News of the week

AI solves an 80-year-old math puzzle. OpenAI calls it a breakthrough

An internal model solved a famous Erdős puzzle it was not asked to pursue. Invention, not copying.

OpenAI announcement of an internal reasoning model solving a long-standing math problem

Latest news

Models7 min

Cursor launches Composer 2.5

Strong model. Near Anthropic Opus-level performance and cheaper per task. An important launch to stay competitive with Codex and Claude Code as one of the leading developer tools.

This month's news

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