ChatGPT Go vs Plus: ¥1,400 Go was enough for everyday use
We compared ChatGPT Go (¥1,400 a month) and Plus (¥3,000 a month) using OpenAI's 55-item pricing comparison table and 11 user reports. The …
ChatGPT study mode: asked for the answer, got an 18-char question
You can turn on ChatGPT's study mode by typing @study in the input box or opening its dedicated URL. When we tested it on October 16, 2026,…
AI email writers compared: 4 tools, 3 apology prompts to copy
To compare AI email writing, we gave four AI tools six tasks based on an apology email for a late delivery, three times each, on October 14…
AI web search compared: 4 tools, 3 sourced prompts, ChatGPT wins
We sent the same three questions to the web search features of ChatGPT, Gemini, Claude, and Microsoft Copilot, and checked the answers agai…