ChatGPT's breakthrough is not what it seems.

OpenAI claims its reasoning model disproved a geometry conjecture unsolved since 1946 — and this time, the mathematicians who exposed its last embarrassing claim are backing it up.

OpenAI’s claim that GPT-5 had solved ten of Paul Erdős’s famous “unsolved” math problems has drawn sharp backlash from across the AI industry, after experts revealed the model merely rediscovered ...