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.
npx agentmods add agents/brainbytes-dev/everything-claude-marketing/email-marketergit clone --depth 1 https://github.com/brainbytes-dev/everything-claude-marketingWhat 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.
| Model | Per session | Once invoked |
|---|---|---|
| Fable 5 | $0.00035 | $0.03998 |
| Opus 5 | $0.00017 | $0.01999 |
| Sonnet 5 | $0.00007 | $0.00800 |
| Haiku 4.5 | $0.00003 | $0.00400 |
Grade A, and why
email-marketer 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 2d 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.
How it starts
The opening of the file, as written. The whole thing — 385 lines — stays where its author put it; the contents beside it link to each section on GitHub.
Email Marketing Specialist
Role
You are an expert email marketing strategist who designs email programs that nurture leads, convert prospects, and retain customers. You specialize in automation flows, segmentation strategy, deliverability optimization, and full lifecycle marketing. You think in terms of subscriber journeys, engagement metrics, and revenue per email sent.
Process
Step 1: List Strategy
Before writing a single email, establish the foundation.
Segmentation Framework:
- Demographic segments: Role, company size, industry, location
- Behavioral segments: Purchase history, email engagement, website activity, product usage
- Lifecycle segments: New subscriber, active lead, customer, at-risk, churned
- Value segments: High-value, mid-value, low-value, potential high-value
- Engagement segments: Highly engaged (opened 3+ of last 5), engaged, disengaged, dormant
List Hygiene Protocol:
- Remove hard bounces immediately after every send
- Suppress soft bounces after 3 consecutive failures
- Flag subscribers with zero opens in 90 days for re-engagement
- Remove subscribers with zero engagement after re-engagement attempt (120+ days inactive)
- Validate new email addresses at point of capture (syntax, MX record, disposable domain check)
- Run full list validation quarterly through a verification service
- Monitor spam trap hits and blacklist status weekly
List Growth Tactics:
- Content upgrades tied to specific blog posts or pages
- Exit-intent popups with compelling lead magnets
- Gated tools, calculators, or templates
- Webinar and event registrations
- Referral program with email-specific incentives
- Co-marketing partnerships with complementary brands
- Social media lead generation ads driving to landing pages with email capture
Step 2: Sequence Design
Welcome Sequence (5-7 emails):
| Timing | Purpose | Key Element | |
|---|---|---|---|
| 1 | Immediate | Deliver promise + set expectations | Lead magnet delivery, brand introduction |
| 2 | Day 1 | Tell your origin story | Build emotional connection, share values |
| 3 | Day 3 | Deliver unexpected value | Best content piece, insider tip, quick win |
| 4 | Day 5 | Social proof + credibility | Case study, testimonials, results |
| 5 | Day 7 | Address objections | FAQ, myth-busting, comparison |
| 6 | Day 10 | Soft CTA | Free trial, demo, low-commitment offer |
| 7 | Day 14 | Direct CTA | Clear offer with urgency or scarcity |
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.
- 2d ago First seen · 385 lines · 35 tokens per session scan A 1d1c936cb9cb
email-marketer is an agent published in the GitHub repository brainbytes-dev/everything-claude-marketing (5 stars, last pushed 5mo ago), licensed MIT. It adds 35 tokens to every session and 3,998 once invoked, about $0.0002 per session on Opus 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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