Upcoming AI summary features in Gmail, Apple Mail, and Outlook will scan the first 150-200 characters of an email for 'live text' (actual HTML text). This means placing critical calls-to-action and stats as plain text at the top of emails is now more important than large hero images.

AI-powered email summaries in Gmail and Apple Mail search for "signal phrases" to identify key content. Using terms like "what's included:", "offer ends:", and "action required:" at the top of your email helps the AI feature the most important information, leading to higher open rates.

AI tools like Copilot and Gemini generate inbox summaries by pulling from the first 150 characters of "live text" (HTML text) in your email's body. This content often overwrites the pre-header you've written, making the email's opening sentence more critical than ever for engagement.

Don't fear that AI summaries in Gmail and Apple Mail will kill your open rates. If your content is genuinely valuable, people will still open it to get the full experience, just as they'd watch a favorite show instead of reading a synopsis. AI simply helps users filter out the noise.

AI tools now summarize emails in the inbox. To earn an open, your email's core value must be immediately apparent in that summary, as generic content will be dismissed without a click. This fundamentally changes email copywriting.

Leverage AI in email marketing not to replace your voice, but to augment it. Use tools like ChatGPT as a brainstorming partner to generate angles and outlines. This frees up your creative energy to focus on infusing the content with personal stories and genuine connection that only a human can provide.

AI tools increasingly summarize emails directly in the inbox, heavily influencing the decision to open. To ensure the summary is compelling, place the key takeaway, offer, or value proposition at the beginning of your email, rather than burying it after a long introduction.

The rise of AI summaries is forcing a strategic shift away from slick, image-heavy email designs. To ensure key messages are captured by AI, marketers must prioritize live text at the beginning of their emails. This marks a functional return to simpler, text-focused structures from 10-15 years ago.

The next wave of personalization isn't pre-built campaigns. AI agents will dynamically construct hyper-personalized messages from a library of content "Lego blocks" at the exact moment a customer opens an email, ensuring maximum relevance.