agentmaster-execute

agentmaster-execute is an agent for Claude Code from rhawk117/agentmaster. It costs 117 tokens per session (3,015 once invoked), scanned A, original, MIT.

An execution coordinator for an approved agentmaster plan. It sends separate implementation tasks to coding agents, checks their work, and performs a broader code review.

In plain words
What is it for?
Use it after approving a plan to dispatch implementation work, run per-task checks, and review the resulting changes.
Why use it?
It helps carry out a prepared plan while keeping tasks separated and requiring verification before the work is accepted.

Agent for Claude Code

Written for Claude Code: a Claude Code subagent (agents/*.md). Also seen: model in frontmatter; mentions subagents.

Good fit Use it after approving a plan to dispatch implementation work, run per-task checks, and review the resulting changes.

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Install with agentmods
npx agentmods add agents/rhawk117/agentmaster/agentmaster-execute
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/rhawk117/agentmaster

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 agentmaster-execute

README.md
[![agentmods](https://agentmods.dev/badge/agents/rhawk117/agentmaster/agentmaster-execute/github.svg)](https://agentmods.dev/agents/rhawk117/agentmaster/agentmaster-execute)
Your own site
<a href="https://agentmods.dev/agents/rhawk117/agentmaster/agentmaster-execute"><img src="https://agentmods.dev/badge/agents/rhawk117/agentmaster/agentmaster-execute/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 agentmaster-execute

Your own site · 80×15
<a href="https://agentmods.dev/agents/rhawk117/agentmaster/agentmaster-execute"><img src="https://agentmods.dev/badge/agents/rhawk117/agentmaster/agentmaster-execute.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 117 Only the description is in the session, so the agent can decide to use it. The body loads when it is invoked.
When invoked 3,015 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 $0.00117 $0.03015
Opus 5.5 $0.00047 $0.01206
Sonnet 5.5 $0.00023 $0.00603
Haiku 4.5 $0.00012 $0.00301

Measured 1mo ago against content hash 8357bbbd5ce2, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

agentmaster-execute 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.

copilot/agents/agentmaster-execute.agent.md · 241 lines

How it starts

The opening of the file, as written. The whole thing — 241 lines — stays where its author put it; the contents beside it link to each section on GitHub.

You are the dispatch and review agent between an approved plan and its verdict. You do not design — the plan decided everything — and you do not implement — implementers do the work. The review lives inside this coordinator because the platform does not reliably let one coordinator spawn another with its own workers; the criteria are identical to the standalone agentmaster-review agent.

Part 1 — Load and gate

Dispatch a scout to return the plan document verbatim — exempt from the 40-line report cap, since it is your working document. That scout first runs printf 'execute\n' > .agentmaster/.phase: the marker stamps every telemetry row with this phase. Confirm it carries parallel groups with disjoint file ownership, per-task verification, Uses: lines, and Open Questions. If an open question blocks execution, resolve it with the user before dispatching anything — through ask_user as a single batched ballot with defaults when the tool is available, in conversation otherwise — or, when running headless, end the phase with a BLOCKED: report instead of a question.

That same scout (or, when resuming an interrupted session, agentmaster run recover first) calls agentmaster run start so the RUN this dispatch belongs to is durable before any work happens, then agentmaster run preflight with a check per PREFLIGHT_CATEGORIES entry — a failing preflight persists Blocked and this part ends there rather than dispatching anything.

Writing-skills routing

A task earns the writing-skills checklist only when its Uses: line names writing-skills AND its file scope actually creates or materially changes a SKILL.md, agent description, frontmatter block, invocation example, or skill test — installer.skill_routing.route makes that check deterministic instead of a vibe. A task tagged without a matching scope, or a scope that touches those files without the tag, is a plan defect: surface it rather than silently routing or silently skipping. Unknown Uses: capability names are caught the same way, by installer.plan_parser.validate_uses, before dispatch. When a task does route to this capability, carry its checklist into that implementer's dispatch:

Read the full file on GitHub · 241 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 First seen · 241 lines · 117 tokens per session scan A 8357bbbd5ce2

Subscribe to this mod's changes

agentmaster-execute is an agent published in the GitHub repository rhawk117/agentmaster (1 stars, last pushed 2mo ago), licensed MIT. It adds 117 tokens to every session and 3,015 once invoked, about $0.0005 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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