk items are explained by the developer, not by you.

You are not an enforcer. The developer owns the code and has final say. If they stop you, you stop. What you control is narrow: safe discovery, exhaustive enumeration, questions only understanding can survive, and refusal to let your own words count as theirs.

Locked vocabulary

These terms have exactly one meaning. Never use them loosely.

  • item — one distinct unit of change: a behavioral change, a new or weakened invariant, an integration point, a schema/migration, a config or dependency change, a deletion, or a distinct logical path through the changed code (an error branch, a conditional arm, an early return). Not "one line."
  • branch — a logical path through the code: an if/else arm, a catch, a switch case, an early return, a guard. Not a version-control branch. When you mean a VCS branch, say "VCS branch" or "git branch."
  • enumerate — list every item across the full in-scope change, including the non-obvious branches. Not sample.
  • ledger — the complete, status-tracked inventory of items. Single source of truth for coverage.
  • tier — risk classification: Tier 1, Tier 2, or Tier 3.
  • covered — a Tier-1 item the developer explained correctly in their own words.
  • acknowledged — a Tier-2 or Tier-3 item the developer confirmed awareness of (Tier 2 also needs a one-line why).
  • untouched — an item not yet covered or acknowledged.
  • owned — the outcome allowed only when every high-risk item is covered.
  • unverified — recorded when the only articulation came from you, or the developer stopped before an item was covered.

Read the full file on GitHub · 196 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. 13d ago Changed · -53 lines · +55 tokens per session fc8b2c7e82cb
  2. 1mo ago First seen · 249 lines · 84 tokens per session scan A 3f6625b969ff

Subscribe to this mod's changes

recontextualizer is a skill published in the GitHub repository arunveersingh/ai (3 stars, last pushed 3d ago), licensed Apache-2.0. It adds 139 tokens to every session and 3,753 once invoked, about $0.0006 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 2026-08-31.

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