Briefing

OpenAI Launches Conversion API and Self‑Serve Ads Manager with Cost‑Per‑Click Bidding

ads
by Joanna Gerber · OpenAI

Check OpenAI's new conversion API and self‑serve ads manager for cost‑per‑click bidding, and integrate CAPI into your measurement workflows.

What to do now

Integrate OpenAI CAPI into your measurement stack and test cost‑per‑click bidding in the new ads manager.

Summary

OpenAI has expanded beyond its chat and API offerings into the advertising arena, announcing a new conversion API (CAPI) and a self‑serve ads manager on Tuesday. The conversion API provides granular measurement tools that allow advertisers to prove the effectiveness of their campaigns, while the ads manager introduces a cost‑per‑click bidding product that is native to search advertisers. Unlike traditional programmatic CPM models, the new CPC bidding lets search‑centric brands bid directly on clicks, potentially lowering wasted spend. The launch signals OpenAI’s intent to become a full‑fledged ad platform, offering both creative and measurement capabilities.

Advertisers can now integrate CAPI into existing tracking stacks and experiment with the new bidding format. The move also positions OpenAI as a competitor to Google and Meta in the ad tech space. Early adopters will need to test the new API endpoints and adjust their attribution models accordingly. Overall, the announcement marks a significant step toward a data‑driven ad ecosystem powered by OpenAI.

Key changes

  • OpenAI launches conversion API (CAPI) for granular campaign measurement
  • Public release of a self‑serve ads manager platform
  • Introduction of a cost‑per‑click bidding product native to search advertisers
  • CPC bidding replaces traditional programmatic CPM for search‑centric brands
  • CAPI enables advertisers to prove ad effectiveness through data
  • Ads manager provides a unified interface for campaign creation and bidding
  • OpenAI positions itself as a competitor to Google and Meta in ad tech

Affects

ads-customers

Source angles · 7 perspectives

AdExchanger
Independent angle

Will OpenAI’s New Measurement Tools And Ads Manager Prove Its Worth As An Ad Channel?

Open
Search Engine Land
SEO/Marketing angle

ChatGPT ads expand with self-serve buying

Open
OpenAI Blog
Vendor angle

New ways to buy ChatGPT ads

Open
OpenAI Blog
Vendor angle

Testing ads in ChatGPT

Open
Adweek Digital
Independent angle

OpenAI Launches Self‑Service Ads Manager in ChatGPT with New Partners

Open
Adweek Digital
Independent angle

OpenAI Aggressively Expands Ads Pilot to More Countries

Open

Customer impact

Analyzing matches…

Ask about this story

Impact on an agency? Which customers? Compare historically Risks of waiting