Data-driven emails

Test your messages, implement what really converts

Remove the guesswork from your email marketing campaigns and understand what content truly resonates with your customers. A/B test 10 different versions of your email simultaneously. Send the winning email to increase engagement and improve your conversion rates. 
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A/B testing that allows you to understand your audience.
Join 100,000+ customers around the world who trust Mailjet
With Mailjet's template testing, knowledge is power.

Challenge assumptions

Optimize every email

Understand your target audience even better than you do now. Determine the elements of your campaign that you would like to test that will give you greater insight into your customers, like subject lines, images, content, headers, call-to-action buttons, and more.
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An A/B test sample size.

Choose the winner

Define your own testing criteria

Determine what success means for your business. Set the testing criteria of your campaign and pick subsets of your customer list to test up to 10 versions of your email campaign. Use the results to tell you which elements resonate and will generate the highest engagement from the rest of your list. Automatically send the winning email campaign to all your customers with confidence.
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AI chatbot interface analyzing a Mailjet email campaign. The screen shows a user request asking the chatbot to review campaign stats and make recommendations. The chatbot displays a button to access Mailjet campaign data and then shows a performance review summary. Mailjet logo appears, indicating integration between the chatbot and Mailjet for campaign analysis.

Analyze results with AI

Ask AI what works best with Mailjet’s MCP Server

The MCP Server adds conversational AI to your A/B testing. Ask simple questions to explore test results, compare versions, and find out what drives engagement. No dashboards or code needed.

  • View A/B results instantly to see which version performs best.

  • Spot trends and insights that explain performance differences.

  • Get AI suggestions for your next test idea.

Mailjet's email editor improves your campaigns over time.

Knowledge is power

Improve your campaigns over time

Keep gathering new data to evolve your marketing strategy. Build in a testing period to your email campaign launch schedule so that you can send your customers the most engaging messages each time. Plan your tests, optimize, and hit your target metrics and conversion rates. 
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Email made easy.

Create beautiful, responsive emails in minutes.

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