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# ChatGPT’s ad stack gains features, but transparency gaps remain
- URL: https://www.medianexis.com/chatgpts-ad-stack-gains-features-but-transparency-gaps-remain/
- Published: 2026-10-06T20:08:42.000Z
- Updated: 2026-10-06T20:08:43.000Z
- Description: eMarketer’s Grace Harmon reports that ChatGPT’s advertising technology stack is catching up to advertiser demand with new tools, yet transparency gaps still persist.
- Author: The Signals Desk
- Tags: Ad-tech, AI, Grace Harmon, ChatGPT ad tech stack catching up, transparency gaps

*Signal from* [*emarketer.com*](https://emarketer.com/?ref=medianexis.com) *·* [*Grace Harmon*](https://www.medianexis.com/tag/by-grace-harmon/) *·* [*read the original*](https://www.emarketer.com/content/chatgpt-ad-tech-stack-catching-up-advertiser-demand-transparency-gaps-remain?ref=medianexis.com)*.*