Blog

Practical guides for AI product teams on A/B testing prompts, optimizing for business outcomes, and building better AI products through experimentation

A/B Testing

How to A/B Test Prompts (for AI Product Teams)

If you're building an AI-powered product, prompt performance isn't just about clever wording - it's about business impact. A/B testing is how you find out which prompts actually improve conversion, retention, cost, or user satisfaction in production.

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Experimentation

10 Types of A/B Tests You Can Run to Optimize Your AI Product Prompts

Prompt optimization isn't just about clever wordsmithing - it's about running experiments that improve real business outcomes. Here are ten practical A/B test ideas AI product teams can try today.

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Strategy

Why A/B Testing is Different for AI Products

A/B testing is a proven playbook in SaaS and consumer apps. But LLM-powered products break many of the old assumptions. To test prompts effectively, product teams need to understand what's different.

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Methods

Prompt A/B vs Evals - What's the Difference?

In AI product circles, people often mix up "evals" and "A/B testing." They're related, but they serve different purposes. If you're building an AI product, knowing when to use which is critical.

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Workflow

The Prompt Testing Workflow: From Idea to Deployment

Prompt optimization doesn't have to be guesswork. There's a repeatable workflow that helps AI product teams move from "I think this prompt is better" to "I know this prompt improves our business."

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Optimization

Prompt Optimization: What It Really Means for AI Products

Everyone talks about "prompt optimization" - but what does it actually mean when you're building an AI product? For product teams, it must mean something deeper: does this prompt improve the business?

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Ready to A/B Test Your AI Product?

TwoTail makes it easy to experiment with prompts, models, and policies in production. Get early access and start optimizing for real business outcomes.