The world's most intelligent checkout

Checkout 2.0 adapts in real time to every shopper, every session, and every signal. It's commerce that learns as it goes. Fast, personal, and built for the way people actually shop.

a55 AI
94signals read before the payment step appears
Powered by a55 AI

Built on self-learning user profiles.

Checkout 2.0 turns data into delight. It learns from each interaction to predict preferences, speed up decisions, and personalize every moment.

Self-learning profiles
Live profile graphEvery completed checkout sharpens the next one automatically.

For Shoppers

Personalized checkout experience

Real-time intelligence tailors every step to each shopper. Faster, smarter, and made for you.

One-click, passwordless login

Secure one-time codes mean instant recognition and zero friction.

One account, all your preferences

Addresses, payments, rewards — everything travels with you across the a55 Network.

For Merchants

Smarter payment routing

AI picks the best processor automatically to boost approvals and cut costs.

A network that converts

80M+ verified shoppers recognized instantly, wherever they land.

AI that keeps getting better

Checkout 2.0 continuously optimizes for conversion and performance. No dev lift required.

42.0

AI that powers every purchase.

Checkout 2.0 reads hundreds of live signals, from behavior and device type to risk and payment preferences, and adapts instantly. It thinks like your best salesperson and works like your best engineer.

Adaptive identityRecognizes the shopper before the final payment step appears.
Routing intelligencePicks the best path for approval, margin, and speed.
Continuous learningExperiments, learns, and optimizes without product rework.

Adapts instantly and improves over time

Every shopper makes Checkout 2.0 smarter. It learns what works, disregards what doesn't, and keeps evolving automatically.

AI workflow

Optimizes every transaction behind the scenes

From geography to volume to risk profile, a55's AI routes each payment for maximum approval and minimum cost.

AI workflow

Power any payment, anywhere

Card, crypto, or whatever's next — a55 AI future-proofs your checkout so every payment method feels native.

AI workflow

Performance trusted by the world's biggest brands.

Real-time intelligence, enterprise-grade reliability, and optimization built in — all ready for your flow.

Get started today
Performance view