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AI email content generator: write campaigns that sound like your brand

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What is an AI email content generator?

An AI email content generator drafts subject lines, headers, and body copy for your campaigns and flows, so you start from something editable instead of a blank page. It only earns its keep if the copy sounds like your brand and reflects what each shopper actually wants.

Why an AI email content generator matters

When an email reads too salesy, the writing gets the blame. But if you send send the same "20% off everything" to your whole list and you're hard-selling people who were never going to buy while discounting people who would've paid full price. Both learn to skip your sends.

Here’s how an AI email content generator helps you get your emails in front of the right audiences:

  • Start from a draft, not a blank page: You edit copy that's already written instead of filling an empty text box.
  • Copy that sounds like you: Drafts draw on your brand voice and catalog rather than a generic template.
  • Relevance per shopper: Content reflects what each segment browsed or bought, so it earns attention a blast never will.

Why choose Klaviyo's AI email content generator

Composer, Klaviyo's AI marketing agent, drafts email copy from your brand voice, catalog, and real-time customer data, then hands it back for review.

Drafts that sound like your brand

Most AI writing tools want endless prompting, and even then they produce copy that reads like every other brand's newsletter. You spend as much time coaxing the tool as you would writing from scratch. Composer drafts subject lines, headers, and body copy from your brand voice, your catalog, and what's worked in past sends. You don't describe your brand to it. It already knows, because it reads the same customer and catalog data that powers the rest of your marketing.

Copy grounded in what each shopper wants

Batch-and-blast treats a first-time browser and a loyal repeat buyer the same, as if a shopper who found you yesterday wants what someone on their fifth order wants. Klaviyo pulls product interest and behavior into the real-time customer profile, so the generator writes to what each segment wants. A shopper who keeps returning to your running gear gets copy about running gear, with product blocks to match. Someone browsing skincare gets skincare. Dynamic content blocks swap products and offers per recipient, so one abandoned-cart flow shows each shopper the items they left behind instead of a second flow for every SKU.

One profile for email and SMS copy

Splitting channels across separate tools breaks the customer profile. You're managing two contact records and hoping your email voice and your text voice don't drift apart. Running Klaviyo Email and Klaviyo text on one customer profile means Composer generates coordinated email and SMS copy with no data syncing or duplicate suppression. Announce a launch by email, then let clicks trigger a text with early access.

Key features of Klaviyo's AI email content generator

Feature

Description

Available with Klaviyo

Composer drafting

Drafts subject lines, headers, and body copy in your brand voice.

Yes

Real-time customer profile

Grounds copy in what each shopper browsed and bought.

Yes

Dynamic content blocks

Swaps products, offers, and copy per recipient.

Yes

Automated flows

Drafts copy for welcome, abandoned cart, browse abandonment, post-purchase, and win-back.

Yes

Review and approval

Nothing sends until you review and approve it.

Yes

How to get started with Klaviyo's Composer

To get started with Composer:

  • Connect your store and data. Composer works from your real-time customer profiles and catalog.
  • Pick the campaign or flow. Choose a seasonal send or an evergreen message like welcome or abandoned cart.
  • Generate the draft. Get subject lines, headers, and body copy to review.
  • Add personalization. Drop in dynamic content blocks so each recipient sees relevant products and offers.
  • Review and approve. Edit the copy, then publish when you're happy.

Klaviyo is the autonomous B2C CRM, so your campaigns run on the same real-time customer profile as your data and analytics. Get started with Klaviyo today.