The world's most powerful AI runs on a method that is almost 180 years old.
In 1847 the French mathematician Augustin-Louis Cauchy came up with gradient descent - a way to step down to the minimum of an error, one step at a time.
ChatGPT, Claude and every modern neural network use this very principle today.
Cauchy developed the method to calculate the orbits of celestial bodies. Now it trains artificial intelligence.

The release of Anthropic's Mythos 5.5 model is getting close. The company has already started preparing its website for it.
