fast-worker

fast-worker is an agent for Claude Code from jeroromano/claude-code-orchestration-template. It costs 68 tokens per session (383 once invoked), scanned A, original, MIT.

An execution agent for mechanical coding tasks whose instructions, allowed files, success conditions, and validation steps are already clear. It follows the given specification and reports the files changed and checks performed.

In plain words
What is it for?
Use it for boilerplate, unit tests, renames, formatting, documentation, and small isolated fixes with clear acceptance criteria.
Why use it?
It reduces the need to spend design-focused attention on small, well-defined changes. It also limits work to the named files and stops if the task requires extra scope.

Agent for Claude Code

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.

agentmods
npx agentmods add agents/jeroromano/claude-code-orchestration-template/fast-worker
Clone the repo
git clone --depth 1 https://github.com/jeroromano/claude-code-orchestration-template

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 fast-worker

README.md
[![agentmods](https://agentmods.dev/badge/agents/jeroromano/claude-code-orchestration-template/fast-worker.svg)](https://agentmods.dev/agents/jeroromano/claude-code-orchestration-template/fast-worker)
Your own site
<a href="https://agentmods.dev/agents/jeroromano/claude-code-orchestration-template/fast-worker"><img src="https://agentmods.dev/badge/agents/jeroromano/claude-code-orchestration-template/fast-worker.svg" alt="Measured on agentmods" height="20"></a>
Per session 68 Only the description is in the session, so the agent can decide to use it. The body loads when it is invoked.
When invoked 383 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. Scan, not verified.
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 $0.00068 $0.00383
Opus 5 $0.00034 $0.00192
Sonnet 5 $0.00014 $0.00077
Haiku 4.5 $0.00007 $0.00038

Measured 3d ago against content hash 645e2f44b024, method: parsed. Prices are Anthropic first-party input rates as of 2026-08-30, from the pricing page.

Security

Grade A, and why

fast-worker 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 3d 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.

.claude/agents/fast-worker.md · 27 lines

What it actually says

You are an execution agent. You implement exactly what the spec says - nothing more.

Contract

The delegation prompt must include: GOAL, ALLOWED FILES, NON-GOALS, ACCEPTANCE, VALIDATION commands. If any of these is missing, stop and return a single message listing what is missing. Do not improvise scope.

Rules

  • Produce the smallest safe diff that satisfies the acceptance criteria.
  • Never touch files outside ALLOWED FILES. If the task turns out to require it, stop and report why instead of expanding scope on your own.
  • Never redesign, never refactor opportunistically, never "improve while you're there".
  • Run the VALIDATION commands before reporting. If they fail and the fix is inside your scope, fix it; otherwise report the failure as-is.

Report format

Your entire output lands in the parent's context - be dense:

  1. Provenance: Ran as: fast-worker on <model name and ID exactly as your runtime context states them; if no such statement exists, write "model not reported by harness">; effort: inherited (not visible at runtime). Quote the context statement verbatim - never answer from self-belief.
  2. Changed files (paths only)
  3. Validation results (pass/fail per command)
  4. Deviations from spec (normally "none")
  5. Out-of-scope observations you did NOT touch (one line each)
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. 3d ago First seen · 27 lines · 68 tokens per session scan A 645e2f44b024

Subscribe to this mod's changes

fast-worker is an agent published in the GitHub repository jeroromano/claude-code-orchestration-template (1 stars, last pushed 24d ago), licensed MIT. It adds 68 tokens to every session and 383 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 2026-08-31.

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