Originally published in French on LinkedIn on September 8, 2026. Translated into American English, preserving the original arguments, figures, hypotheses, and conclusions.
On September 3, 2026, OpenAI announced GPT-6 Astra. The debate quickly focused on AGI, particularly following a statement by Greg Brockman during the presentation. This was not an official announcement that AGI had been achieved, but the debate had begun.
For businesses, another signal seems more concrete to me
The amount and duration of work that can progressively be delegated to AI.
Even before its release, an internal version of Astra produced ten results on open problems in mathematics and theoretical computer science, ranging from substantial progress to the resolution of open questions. OpenAI estimates the token cost required to find these solutions at approximately $2,000, excluding human work and the full cost of research.
Astra can also use computers and tools, pursue complex objectives, and has reached OpenAI’s Critical capability threshold in…
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