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What is GPT-6.1 Terra? Results of testing its $1 input/$5 output pricing and Codex compatibility on actual hardware [October 2026]

In late October 2026, OpenAI announced a new model, GPT-6.1 Terra. It can be used with ChatGPT Work and Codex, and the API ...

A New Way to Opt-Out of AI Training in robots.txt | What is __usage_ai-training? Verifying How to Read It with Python [October 2026]

On October 30, 2026, it was reported that OpenAI, Google, Microsoft, and Anthropic announced they would respect a new ...