Agentic Newsletter — Model Variants

• email-main.html (baseline)
• email-claude-v1.html
• email-claude-v2.html
• email-kimi-v2.html
• email-openrouter-v1.html
• email-variant-v1-compact.html
• email-variant-v2-narrative.html
• email-variant-v3-prize-first.html
• email-variant-v4-urgency.html
• email-variant-v5-tier1.html (iteration-01)
• email-variant-v6-tier1b.html (iteration-02)