After OpenAI released GPT-5.3-Codex (high) which performed substantially better and faster at these types of tasks than GPT-5.2-Codex, I asked Codex to write a UMAP implementation from scratch in Rust, which at a glance seemed to work and gave reasonable results. I also instructed it to create benchmarks that test a wide variety of representative input matrix sizes. Rust has a popular benchmarking crate in criterion, which outputs the benchmark results in an easy-to-read format, which, most importantly, agents can easily parse.
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Anthropic had refused Pentagon demands that it remove safeguards on its Claude model that restrict its use for domestic mass surveillance or fully autonomous weapons, even as defense officials insisted that AI models must be available for “all lawful purposes.” The Pentagon, including Secretary of War Pete Hegseth, had warned Anthropic it could lose a contract worth up to $200 million if it did not comply. Altman has previously said OpenAI shares Anthropic’s “red lines” on limiting certain military uses of AI, underscoring that even as OpenAI negotiates with the U.S. government, it faces the same core tension now playing out publicly between Anthropic and the Pentagon.，详情可参考safew官方下载
NYT Connections hints today: Clues, answers for February 28, 2026