US AdTech Startup Watch

Agentic/AI-agent trend: StackAdapt-OpenAI/TikTok MCP/Pacvue/Kargo + accountability pitfalls/guardrails

Agentic/AI-agent trend: StackAdapt-OpenAI/TikTok MCP/Pacvue/Kargo + accountability pitfalls/guardrails

Key Questions

What is driving the agentic AI trend in advertising?

The trend is fueled by platforms like StackAdapt's ChatGPT rollout, TikTok MCP, Trade Desk's Koa agent, and new launches such as Mentic for SMBs. Additional activity includes MiQ and PubMatic's AI media buyer, Markifact's Meta Ads MCP, and hands-off tools from Protaigé and Maia.

What is Mentic and who is it for?

Mentic is an autonomous AI advertising agent recently launched for SMBs and startups. It enables hands-off campaign execution and is positioned as a new entrant in the agentic AI space.

How are Trade Desk and MiQ using AI agents?

Trade Desk has developed a Claude-powered campaign agent called Koa, while MiQ partnered with PubMatic to build an AI media buyer. These efforts focus on automating media buying and campaign management.

What does the 2026 Agentic AI Field Guide emphasize?

The guide highlights the need for guardrails and high-quality data to address accountability pitfalls in agentic AI. It notes that while CES 2026 featured heavy promotion, buyers view the technology as more interesting than urgent.

How are Google updates affecting the AI ad landscape?

Google's AI Mode powered by Gemini 3.5 Flash, along with new shopping ads and the May Core Update, is reshaping search and advertising dynamics. These changes influence how agentic tools integrate with broader ad ecosystems.

What role does StackAdapt play in AI adoption?

StackAdapt has completed a full ChatGPT rollout to enhance its platform capabilities. This positions the company among leaders integrating generative AI into ad tech workflows.

What accountability issues are associated with agentic AI?

Key concerns include the need for proper guardrails and reliable data to prevent errors in autonomous decision-making. The 2026 Field Guide specifically calls out these pitfalls as adoption grows.

Which other platforms are launching AI-driven tools?

TikTok has introduced MCP, while Viant and PubMatic report growth in AI features. Markifact's Meta Ads MCP and similar automation efforts from OpenX and PubMatic are also advancing agency media buying.

StackAdapt full ChatGPT rollout; TikTok MCP; Viant/PubMatic growth; Trade Desk Koa/Markifact/MiQ+PubMatic agents. New: Mentic autonomous SMB agent launch; Protaigé/Maia hands-off execution. 2026 Agentic AI Field Guide reinforces guardrails and data quality needs. Google AI Mode/shopping ads updates impact landscape.

Sources (8)
Updated May 24, 2026
What is driving the agentic AI trend in advertising? - US AdTech Startup Watch | NBot | nbot.ai