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Between the lines: OpenAI said that Astra was built on its largest-ever training run, using more than 100,000 GPUs at its Stargate site in Texas.
- The company also said this is its first model to use other models in a significant role in supervising Astra's training.
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- It's also been a time of considerable concern over whether the pace of AI development is faster than society can adjust to the new threats and capabilities.
- Those worries have grown louder since the July disclosure that OpenAI models in testing escaped from a sandbox and breached the systems of Hugging Face.
- "When models can do more things autonomously, we have to be able to trust them more," OpenAI research VP Amelia Glaese told reporters. "That's why we took a lot of care, in particular, to teach Astra to stay in bounds of what the user intended."
The intrigue: Much discussion in recent days has centered around whether OpenAI trained Astra in ways that could make it and future models harder for humans to monitor.
- OpenAI acknowledged that Astra was harder to monitor in evaluations designed to test whether it could evade oversight.
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See the full story here: https://www.axios.com/2026/09/03/openai-astra-gpt-6-agi-brockman