---
title: "cmj-hub/claude-waterfall-email"
description: "Cheapest-first email waterfall skill: held inputs first, stop on 4xx, refuse sendable until verify = deliverable. MIT. Zero paid APIs."
canonical_url: "https://awesomeclaudeplugins.com/cmj-hub/claude-waterfall-email"
repository_url: "https://github.com/cmj-hub/claude-waterfall-email"
stars: 0
forks: 0
plugins_count: 1
publication_state: "indexable"
quality_note: "Canonical repository has a validated plugin count."
catalog_updated: "2026-10-18T00:34:25.053Z"
install_command: "/plugin marketplace add cmj-hub/claude-waterfall-email"
---

# cmj-hub/claude-waterfall-email

Cheapest-first email waterfall skill: held inputs first, stop on 4xx, refuse sendable until verify = deliverable. MIT. Zero paid APIs.

## Repository

- [Catalog detail page](https://awesomeclaudeplugins.com/cmj-hub/claude-waterfall-email)
- [GitHub repository](https://github.com/cmj-hub/claude-waterfall-email)
- Stars: 0
- Forks: 0
- 1 plugin entries are reported.

## Catalog provenance

- Publication state: indexable
- Quality note: Canonical repository has a validated plugin count.
- Repository metadata source: catalog snapshot dated Oct 18, 2026, not live GitHub API data

## Installation

When this repository exposes a Claude Code marketplace, add it with:

```bash
/plugin marketplace add cmj-hub/claude-waterfall-email
```