# ATTEX documentation

> The ATTEX impressions export: one row per ad impression from a paid, consented panel on phones and computers, inside apps and on the open web, with measured attention. Export API, data dictionary and integration guide.

## Docs

- [Overview](https://attexdata.ai/docs/overview.md): What the ATTEX impressions export contains, with an example row from mobile and from desktop.
- [Integration](https://attexdata.ai/docs/integration.md): Load the ATTEX export into your warehouse with the change feed, which returns everything new since your last pull (mobile rows), or with the day export (mobile and desktop). In Python or curl.
- [Connect your assistant](https://attexdata.ai/docs/connect.md): Connect Claude, ChatGPT or Microsoft Copilot to ATTEX and ask questions about ad attention in plain language. One personal address from your invitation, or a plugin your IT installs in Copilot, and the steps for each assistant.
- [API reference](https://attexdata.ai/docs/api-reference.md): Every endpoint, field, response and error code of the ATTEX export API.
- [Data dictionary](https://attexdata.ai/docs/data-dictionary.md): Every column in the ATTEX impressions export for mobile and desktop rows, with type, meaning, nulls and an example.
- [Methodology](https://attexdata.ai/docs/methodology.md): How ATTEX measures ads and attention on mobile, with the definition of an ad, an impression, duration, fixation and attention, and the industry guideline each follows.
- [Legacy mobile export](https://attexdata.ai/docs/legacy-mobile-export.md): What changes for integrations built on the mobile export before October 2026, what the rows now mean, and how to switch.

## Optional

- [Full documentation as one file](https://attexdata.ai/docs/llms-full.txt)
- [OpenAPI 3.1](https://attexdata.ai/docs/openapi.yaml)
- [Data dictionary as JSON](https://attexdata.ai/docs/export-dictionary.json)