ChatGPT Ads Are Becoming a Conversation. Is Your Brand Ready?

A customer clicks your ad. Before visiting your website, they ask whether the product suits them, what it costs and where the limitations are. Some of the work your landing page used to do may now happen inside a conversation.

That is the opportunity behind OpenAI’s latest advertising update. For New Zealand marketers, our view is straightforward: get your product information and measurement ready, then test against a clear business outcome.

What OpenAI has announced

On 16 September 2026, OpenAI announced Sponsored Agents: a US test with selected advertisers that lets people start a clearly labelled, business-sponsored conversation after clicking an ad in ChatGPT. These conversations are separate from ChatGPT’s independent answers.

The update also introduces campaign creation and analysis through natural-language prompts, AI-assisted creative tools, optional text customisation, and integrations with HubSpot and Shopify. Shopify’s international rollout starts on 23 September 2026 in markets where ChatGPT Ads are available.

The announcement does not give a New Zealand launch date for Sponsored Agents. Local availability should be confirmed before building them into a media plan.

A conversation is an opportunity to earn the next step

Our interpretation is that this creates another place for customers to evaluate an offer. A useful answer could remove doubt and help someone move towards purchase. A vague or incorrect answer could create more friction.

But starting a conversation does not make someone a qualified lead. They may be comparing options, exploring an idea or ruling a product out. The commercial question is whether the interaction improves the quality and value of the next action.

For a retailer, that might mean a profitable sale with fewer avoidable returns. For a service business, it might mean an enquiry that meets agreed qualification criteria. The right outcome depends on the business.

Three things to prepare now

1. Make the buying information useful

Start with the questions your sales and service teams hear every week. Make pricing, specifications, availability, delivery, exclusions and product fit clear and consistent. Give someone responsibility for keeping them current.

This is worthwhile regardless of which advertising platform grows fastest. Better information helps customers make decisions today and gives your team a stronger starting point for any future agent implementation. It is not a guarantee of accurate AI responses.

2. Design the handover

Decide what should happen when a customer is ready to act. Can they buy, book, request a quote or speak to a person without repeating the whole journey? Define what information is needed, how it reaches the right team and who owns the follow-up.

Do not assume an integration solves that process. Map and test the customer experience end to end.

3. Set the test before spending

Agree a budget, a primary business outcome and the conditions for continuing or stopping. Check what the platform can actually measure and how that connects to sales or qualified leads. Treat conversation volume and engagement as supporting signals.

Include response quality in the assessment. Review how the experience handles uncertainty, unsupported claims and questions that need a human answer. Clear brand guidance should cover both tone and the boundaries of what can be promised.

D3’s view

There is a credible opportunity here: help a prospective customer resolve a question while their interest is active. There is also plenty still to prove, including local availability, lead quality and commercial return.

Prepare the foundations now. When access is available, run a focused test and let the business results determine the next investment.

Read OpenAI’s announcement: Reimagining advertising with AI.