日々更新mobilerA8(Yahoo!ニュースを毎日ウォッチ) ChatGPTで買い物、エージェントとして活躍 OpenAI introduces “Instant Checkout” in ChatGPT, letting users buy products from Etsy and Shopify directly in chat. We explore its benefits, risks, and impact on e-commerce. 2025.10.01 日々更新mobilerA8(Yahoo!ニュースを毎日ウォッチ)