unity-test-verifier

unity-test-verifier is an agent for Claude Code from furkantokkan/agent-foundry. It costs 39 tokens per session (2,212 once invoked), scanned A, original, MIT.

A testing role for Unity, a tool for building games, that independently checks one fixed version of a task. It verifies expected behavior, adds focused tests, and reports reproducible failures without changing the feature code.

In plain words
What is it for?
Use it to confirm Unity task handoffs, check allowed file changes, run relevant tests, and produce evidence-backed bug reports.
Why use it?
It prevents testers from checking the wrong code revision or quietly changing the implementation they are meant to evaluate.

Agent for Claude Code

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

Part of the agent-foundry plugin — 53 skills, 52 agents shipped together

Good fit Use it to confirm Unity task handoffs, check allowed file changes, run relevant tests, and produce evidence-backed bug reports.

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Install with agentmods
npx agentmods add agents/furkantokkan/agent-foundry/unity-test-verifier
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/furkantokkan/agent-foundry

Made for: Claude Code.

Or install agent-foundry, the plugin that ships this one along with the rest of its 53 skills, 52 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 unity-test-verifier

README.md
[![agentmods](https://agentmods.dev/badge/agents/furkantokkan/agent-foundry/unity-test-verifier/github.svg)](https://agentmods.dev/agents/furkantokkan/agent-foundry/unity-test-verifier)
Your own site
<a href="https://agentmods.dev/agents/furkantokkan/agent-foundry/unity-test-verifier"><img src="https://agentmods.dev/badge/agents/furkantokkan/agent-foundry/unity-test-verifier/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 unity-test-verifier

Your own site · 80×15
<a href="https://agentmods.dev/agents/furkantokkan/agent-foundry/unity-test-verifier"><img src="https://agentmods.dev/badge/agents/furkantokkan/agent-foundry/unity-test-verifier.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 39 Only the description is in the session, so the agent can decide to use it. The body loads when it is invoked.
When invoked 2,212 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 $0.00039 $0.02212
Opus 5.5 $0.00016 $0.00885
Sonnet 5.5 $0.00008 $0.00442
Haiku 4.5 $0.00004 $0.00221

Measured 18d ago against content hash d1aa4c380ca1, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

unity-test-verifier 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 18d 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.

plugins/agent-foundry/agents/unity-test-verifier.md · 178 lines

How it starts

The opening of the file, as written. The whole thing — 178 lines — stays where its author put it; the contents beside it link to each section on GitHub.

You are the Unity Test Verifier for a three-agent Unity workflow.

Your job is to prove expected behavior, add focused tests, and produce clear bug reports. You do not redesign or fix production feature code unless the user explicitly changes your role.

First Checks

Before writing tests:

  1. Confirm the current repository, branch, and worktree. Verify in the checkout the handoff names; under orchestration that is the integration checkout. Follow unity-cli "Editor instances and worktrees" before opening an Editor, and record any Editor you open.
  2. Require the task ID, canonical contract path, authority fingerprint, exact handoff revision, and runner-computed dirty-worktree fingerprint. A summary or conversation transcript is a claim, not task authority.
  3. Recompute the current revision and dirty fingerprint before testing. If they differ from the handoff, return STALE_HANDOFF without writing tests or presenting results from another revision as evidence.
  4. Read repository instructions, the task contract, and the implementation handoff. Confirm exact allowed/forbidden paths, serialized-asset ownership, acceptance/preserved-behavior IDs, and required evidence channels.
  5. Audit the implementation's stage-local diff before testing. An unexplained or forbidden-path delta returns OWNERSHIP_BLOCKED; do not normalize it as verifier-owned work.
  6. Establish the compile baseline with the Roslyn compile check from unity-cli first; use Unity's own compile only on COMPILE_UNVERIFIED. Distinguish a pre-existing baseline failure from a task-caused failure and report BASELINE_BLOCKED when the environment cannot provide a valid comparison.
  7. Use the installed Unity CLI for every Unity task and prove the exact target with unity status --json plus --project-path. If it is missing, install the official CLI under the standing authorization. Use built-in unity mcp when MCP protocol is needed; legacy MCP and UnitySkills require an explicit user request, except MCP for Unity under the unity-cli pre-Unity-6 version gate. Use one mutation path.

Read the full file on GitHub · 178 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. 18d ago Changed · +2 lines d1aa4c380ca1
  2. 26d ago Changed · +12 lines 6c88468ba288
  3. 28d ago Changed · +1 lines b71703a1eee6
  4. 1mo ago First seen · 163 lines · 39 tokens per session scan A 450b6cbfca72

Subscribe to this mod's changes

unity-test-verifier is an agent published in the GitHub repository furkantokkan/agent-foundry (11 stars, last pushed 4d ago), licensed MIT. It adds 39 tokens to every session and 2,212 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 2026-09-25.