According to @OpenAI on X, ChatGPT launched an Agent Mode in preview for Plus, Pro, and Business users that can research, plan, and take actions while users browse. Source: @OpenAI on X, Oct 31, 2025. The post confirms availability only across paid tiers and provides no details on pricing, timelines beyond preview, or any crypto/blockchain integrations, implying no immediate on-chain impact signal. Source: @OpenAI on X, Oct 31, 2025.