E-commerce AI pricing is deceptively fragmented. Your email marketing tool charges by contact count. Your support chatbot charges per ticket or per conversation. Your personalisation engine charges based on traffic. Your upsell tool charges a percentage of the revenue it generates. Comparing costs across tools — or calculating what your total AI stack will actually cost as your store grows — requires pulling numbers from multiple pricing pages and doing maths that no vendor makes easy.
This guide consolidates pricing across every major e-commerce AI category into a single reference, then builds three complete stacks at different revenue levels so you can see exactly what a store your size should expect to spend.
Master Pricing Table (March 2026)
Customer Support AI
| Tool | Free Tier | Entry Price | Mid-Tier | High Volume | Pricing Model |
|---|---|---|---|---|---|
| Gorgias | No | $10/month (50 tickets) | $360/month (2,000 tickets) | $900/month (5,000 tickets) | Per-ticket tiers |
| Tidio | 50 conversations/month | $29/month (Starter) | $59/month (Growth) | $749/month (Tidio+) | Flat + conversation |
| Zendesk | No | $55/agent/month (Suite Team) | $115/agent/month (Professional) | Custom (Enterprise) | Per-agent |
| Intercom (Fin) | No | $29/seat/month + $0.99/resolution | $99/seat/month + $0.99/resolution | Custom | Per-seat + per-resolution |
Email & SMS Marketing
| Tool | Free Tier | 500 Contacts | 2,500 Contacts | 10,000 Contacts | 50,000 Contacts | Pricing Model |
|---|---|---|---|---|---|---|
| Klaviyo | 250 contacts, 500 emails | $20/month | $60/month | $150/month | $720/month | Contact-based |
| Omnisend | 250 contacts, 500 emails | $16/month | $35/month | $115/month | $330/month (Standard) | Contact-based |
| Mailchimp | 500 contacts, 1,000 emails | $13/month | $45/month | $100/month | $350/month | Contact-based |
| Attentive (SMS) | No | Custom | Custom | Custom | Custom | Message-based (custom) |
On-Site Personalisation
| Tool | Free Tier | Entry Price | Mid-Tier | Enterprise | Pricing Model |
|---|---|---|---|---|---|
| Nosto | No | Custom | Custom | Custom | Traffic-based (custom) |
| LimeSpot | No | $18/month (Essentials) | $200/month (Pay As You Grow) | Custom | Revenue-based |
| Rebuy | No | $99/month (up to $1K Rebuy revenue) | $249/month (up to $5K) | Custom | Revenue-based |
| Octane AI | No | $50/month | Scales with traffic | Custom | Traffic-based |
Product Content & Images
| Tool | Free Tier | Paid Price | Notes |
|---|---|---|---|
| Shopify Magic | Full (free with Shopify) | — | Descriptions, image editing, subject lines |
| ChatGPT Plus | Limited free tier | $20/month | General content, descriptions, emails |
| Photoroom | Limited free tier | $10/month (Pro) | Product image background removal, AI backgrounds |
| Jasper | No | $49/month (Creator) | Brand-consistent marketing copy |
All prices reflect published rates as of March 2026. Enterprise and custom pricing is negotiable.
For our full review of each platform, see: Best AI Tools for E-commerce in 2026.
The Starter Stack: Stores Under £10K/Month Revenue
At this revenue level, your AI budget should be minimal — perhaps £0–100/month. The priority is proving that AI tools generate enough incremental revenue to justify upgrading to paid tiers as you grow.
The £0/month stack (yes, genuinely free):
- Shopify Magic (free): product descriptions, image background removal, email subject lines
- Klaviyo Free (250 contacts, 500 emails): welcome series, abandoned cart recovery, post-purchase flows
- Tidio Free (50 conversations/month): basic AI chatbot for order enquiries and FAQs
This stack covers the three highest-impact AI categories — content creation, marketing automation, and customer support — at zero cost above your Shopify subscription. For a store generating under £5,000/month, this is sufficient. The limitations (250 email contacts, 50 chat conversations) won’t constrain you until you’re generating enough traffic and revenue to justify paid tools.
The £50–100/month stack (first upgrades):
When your email list exceeds 250 contacts (typically around £5,000–10,000/month revenue), upgrade Klaviyo to a paid plan (~£20–35/month depending on contact count and whether you add SMS). If support enquiries exceed 50/month, upgrade Tidio to Starter ($29/month) or switch to Gorgias Starter ($10/month for 50 tickets, scaling as needed).
Add ChatGPT Plus ($20/month) for drafting social media content, product page copy beyond what Shopify Magic generates, and customer email templates.
Total: £50–85/month for email marketing with automation flows, AI chat support, product content creation, and a general-purpose AI assistant. At £10,000/month revenue, this represents 0.5–0.85% of revenue — well within the 2–5% benchmark.
The Growth Stack: £10K–100K/Month Revenue
At this level, AI tools should be actively driving measurable revenue — recovered carts, increased average order value, reduced support costs. Your budget expands proportionally: £200–700/month is appropriate.
Email/SMS (£50–200/month): Klaviyo on a paid plan scaled to your contact list. At 2,500 contacts: ~£60/month. At 10,000 contacts: ~£150/month. Add SMS if your audience responds to text (typical for fashion, beauty, food — test with abandoned cart SMS first). Klaviyo’s predictive analytics (churn prediction, next-purchase timing) become genuinely useful at this volume because the AI has enough data to produce accurate predictions.
