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FERMAT Pixel v2

First-party browser ES module (claire.mjs) a brand embeds to emit commerce telemetry to FERMAT. Exposes a window.fermat command queue with init, track and status methods, and six documented events — page_view, view_product, add_to_cart, remove_from_cart, begin_checkout and purchase — each with a published field schema. Lazily loads a session recorder for replay, heatmaps and scroll-depth analysis when recording is enabled in the pixel config. Installed via a direct script tag or Google Tag Manager; Shopify stores use a separate native path.

This event API exposes 0 operations across 1 channel, and defines 9 schemas. It is described by AsyncAPI 3.0.0, at version 2.0.0.

The API connects through 2 servers: e.clairedefermat.com (https), sr.clairedefermat.com (https).

0 operations 1 channels 9 schemas

Metadata

The identity and technical contract details declared by the specification.

Specification
AsyncAPI 3.0.0
API Version
2.0.0
Base URL
https://e.clairedefermat.com
Contact

Messages & Schemas 9

The contract defines 9 schemas that model the data carried by its messages. The most detailed are product (8 properties), orderTotals (6 properties). Each schema is shown below with its type and property counts.

pageView
message
Fired on every page load. SPAs must re-fire on route change.
viewProduct
message
Fired when a user views a product detail page.
addToCart
message
Fired when a user adds a product to their cart. Quantity required.
removeFromCart
message
Fired when a user removes a product from their cart. Quantity required.
beginCheckout
message
Fired when the user starts the checkout process.
purchase
message
Fired when the purchase completes (order confirmation / thank-you page).
product
object
8 properties 4 required
lineItem
object
orderTotals
object
6 properties 3 required

Specification

The full machine-readable AsyncAPI contract behind this narrative.

Source

fermat-pixel-asyncapi.yml Raw ↑
Where this information came from

This is an independent, third-party profile of FERMAT Pixel v2, published by API Evangelist. We do not operate, host, resell, or support these APIs, and we are not affiliated with or endorsed by the company unless stated above. Everything here is built from publicly available information — the company's own site, developer portal, documentation, public repositories, and the specifications it publishes for public use. Nothing is obtained by breaching a system, defeating an access control, or using credentials.

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