Over two weeks and nearly 2,000 Claude Code sessions costing about $20,000 in API fees, the AI model agents reportedly produced a 100,000-line Rust-based compiler capable of building a bootable Linux ...
GPT-5.3 Codex merges the advanced coding capabilities of GPT-5.2 Codex with the reasoning and professional knowledge of GPT-5 ...
It is easy to dismiss breadcrumbs as a legacy feature—just a row of small links at the top of a product page. But in 2026, ...
GPT-5.3-Codex is the first time the ChatGPT maker has found that its own models can be instrumental in its own development.