newsletter-monitor

v2026.09.25

Scan an AgentMail inbox for newsletter signals using configurable keyword campaigns. Extracts matched keywords, context snippets, and company mentions from incoming emails. Use for monitoring accounting industry newsletters for buying signals like acquisitions, migrations, and staffing news.

GitHub
Install command
npx skhub add gooseworks-ai/newsletter-monitor
Markdown
SKILL.md

Newsletter Monitor

Scan an AgentMail inbox for newsletter signals using configurable keyword campaigns. Designed for monitoring accounting industry newsletters for buying signals like acquisitions, Sage Intacct migrations, staffing challenges, and technology adoption.

Quick Start

# Set your API key
export AGENTMAIL_API_KEY="your_key_here"

# Scan inbox with all campaigns (summary view)
python3 skills/newsletter-monitor/scripts/scan_newsletters.py --output summary

# Scan specific campaign, last 7 days
python3 skills/newsletter-monitor/scripts/scan_newsletters.py --campaign acquisitions --days 7 --output summary

# JSON output for downstream processing
python3 skills/newsletter-monitor/scripts/scan_newsletters.py --output json --limit 50

Dependencies

pip3 install agentmail python-dotenv

Configuration

Keyword campaigns are defined in config/campaigns.json. Each campaign has a description and a list of keywords for case-insensitive substring matching.

Built-in campaigns:

  • acquisitions - CPA firm M&A activity
  • sage_intacct - Sage Intacct migration and implementation signals
  • staffing - Accounting talent and staffing challenges
  • technology - Accounting technology adoption

CLI Options

FlagDescriptionDefault
--campaign NAMERun only a specific campaignAll campaigns
--days NOnly scan emails from last N daysNo limit
--keywords "a,b,c"Custom keywords (overrides campaigns)Use campaigns.json
--output json|summaryOutput formatjson
--inbox ADDRESSOverride inbox addressAGENTMAIL_INBOX env or supergoose@agentmail.to
--limit NMax messages to fetch100

Output

JSON mode (default)

Returns an array of matched messages with:

  • message_id, from, subject, date
  • matched_campaigns - which campaigns triggered
  • matched_keywords - specific keywords found
  • context_snippets - 200-char window around each match
  • companies_mentioned - capitalized multi-word phrases near matches

Summary mode

Human-readable report showing matched emails grouped by campaign with snippets and detected companies.

Downstream Skills

When newsletter signals are found, chain to:

  • company-contact-finder - look up contacts at mentioned companies
  • accounting-news-monitor - combine with direct news monitoring for fuller signal coverage
Discovery
Tags

No tags published for this skill.

Version
Latest version metadata

Version

v2026.09.25

Published

Sep 25, 2026

Category

Uncategorized

License

MIT

Source path

skills/monitoring/composites/newsletter-monitor

Default branch

main

Latest commit

a9f4676

Tree SHA

99d4730