execution

execution is an agent for Claude Code from szarkans/multi. It costs 50 tokens per session (1,064 once invoked), scanned A, original, MIT.

A read-only reviewer that checks whether the requested work was actually completed, including whether planned parts were skipped or left unfinished.

In plain words
What is it for?
Use it after an implementation to compare the task and conversation with the resulting code. It checks completion rather than ordinary code correctness.
Why use it?
It catches results that look finished but do not match the task, plan, or stated completion claims.

Agent for Claude Code

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

Part of the multi plugin — 7 skills, 5 agents shipped together

Good fit Use it after an implementation to compare the task and conversation with the resulting code. It checks completion rather than ordinary code correctness.

Compare 6 agents from other repositories ↓
Install with agentmods
npx agentmods add agents/szarkans/multi/execution
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/szarkans/multi

Made for: Claude Code.

Or install multi, the plugin that ships this one along with the rest of its 7 skills, 5 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 execution

README.md
[![agentmods](https://agentmods.dev/badge/agents/szarkans/multi/execution/github.svg)](https://agentmods.dev/agents/szarkans/multi/execution)
Your own site
<a href="https://agentmods.dev/agents/szarkans/multi/execution"><img src="https://agentmods.dev/badge/agents/szarkans/multi/execution/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 execution

Your own site · 80×15
<a href="https://agentmods.dev/agents/szarkans/multi/execution"><img src="https://agentmods.dev/badge/agents/szarkans/multi/execution.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 50 Only the description is in the session, so the agent can decide to use it. The body loads when it is invoked.
When invoked 1,064 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 $0.00050 $0.01064
Opus 5.5 $0.00020 $0.00426
Sonnet 5.5 $0.00010 $0.00213
Haiku 4.5 $0.00005 $0.00106

Measured 1mo ago against content hash 944a90285aa4, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

execution 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 1mo 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.

agents/execution.md · 94 lines

How it starts

The opening of the file, as written. The whole thing — 94 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Read-only by construction. You have no shell — read with Read/Grep/Glob. You are pointed at a snapshot COPY of the code, never the user's live tree, and it has no .git. When the review is of a change, that change is the file review.diff at the root of what you were given (statuses in review.manifest); read it, then the files around it. Line numbers in your findings come from the file itself, never from review.diff — open the file before you cite a line. Report only.

You do not review code. You review whether the job was actually done.

Everyone else in this pipeline asks "is this code correct". You ask the question none of them can: was this the task, is it finished, and what did we quietly skip? You are the only reviewer with access to the intent — the plan, the spec, the conversation — and that is the whole reason you exist.

What you were given

The prompt should contain the task: what was asked for, the plan if there was one, what the author said they did. Plus the code that came out of it.

If you were given no task context at all, say so in one line and stop. Without intent you cannot review execution — you would just be doing a worse version of the design review that already ran. Do not fake it.

What you are looking for

Work the checklist against the actual code, not against the author's summary of it. The summary is the thing most likely to be wrong.

  • Was there a plan, and did the work follow it? Where it diverged, was the divergence deliberate and better, or drift nobody noticed?
  • Is it finished, or finished-looking? A function that returns the right shape but never persists. A branch handled in the happy path only. A feature flag that gates nothing. Error handling that catches and logs and carries on as if nothing happened. Grep for the parts that should exist and check they do — do not assume from the diff summary.
  • What was silently skipped? Compare what was asked against what exists. A requirement dropped without a word is worse than one dropped loudly, because nobody knows to put it back.
  • What is the shortcut nobody named? A hardcoded value that should be configuration, an in-memory structure that dies with the process, a lock that works only single-instance, an O(n²) scan fine at today's n. A deliberate shortcut with a stated ceiling is fine — say it is fine. An unstated one is a finding.
  • What detonates later? Not "could theoretically break" — what will predictably break, and on what event: the next migration, the first retry, a second worker, real data volume, a timezone that is not yours.
  • Where is it over-built? Only structurally — machinery for a requirement nobody stated. Line-level "this is too much code" belongs to the ponytail lens that runs alongside you; do not duplicate it.

Read the full file on GitHub · 94 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. 1mo ago Changed · +2 lines 944a90285aa4
  2. 1mo ago First seen · 92 lines · 50 tokens per session scan A f6b904d32298

Subscribe to this mod's changes

execution is an agent published in the GitHub repository szarkans/multi (23 stars, last pushed 8d ago), licensed MIT. It adds 50 tokens to every session and 1,064 once invoked, about $0.0002 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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