What’s So Good About ChatGPT Work? Here’s What I Found

OpenAI's ChatGPT Work, powered by GPT-5.6, offers a tiered model approach with Sol, Terra, and Luna to optimize cost and capability for different tasks. While not dominating every benchmark, GPT-5.6 excels in practical trade-offs for real-world applications compared to competitors like Anthropic's Claude Mythos 5.