GPT-5.3-Codex-Spark is a lightweight version of the company’s coding model, GPT-5.3-Codex, that is optimized to run on ultra-low latency hardware and can deliver over 1,000 tokens per second.
So, you want to get better at Java coding, huh? It’s a pretty popular language, and honestly, getting some hands-on practice is the best way to really learn it. Luckily, there are a bunch of places ...