greywater-recycling-constructed-wetland

greywater-recycling-constructed-wetland is a skill for Claude Code, Codex from dungnotnull/greywater-recycling-constructed-wetland-agent-skill. It costs 97 tokens per session (5,014 once invoked), scanned A, original, MIT.

A specialist workflow for analyzing on-site greywater treatment with constructed wetlands, which use plants, soil, and microorganisms to clean used household water.

In plain words
What is it for?
Use it for greywater recycling and constructed-wetland engineering analysis, including treatment design, safety review, and structured technical outputs.
Why use it?
It organizes engineering analysis around evidence, validation checks, fallback behavior, and microbial safety concerns.

Skill for Claude CodeCodex

Written for no agent in particular: nothing here depends on one. Also seen: mentions CLAUDE.md; mentions Claude Code.

Good fit Use it for greywater recycling and constructed-wetland engineering analysis, including treatment design, safety review, and structured technical outputs.

Compare 6 skills from other repositories ↓
Install with agentmods
npx agentmods add skills/dungnotnull/greywater-recycling-constructed-wetland-agent-skill/greywater-recycling-constructed-wetland-agent-skill
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.

Any agent
npx skills add dungnotnull/greywater-recycling-constructed-wetland-agent-skill --skill greywater-recycling-constructed-wetland-agent-skill
Clone the repo
git clone --depth 1 https://github.com/dungnotnull/greywater-recycling-constructed-wetland-agent-skill

Made for: Claude Code, Codex.

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 greywater-recycling-constructed-wetland

README.md
[![agentmods](https://agentmods.dev/badge/skills/dungnotnull/greywater-recycling-constructed-wetland-agent-skill/greywater-recycling-constructed-wetland-agent-skill/github.svg)](https://agentmods.dev/skills/dungnotnull/greywater-recycling-constructed-wetland-agent-skill/greywater-recycling-constructed-wetland-agent-skill)
Your own site
<a href="https://agentmods.dev/skills/dungnotnull/greywater-recycling-constructed-wetland-agent-skill/greywater-recycling-constructed-wetland-agent-skill"><img src="https://agentmods.dev/badge/skills/dungnotnull/greywater-recycling-constructed-wetland-agent-skill/greywater-recycling-constructed-wetland-agent-skill/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 greywater-recycling-constructed-wetland

Your own site · 80×15
<a href="https://agentmods.dev/skills/dungnotnull/greywater-recycling-constructed-wetland-agent-skill/greywater-recycling-constructed-wetland-agent-skill"><img src="https://agentmods.dev/badge/skills/dungnotnull/greywater-recycling-constructed-wetland-agent-skill/greywater-recycling-constructed-wetland-agent-skill.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 97 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 5,014 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 $0.00097 $0.05014
Opus 5.5 $0.00039 $0.02006
Sonnet 5.5 $0.00019 $0.01003
Haiku 4.5 $0.00010 $0.00501

Measured 2mo ago against content hash cbc0c1a3fbec, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

greywater-recycling-constructed-wetland 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 2mo ago.

The scan reads SKILL.md. This mod also ships 3 executable files (scripts/__init__.py, scripts/error_handling.py, scripts/logging_system.py), listed below but not scanned — reading those needs a real analyzer, not pattern matching.

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.

SKILL.md · 721 lines

How it starts

The opening of the file, as written. The whole thing — 721 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Greywater Recycling Constructed Wetland — Skill Registry Documentation

Version

2.0.0 — Production-grade release with flexible agent architecture

Overview

This skill provides a production-grade harness for On-Site Greywater Treatment & Constructed Wetland Engineering analysis. It transforms Claude Code into a domain expert that delivers structured, evidence-backed outputs through:

  1. Flexible Agent Architecture — Dynamic skill routing with chain-of-thought decision making
  2. Modular Skill Registry — Type-safe skill registration with input/output validation
  3. Lifecycle Hooks — Pre/post execution hooks for monitoring and control
  4. Quality Gates — 10 validation gates (6 universal + 4 domain) with auto-fix
  5. Graceful Degradation — 5-level fallback system with explicit limitation flags
  6. Knowledge Pipeline — Automated crawl pipeline for continuous learning

Skill Registration

How Skills Are Registered

All skills are registered in config/skills_init.py through the initialize_skills() function. Each skill is registered with comprehensive metadata:

from config import SkillMetadata, SkillCategory, SkillInputSchema, SkillOutputSchema, register_skill

register_skill(SkillMetadata(
    name="sub-core-analysis",
    version="2.0.0",
    category=SkillCategory.SUB_SKILL,
    description="Design a household greywater treatment system...",
    author="972026 Skill Library",
    license="MIT",
    tags=["analysis", "design", "wetland-sizing"],
    input_schema=SkillInputSchema(...),
    output_schema=SkillOutputSchema(...),
    dependencies=["sub-evidence-collector"],
    token_budget=4000,
    file_path=Path("skills/sub-core-analysis.md")
))

Skill Metadata Schema

interface SkillMetadata {
    // Identity
    name: string;                    // Unique skill identifier
    version: string;                 // Semantic version (major.minor.patch)
    category: SkillCategory;         // harness | sub_skill | utility | validator | transformer
    description: string;             // Detailed description for triggering
    author: string;                  // Author/organization
    license: string;                 // License identifier (SPDX)
    tags: string[];                  // Keywords for discovery

    // Input/Output Contracts
    input_schema: SkillInputSchema;  // Input validation schema
    output_schema: SkillOutputSchema; // Output validation schema

    // Dependencies
    dependencies: string[];          // Skills that must complete first

    // Execution Constraints
    token_budget: int;               // Maximum tokens per execution
    max_execution_time_seconds: int;  // Timeout threshold
    retry_count: int;                // Number of retries on failure

    // State
    enabled: bool;                   // Whether skill is active
    file_path: Path | null;          // Path to skill .md file
}

Read the full file on GitHub · 721 lines

Files

What ships with it

3 files beside SKILL.md in the same directory: the scripts, references and assets a skill reads on demand. Not counted in the per-session cost; read them before you install if any of them is executable.

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. 2mo ago First seen · 721 lines · 97 tokens per session scan A cbc0c1a3fbec

Subscribe to this mod's changes

greywater-recycling-constructed-wetland is a skill published in the GitHub repository dungnotnull/greywater-recycling-constructed-wetland-agent-skill (5 stars, last pushed 3mo ago), licensed MIT. It adds 97 tokens to every session and 5,014 once invoked, about $0.0004 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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