OpenAI has officially launched the next phase of advertising inside ChatGPT, introducing a beta self-serve Ads Manager alongside new CPC bidding and expanded measurement tools. The update moves ChatGPT advertising further beyond its original pilot phase. Advertisers can now create and manage campaigns directly through OpenAI instead of relying only on managed partnerships and agency relationships. While marketers already expected self-serve buying to arrive, this launch adds several pieces advertisers have been waiting for. That includes direct campaign management, click-based bidding, and conversion measurement capabilities. OpenAI says U.S. advertisers can now register for access, upload ads, manage budgets, control pacing, and monitor campaign performance through the new platform. What’s New With ChatGPT Ads OpenAI originally launched ChatGPT ads with a smaller group of advertisers to test demand, delivery, and performance.…