The Growth Lab

A living library of strategies, frameworks, and resources for smarter growth.

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Go Ask Iris: What Actually Makes Social Proof Work

  • Blog
  • 6 min.

Go Ask Iris is a series from Cro Metrics that puts our AI strategy tool to work. Ask Iris has been trained on thousands of A/B tests, multivariate experiments, and personalization campaigns. Every day, our strategists use it to pressure-test ideas, surface patterns across industries, and create higher-converting websites for our clients.  In each installmen...

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ImpactLens Results: Doubling Impact With...

  • Blog
  • 7 min.

Last year, we stepped back and asked a deceptively simple question: What actually changes ...

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We rewrote our internal SaaS in a month. Here’s what that means for your business.

  • Blog
  • 3 min.

About 7 years ago, we were running Cro Metrics on Airtable and spreadsheets. With my product background, I spun up a proof-of-concept to replace our disjointed systems and showed it to our CEO. He also has a product background, immediately recognized the value, and we were off to the races to fully productionize it. It served us well. But by 2025, the cracks...

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Your Emails Aren’t Getting Opened ...

  • Blog
  • 5 min.

Let’s talk about the elephant in the inbox. You’ve built the flows. You’...

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Experimentation Growth Calculator

Discover the Impact of Experimentation on Your Business

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Building Ask Iris: Turning Thousands of ...

  • Blog
  • 6 min.

At Cro Metrics, we have run tens of thousands of experiments over the years. That depth of...

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CES 2026: How AI Is Reshaping Customer Experience Without Losing the Human Element

  • Blog
  • 5 min.

CES has never been short on bold AI claims. This year, the conversation around AI felt more grounded than in years past. Less about what might be possible, and more about what actually is. Across leaders from StitchFix, Reddit, Mejuri, and Vannadium, a consistent message emerged. The teams seeing traction are designing systems that elevate the human experien...

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Opal, Agentic AI, and the Opportunities for Marketing Workflows

  • Blog
  • 5 min.

We’ve all seen it, AI tools promise to make marketing faster but only a handful actually do. Opal lands closer to the second category. After exploring the platform, attending the in-person Optimizely training and building our own agents and tools, here’s our honest review: Opal is one of the most operationally usable AI platforms we’ve seen. It solves ...

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2026 AI and Marketing Predictions

  • Blog
  • 6 min.

Customer Journeys Split as Consumers Decide Between AI Delegation and Authentic Personal Experience “What we’re seeing across almost every industry is the same challenge: as consumers’ usage of AI accelerates – across information, inspiration, and imagination – it’s fundamentally changing how they discover and connect with...

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All Those Data & Insights You’ve Been Collecting? They’re Ready to Help.

  • Blog
  • 3 min.

At Cro Metrics, we believe the real power of experimentation lives in what you discover about your customers. Those insights are what drive growth. We just made accessing all of that knowledge a lot easier. Meet Ask Iris Ask Iris is our new chat feature within Iris that turns your program data into an actual conversation. Instead of digging through dashboard...

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Seeing Around Corners: Why We Brought Fo...

  • Blog
  • 2 min.

When we first launched ImpactLens predictive modeling back in February, the goal was simpl...

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