phase-2-structural

phase-2-structural is an agent for Claude Code from jeremylongshore/plugins-nixtla. It costs 0 tokens per session (266 once invoked), scanned A, original, no licence file.

A structural validation agent that checks whether a project follows expected schemas and scaffolding. It also writes a report based on the checks it performed.

In plain words
What is it for?
Use it to check schemas and project scaffolding, then document the evidence and results.
Why use it?
It helps find missing or incorrectly structured files and settings before other validation or testing begins.

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/jeremylongshore/plugins-nixtla/phase-2-structural
Clone the repo
git clone --depth 1 https://github.com/jeremylongshore/plugins-nixtla

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 phase-2-structural

README.md
[![agentmods](https://agentmods.dev/badge/agents/jeremylongshore/plugins-nixtla/phase-2-structural.svg)](https://agentmods.dev/agents/jeremylongshore/plugins-nixtla/phase-2-structural)
Your own site
<a href="https://agentmods.dev/agents/jeremylongshore/plugins-nixtla/phase-2-structural"><img src="https://agentmods.dev/badge/agents/jeremylongshore/plugins-nixtla/phase-2-structural.svg" alt="Measured on agentmods" height="20"></a>
Per session 0 Only the description is in the session, so the agent can decide to use it. The body loads when it is invoked.
When invoked 266 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. Scan, not verified.
Origin unknown 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 $0.00000 $0.00266
Opus 5 $0.00000 $0.00133
Sonnet 5 $0.00000 $0.00053
Haiku 4.5 $0.00000 $0.00027

Measured 4d ago against content hash 8695f88694c8, method: parsed. Prices are Anthropic first-party input rates as of 2026-08-30, from the pricing page.

Security

Grade A, and why

phase-2-structural 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 4d 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.

003-skills/.claude/skills/nixtla-universal-validator/agents/phase-2-structural.md · 47 lines

The source is not reproduced here

A licence we could not identify

The repository carries a LICENSE file, but it is custom or dual enough that GitHub cannot name it and neither can this catalogue. Unknown terms are not permission, so the body is not copied here. Read the licence at the source and decide for yourself.

Read it on GitHub

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. 4d ago First seen · 47 lines · 0 tokens per session scan A 8695f88694c8

Subscribe to this mod's changes

phase-2-structural is an agent published in the GitHub repository jeremylongshore/plugins-nixtla (11 stars, last pushed 10d ago), with no licence file. It costs nothing until one of its globs matches a file; then it loads 266 tokens. 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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