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Setup·6 min read·

Setting up llea.ai on Shopify (and connecting it to your stack)

Install steps, theme compatibility, the platforms we integrate with, and what to expect in the first 24 hours.

Setup is meant to be boring. The fastest signal that a Shopify app respects your time is how little of it the install takes. This post walks through what installing llea.ai actually looks like, the platforms we connect to out of the box, and the edge cases (custom checkouts, headless, multi-store) that come up most often.

The 5-minute install

You add the app from the Shopify App Store the same way you'd add any other app. Shopify asks you to approve the OAuth scopes we need: read access to customers, orders, products, and a web pixel for behavioural events. That's it. No theme edits. No code snippets. No developer required.

The pixel registers automatically; you don't paste anything into theme.liquid. If you're on a custom theme or a headless storefront, see the section further down.

What happens in the first 24 hours

The moment you approve OAuth, we backfill the last 90 days of orders and customers from your store. That history is what trains your per-store model. The weights are unique to your catalog and your shoppers, not borrowed from another merchant.

A typical setup runway. Live scores appear within 24 hours; the model continues sharpening over the first 4–8 weeks.

You won't see useful intent on visitors who arrived before the install. We can't backfill what wasn't tracked. From the moment the pixel is live, every session is scored.

Will it slow down my store?

The pixel is loaded asynchronously and is roughly 14 KB gzipped. It does not block render, does not run on the critical path, and does not call any sub-resource on first load. We've benchmarked it on Shopify themes including Dawn, Impulse, Prestige, and a handful of custom themes. Measurable Largest Contentful Paint impact has been under 50 ms in every case we've tested.

If you have a Lighthouse score you care about, run it before and after. If you see any regression we can't explain, we'll roll back the install, no questions asked.

Theme compatibility

llea.ai works on any theme set as the active Online Store theme. Web Pixel support is tied to the Online Store runtime, not to a theme's age, codebase, or last-updated date. That means Dawn, every theme in the Shopify Theme Store, and older or vintage themes (including pre Online Store 2.0 bases) all deliver pixel events the same way once they're live on the storefront.

The platforms we integrate with

llea.ai is built to make your existing stack sharper, not to replace it. The most common integrations:

The actual control flow. llea.ai turns pixel events into intent, fires a Shopify Flow event when the threshold is crossed, and the CEP triggers the outreach.
  • Shopify Flow is the spine. Every intent-threshold crossing in llea.ai fires a Flow event. Flow then routes it to whichever CEP you have configured, either through that CEP's native Shopify Flow connector or via an HTTP webhook.
  • CEP platforms (like Klaviyo, Mailchimp, ActiveCampaign, Omnisend, and Brevo): native Shopify Flow connectors. Your existing campaigns and templates fire on the llea.ai trigger.
  • WhatsApp tools (Wati, AiSensy, Interakt, Gallabox): triggered via Shopify Flow or webhook, depending on which connector your provider exposes.
  • Postscript, Attentive (SMS): same hand-off pattern through Shopify Flow.
  • MoEngage, CleverTap, WebEngage: HTTP-webhook hand-off today; native connectors on the roadmap.
  • Meta and Google ads: weekly lookalike-seed exports of your top-intent cohort for retargeting and prospecting.

Custom checkouts, headless, multi-store

  • Custom checkout (Shopify Plus checkout.liquid): works as-is. The pixel captures checkout events through the standard Web Pixel API regardless of customisations on top.
  • Headless (Hydrogen, Next.js, custom React storefronts): supported. Shopify's Web Pixel app extensions do not auto-run on headless front ends, so tracking is wired the same way you wire any other analytics tag: through Google Tag Manager, Segment, or directly in your storefront code. Fire the standard events (page view, product view, add to cart, begin checkout, purchase) to llea.ai's endpoint. We'll send you the GTM container template and the event spec, with Hydrogen and Next.js examples.
  • Multi-store merchants: install once per store. Each store gets its own model and its own dashboard, plus a roll-up view if you have 3+ stores.

Where llea.ai sits in your existing stack

We don't replace your CEP platform, Shopify Flow, GA4, or your CRM. We add a layer on top that tells those tools who to act on and when, at the level of individual shoppers rather than broad cohorts.

The result is fewer messages going out, and the ones that do go out land on the shoppers most likely to convert. Your CRM, your reporting, your CEP infrastructure stay where they are. llea.ai becomes the routing brain in the middle, shifting your outreach from cohort-and-campaign thinking to per-shopper intent.

What to expect after install

  • Hour 24: dashboard shows live intent scoring on current visitors. Backfill complete.
  • Week 1: first usable segments. Your team can start building CEP audiences.
  • Week 4–8: model maturity. Top-decile conversion lift stabilises at a multiple of store average.
  • Ongoing: model retrains weekly on fresh data. Seasonality and catalog changes are absorbed automatically.

If you'd rather see the install end-to-end on a live screen before committing, book a 30-minute walkthrough and we'll do it together on a sandbox store.