WHY ZEFIR

Why Zefir?

Why Zefir?

Why Zefir?

Zefir's AI is trained on millions of WhatsApp and SMS conversations across 1,000+ ecommerce brands. Every browse, purchase, and reply sharpens how the next message is personalized — so performance compounds with every conversation. For brands, that translates to a 12-15% increase in revenue on average, measured to the dollar.

Zefir's AI is trained on millions of WhatsApp and SMS conversations across 1,000+ ecommerce brands. Every browse, purchase, and reply sharpens how the next message is personalized — so performance compounds with every conversation. For brands, that translates to a 12-15% increase in revenue on average, measured to the dollar.

OFFICIAL META BUSINESS PARTNER · WHATSAPP BUSINESS SOLUTION PROVIDER · SHOPIFY PARTNER

Trusted by leading ecommerce brands

HOW IT COMPOUNDS

Every conversation makes the next one better.

Every conversation makes the next one better.

Every conversation makes the next one better.

Zefir’s AI reads what each customer browses, buys, and replies to — then decides what to send, to whom, and when. Because it learns from every conversation across the platform, its timing and product decisions keep sharpening: replenishment reminders land the week a customer runs low, winbacks reference what they actually bought, and drops go to the customers who wanted them. That precision is why personalized messages convert where blasts get ignored — and why the revenue impact grows over time instead of fading.

Real campaigns from Zefir clients

Clints WhatsApp campaign phone mockup

The drop, sent to the customers who came back for it

Dense WhatsApp AI conversation phone mockup

A conversation that knows where each customer is in their journey

Skinician WhatsApp replenishment reminder phone mockup

The reminder, timed to when they’d actually run out

Trained on your store

Trained on your store

The AI learns your products, customers, and order history before the first send — every message reflects what each customer actually does.

Timed to each customer

Timed to each customer

Send timing, channel choice, and product selection are decided per customer — not per segment, not per campaign.

Measured to the dollar

Measured to the dollar

Every order is linked to the exact message that made the sale. Revenue impact is visible in one dashboard, not inferred from spreadsheets.

THE SYSTEM

Personalization at a scale teams can’t do by hand.

Personalization at a scale teams can’t do by hand.

Personalization at a scale teams can’t do by hand.

A store with 100,000 customers generates millions of signals — products browsed, orders placed, messages opened, replies sent. Acting on them individually would take a team of hundreds. Zefir’s AI processes those signals continuously and makes three decisions for every customer: what to send, when to send it, and on which channel. Each decision is informed by that customer’s own history and by patterns learned across millions of conversations on the platform.

Zefir logomark
Products viewed signal

Products viewed

Orders placed signal

Orders placed

WhatsApp replies

SMS engagement

Cart activity signal

Cart activity

Purchase cadence

Message opens

Products synced

What to send

When to send

Which channel

Millions of signals in. Three decisions out — per customer.

Products viewed signal

Products viewed

Orders placed signal

Orders placed

Cart activity signal

Cart activity

Products synced signal

Products synced

WhatsApp replies

SMS engagement

Purchase cadence

Message opens

Zefir logomark

What to send

When to send

Which channel

Millions of signals in. Three decisions out — per customer.

What the AI reads

What the AI reads

Browsing behavior, purchase history, order cadence, and message engagement — synced from the store in real time, per customer.

What the AI decides

What the AI decides

The product to feature, the moment to send, and the channel to use — decided for each customer individually, on every flow and every campaign.

Why it improves

Why it improves

Every send returns a signal — opened, replied, purchased. Those outcomes feed the next decision, so precision increases with volume.

This is the difference between segmentation and personalization: segments group customers by similarity — Zefir treats every customer as a segment of one.

RESULTS

Measured across 1,000+ ecommerce brands.

Measured across 1,000+ ecommerce brands.

Measured across 1,000+ ecommerce brands.

On average, brands running Zefir see a 12–15% increase in total revenue, attributed message by message. Golden Tree, a nine-figure supplement brand, made WhatsApp its highest-ROI channel — reaching a 68x ROAS during Black Friday with 98% open rates across automated flows. Clints, a streetwear brand, grew drop revenue 25.93% with early-access campaigns sent to the customers who had come back looking for them.

On average, brands running Zefir see a 12–15% increase in total revenue, attributed message by message. Golden Tree, a nine-figure supplement brand, made WhatsApp its highest-ROI channel — reaching a 68x ROAS during Black Friday with 98% open rates across automated flows. Clints, a streetwear brand, grew drop revenue 25.93% with early-access campaigns sent to the customers who had come back looking for them.

On average, brands running Zefir see a 12–15% increase in total revenue, attributed message by message. Golden Tree, a nine-figure supplement brand, made WhatsApp its highest-ROI channel — reaching a 68x ROAS during Black Friday with 98% open rates across automated flows. Clints, a streetwear brand, grew drop revenue 25.93% with early-access campaigns sent to the customers who had come back looking for them.

“Zefir turned WhatsApp into our highest-ROI revenue channel.”

“Zefir turned WhatsApp into our highest-ROI revenue channel.”

LS

Lucijan Semprimoznik

Retention Manager, Golden Tree

“We implemented Zefir and saw a positive ROI in just 8 days. The team behind it is professional, responsive, and efficient.”

“We implemented Zefir and saw a positive ROI in just 8 days. The team behind it is professional, responsive, and efficient.”

AN

Alex Neumayer

CEO, 8-figure brand

Read the case studies →

Read the case studies →

Personalization that compounds.

Personalization that compounds.

Personalization that compounds.

Zefir builds and operates the WhatsApp and SMS channel — every message personalized by AI, every order attributed. Live in 72 hours.

Zefir builds and operates the WhatsApp and SMS channel — every message personalized by AI, every order attributed. Live in 72 hours.

Zefir builds and operates the WhatsApp and SMS channel — every message personalized by AI, every order attributed. Live in 72 hours.

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OFFICIAL META BUSINESS PARTNER · WHATSAPP BUSINESS SOLUTION PROVIDER · SHOPIFY PARTNER

OFFICIAL META BUSINESS PARTNER · WHATSAPP BUSINESS SOLUTION PROVIDER · SHOPIFY PARTNER

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