Mercuri AI vs Rep AI: Which AI Shopping Assistant Should Shopify Merchants Choose in 2026?

Last updated March 24, 2026

Mercuri AI is a budget-friendly Shopify assistant starting at $19/month with GPT-4 powered conversations, while Rep AI uses behavioral AI to proactively engage high-intent shoppers with personalized assistance. Choose Mercuri AI for affordable, conversational product support; pick Rep AI for behavioral intelligence that identifies and converts your best prospects.

Mercuri AI

Conversational AI shopping assistant for Shopify stores that handles product Q&A, upsells, and order tracking in one widget

3.9/5

Best for: Shopify merchants who want an affordable AI assistant that combines customer support, product recommendations, and order tracking

Pricing

Freemium

Starting Price

$19/month

Pros

• Very affordable starting price
• Quick 10-minute setup
• Grounded in store data (no hallucinations)
• Combined support + sales

Cons

• Shopify only
• Limited customization on free plan
• Newer platform with smaller user base
• No voice channel support

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Rep AI

AI-powered sales concierge for Shopify stores that engages shoppers and guides them to checkout

4.3/5

Best for: Shopify brands wanting an AI concierge that proactively engages visitors, answers questions, and drives conversions

Pricing

Subscription

Starting Price

$79/month

Pros

• Proactive engagement not just reactive chat
• Combined sales and support
• Strong Shopify integration
• Measurable ROI tracking

Cons

• Shopify only
• Monthly cost adds up for small stores
• Requires product catalog optimization
• Learning curve for setup

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