OpenAI has introduced GPT-6 Astra for developers. The announcement claims Astra shows improved attention to detail, better understanding of user prompts, and more sophisticated outputs, with particular strength in building 3D models, including renderings of gardens, shipyards, animals, and cityscapes. The post also notes the model handles the pelican-on-a-bicycle test, placing a red neckerchief on the bird. A comparison grid for Astra was published the previous day.
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