Customer support (£60–360/month): Gorgias Basic ($60/month, 300 tickets) or Pro ($360/month, 2,000 tickets) depending on volume. At this revenue level, the native Shopify order management — processing refunds, editing orders, and handling returns directly in the support ticket — saves measurable agent time versus Tidio or a generic helpdesk. If your ticket volume stays under 300/month, Tidio Growth ($59/month) remains cost-effective.
Personalisation (£50–250/month): Add either Rebuy ($99/month for up to $1,000 in Rebuy-attributed revenue) for AI-powered upsell and cross-sell at cart and checkout, or LimeSpot ($18–200/month) for product recommendations across your store. Both integrate with Klaviyo to power personalised product recommendations in email flows.
For stores with 100+ products and 10,000+ monthly visitors, evaluate Nosto (custom pricing) for comprehensive on-site personalisation including search, merchandising, and content — though the custom pricing typically positions Nosto above Rebuy and LimeSpot at this stage.
Product content (£20–50/month): Shopify Magic for descriptions + ChatGPT Plus ($20/month) for broader content needs + Photoroom Pro ($10/month) for studio-quality product images.
Total: £200–700/month. At £50,000/month revenue, this represents 0.4–1.4% of revenue. The tools at this level should generate measurable returns: Klaviyo abandoned cart flows alone typically recover 5–15% of abandoned carts (worth £2,500–7,500/month on a £50K revenue base), which more than covers the entire AI stack cost.
The Scale Stack: £100K+/Month Revenue
At scale, the AI conversation shifts from “can we afford this?” to “how much more revenue can each tool generate?” Your budget is £600–2,500+/month, and every tool should demonstrate clear ROI.
Email/SMS (£200–800/month): Klaviyo scaled to your contact list (10,000–50,000+ contacts), with SMS and potentially WhatsApp enabled. At this level, you’re running sophisticated segmentation (RFM analysis, predictive lifetime value tiers, behavioural cohorts) and your AI-triggered flows should be generating 30–60% of total email revenue. Consider adding Attentive (custom pricing) alongside Klaviyo if SMS becomes a significant revenue channel requiring dedicated optimisation.
Customer support (£360–900/month): Gorgias Pro or Advanced ($360–900/month) with full AI Agent automation. At 100K+/month revenue, your ticket volume likely justifies the AI Agent handling 40–60% of enquiries automatically. Measure cost-per-resolution and compare against the equivalent human agent cost.
Personalisation (£200–500+/month): Nosto (custom pricing) for comprehensive personalisation across recommendations, search, merchandising, and content. At this revenue level, Nosto’s 10–25% conversion rate improvement on personalised experiences justifies custom pricing. Supplement with Rebuy for checkout-specific upsell if Nosto doesn’t cover that touchpoint adequately.
Quizzes and zero-party data (£50–200/month): Octane AI ($50+/month) for product recommendation quizzes that collect preference data and feed personalised results into Klaviyo for lifecycle marketing. Particularly valuable for beauty, supplements, fashion, and food/drink categories.
Analytics (£100–300/month): Add dedicated analytics like Peel Insights for customer lifetime value analysis, cohort tracking, and subscription metrics. These insights feed back into your AI tool configuration — identifying which customer segments, products, and channels produce the highest LTV helps you optimise Klaviyo segmentation, Nosto personalisation, and Gorgias support prioritisation.
Total: £600–2,500+/month. At £200,000/month revenue, this represents 0.3–1.25% of revenue. Each tool should be demonstrably generating multiples of its cost in additional revenue or cost savings.
Frequently Asked Questions
How much should an e-commerce store spend on AI tools total?
The 2–5% of revenue benchmark is a useful guideline, but actual spend depends on your margin structure and growth stage. Stores in the startup phase should spend as little as possible (£0–100/month) and upgrade based on proven results. Growth-stage stores (£10K–100K/month) typically spend 0.5–1.5% of revenue. Established stores (£100K+/month) can justify 1–3% when each tool demonstrates clear ROI. Never spend more than your tools generate in measurable incremental revenue.
Which single tool has the highest ROI for e-commerce?
Klaviyo, consistently. Email and SMS marketing typically generates 30–60% of total revenue for well-optimised e-commerce stores. Abandoned cart recovery alone — a single Klaviyo automation flow — typically recovers 5–15% of abandoned carts. For a store with £50,000/month in revenue and a 70% cart abandonment rate, recovering 10% of abandoned carts adds approximately £3,500/month in revenue. Klaviyo’s cost at this scale is £60–150/month. No other e-commerce AI tool matches this ROI ratio.
Do I need personalisation tools if I already use Klaviyo?
They serve different functions. Klaviyo personalises email and SMS communication based on customer data. Personalisation tools like Nosto and Rebuy personalise the on-site shopping experience — product recommendations, search results, category merchandising, and checkout upsells. Using both creates a personalised loop: Nosto shows the right products on-site, Klaviyo follows up with personalised emails about those same products. The combined impact exceeds either tool used independently.
How do I track which AI tools are generating ROI?
Each tool category has its own primary metric. Klaviyo: revenue attributed to email/SMS flows (available in the Klaviyo dashboard). Gorgias: revenue per ticket and cost per resolution. Nosto/Rebuy: conversion rate on pages with AI recommendations versus without. Octane AI: quiz completion rate and post-quiz conversion rate. Review these metrics monthly and compare against the tool’s cost to verify positive ROI. If a tool isn’t generating measurably more revenue than it costs within 90 days of deployment, either the configuration needs optimisation or the tool isn’t right for your store.
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