tutorial-in-the-field-checker

tutorial-in-the-field-checker is an agent for Claude Code from wahidyankf/ose-public. It costs 56 tokens per session (774 once invoked), scanned A, original, MIT.

A checker for practical programming guides that reports problems without editing them. It reviews the guide's scenario, steps, outputs, recovery notes, technology choices, and production code against stated rules.

In plain words
What is it for?
It checks whether actions and outputs are clear, simpler built-in approaches come first, framework choices are justified, trade-offs are explained, and code is complete enough for production use.
Why use it?
It separates review from repair and helps identify serious omissions or misleading guidance before the guide is changed or published.

Agent for Claude Code

Written for Claude Code: when-to-use in frontmatter. Also seen: installed under .agents/ (shared by several agents).

Good fit It checks whether actions and outputs are clear, simpler built-in approaches come first, framework choices are justified, trade-offs are explained, and code is complete enough for production use.

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Install with agentmods
npx agentmods add agents/wahidyankf/ose-public/tutorial-in-the-field-checker
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/wahidyankf/ose-public

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 tutorial-in-the-field-checker

README.md
[![agentmods](https://agentmods.dev/badge/agents/wahidyankf/ose-public/tutorial-in-the-field-checker/github.svg)](https://agentmods.dev/agents/wahidyankf/ose-public/tutorial-in-the-field-checker)
Your own site
<a href="https://agentmods.dev/agents/wahidyankf/ose-public/tutorial-in-the-field-checker"><img src="https://agentmods.dev/badge/agents/wahidyankf/ose-public/tutorial-in-the-field-checker/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 tutorial-in-the-field-checker

Your own site · 80×15
<a href="https://agentmods.dev/agents/wahidyankf/ose-public/tutorial-in-the-field-checker"><img src="https://agentmods.dev/badge/agents/wahidyankf/ose-public/tutorial-in-the-field-checker.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 56 Only the description is in the session, so the agent can decide to use it. The body loads when it is invoked.
When invoked 774 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 $0.00056 $0.00774
Opus 5.5 $0.00022 $0.00310
Sonnet 5.5 $0.00011 $0.00155
Haiku 4.5 $0.00006 $0.00077

Measured 2d ago against content hash 2201cb577e5f, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

tutorial-in-the-field-checker 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 2d 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/agents/tutorial-in-the-field-checker.md · 72 lines

How it starts

The opening of the file, as written. The whole thing — 72 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Tutorial In the Field Checker

The tutorial-in-the-field family's checker. It judges one in-the-field guide for the Tutorial In the Field Quality Gate and reports. It changes nothing.

Normal Workload

It reads the subject once, as Creating In-the-Field Tutorials teaches the kind, and rates each breach. Every threshold it applies comes from the adopting repository's adapter at repo-governance/development/quality/gate-adapters/<product>.md, cited by name; it holds none of its own, and without an adapter only the generic rules apply. Validating against fixed criteria is execution work.

What It Checks

The gate's cycle owns the questions; this checker answers them:

  1. Each guide declares one tutorial type and keeps one recognizable scenario, each step giving the exact action and the output it produced, with checkpoints and recovery notes where the scenario fails in practice.
  2. Built-in first: the language's or platform's own approach comes before any framework, each framework is justified by that approach's limits, and a trade-off section says when the simpler approach is still enough. A framework shown first is a CRITICAL finding.
  3. Production-complete code: errors handled, resources released on every path, configuration from the environment, and no credential anywhere; the pattern taught fits the scenario.
  4. Density and counts: annotation density per code block, and the set's guide and diagram counts, fall within the adapter's bands.

Trade-off depth, justification quality, pattern fit, and diagram usefulness are judgement rows. Prose, facts, and links belong to Content Checker, and properties in the gate's Deterministic Boundary are never findings.

Findings

Each finding names the file and guide, the rule or adapter threshold it breaks, what was observed, a measured value where the rule is a band or floor, and a criticality from Criticality Levels. It returns findings to the gate, which records them in its ledger. Confidence is rated later by Tutorial In the Field Fixer.

Read the full file on GitHub · 72 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. 2d ago First seen · 72 lines · 56 tokens per session scan A 2201cb577e5f

Subscribe to this mod's changes

tutorial-in-the-field-checker is an agent published in the GitHub repository wahidyankf/ose-public (12 stars, last pushed today), licensed MIT. It adds 56 tokens to every session and 774 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 2026-10-14.