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kit

Fetch Kit (ConvertKit) newsletter broadcasts for writing context. Use when asked to download newsletters, get past email content for style reference, or fetch broadcasts for analysis.

Stars
57
Source
hamelsmu/hamel
Updated
2026-04-18
Slug
hamelsmu--hamel--kit
View on GitHubRaw SKILL.md

// install — copy + paste into any project

mkdir -p .claude/skills && curl -fsSL https://raw.githubusercontent.com/hamelsmu/hamel/HEAD/plugins/hamel-tools/skills/kit/SKILL.md -o .claude/skills/kit.md

Drops the SKILL.md into .claude/skills/kit.md. Works with Claude Code, Cursor, and any agent that loads SKILL.md files from .claude/skills/.

Kit Broadcasts Fetcher

Use the kit-broadcasts CLI to fetch newsletters from Kit (ConvertKit). Useful for retrieving past newsletter content as context for writing new newsletters in a consistent style.

Usage

# Fetch all broadcasts to stdout (JSON format)
kit-broadcasts

# Save to file
kit-broadcasts -o broadcasts.json

# Verbose mode shows progress
kit-broadcasts -v -o broadcasts.json

# Include all fields (not just simplified data)
kit-broadcasts --full -o broadcasts.json

# Use specific API key
kit-broadcasts --api-key "your-key"

Arguments

Argument Short Description
--output -o Output file path (default: stdout)
--api-key -k Kit API key (or set KIT_API_KEY env var)
--full Include all fields, not just subject/preview/content
--verbose -v Show progress info

Output Format

Default (simplified):

[
  {
    "id": 123,
    "subject": "Newsletter Subject",
    "preview_text": "Preview text...",
    "content": "<html>...</html>",
    "created_at": "2024-01-15T10:00:00Z",
    "send_at": "2024-01-15T12:00:00Z",
    "stats": {"open_rate": 45.2, "click_rate": 3.1}
  }
]

Requirements

  1. Install the hamel package:

    pip install hamel
    
  2. Set environment variable:

    export KIT_API_KEY="your-v4-api-key"
    

    Get your V4 API key from Kit Developer Settings. The API key is tied to your Kit account - no separate account ID needed.

Examples

Fetch newsletters as writing context:

kit-broadcasts -o newsletters.json
# Use the content field as examples for writing new newsletters

Get recent newsletters for style reference:

kit-broadcasts | jq '.[0:5]'  # First 5 (most recent) newsletters

Analyze newsletter performance:

kit-broadcasts -o newsletters.json
# Check stats.open_rate and stats.click_rate to identify best-performing content

Pipe to AI for summarization:

kit-broadcasts | ai-gem "List the main topics covered in these newsletters"