According to @OpenAI, the company will soon start testing advertisements in ChatGPT's free and Go tiers, introducing a monetization strategy while emphasizing user trust and transparency (source: OpenAI, Twitter, Jan 16, 2026). This move could set a precedent for sustainable business models in AI-powered chat applications, expanding AI's accessibility by offsetting operational costs. For businesses, it opens up new advertising channels targeting highly engaged AI users, creating opportunities for AI-driven marketing and application integration. The focus on clear principles around ad transparency may also influence industry standards for responsible AI commercialization.