web experimentation testing site

Explore the capabilities of Optimizely Web Experimentation 

Lightning-fast performance

Users expect speed, and Optimizely is the only platform that ensures the fastest performance by running experiments at the edge to ensure flicker-free testing.

Instant, actionable AI insights

AI isn't just a buzzword here—it's your secret weapon! Eliminate the guesswork by providing recommendations for test ideas, variation creation, and summarizing results so that you're learning and optimizing with every test.

Smarter, data-driven decisions

Optimizely's industry-leading Stats Engine delivers faster and more accurate results with a higher confidence interval so every change drives real, measurable impact.

No code required

Empower your team to experiment with drag-and-drop variation creation, automated traffic distribution, and pre-built templates so you can increase velocity without waiting for developer resources.

Security and compliance

Safe and secure data and regulatory compliance (GDPR, CCPA, HIPPA ready).

True cross-team collaboration

Bring all teams together on one platform to brainstorm, share, and iterate without jumping between platforms.

Variation testing!!

What sets us apart


AI-driven experimentation

Run smarter tests with AI-driven insights that scale across your business.

  • Generate variations instantly with AI, eliminating dev bottlenecks.
  • See changes explained automatically with AI Variation Summary—no guesswork, just insights.
  • Send more traffic to winning variations for higher conversions.
  • Discover your next big experiment with AI-driven test ideas and key metrics.

Fastest, flicker-free testing

Deliver experiences at the edge for speed and reliability.

  • Reduce latency with server-side execution for instant experiment delivery.
  • Eliminate page flicker by processing tests before the page loads. 
  • Smooth performance with our global CDN-powered experimentation .

Go beyond A/B testing

Unlock advanced testing methods to find what resonates best with your users.

  • Run smarter tests with A/B, multivariate, and multi-armed bandits to optimize every element.
  • Maximize conversions dynamically by automatically shifting traffic to top-performing variations.
  • Deliver personalized experiences based on user behavior, context and intent.

Collaboration made easy

Bring your team’s ideas together in one place, empowering everyone to brainstorm, create, and launch winning experiments together.

  • All-in-one platform for brainstorming, design, and tracking in one unified space.
  • Crowdsource and prioritize ideas from across the company and turn the best ones into impactful tests.
  • Track and celebrate progress with shareable calendars and celebrate team wins through visible results.

Tie every test to revenue and retention

Prove ROI, test by test, with the metrics that truly move the needle. 

  • Seamlessly connect your data warehouse for swift setup and efforless data flow.
  • Define custom metrics—from conversions to complex calculations—to truly own your outcomes.
  • Analyze experiments with an extensive scorecard for quick and effective decision-making.
  • Unlock deeper insights into user behavior with built-in analytics views, supporting detailed journey and funnel analysis.

More about Experimentation Analytics

Sign up for a test