Getty / Futurism On Thursday, OpenAI announced GPT-5.3-Codex, a new coding model that’s purportedly 25 percent faster than its predecessor, along with other impressive benchmarks. The real head-turner, however, is another claim the Sam Altman-led company made about its development. GPT-5.3-Codex, supposedly, is its first model “that was instrumental in creating itself,” with its team “blown away” by the results. Is the Singularity nearly upon us? Is this t