OpenAI’s new Spark model codes 15x faster than GPT-5.3-Codex – but there’s a catch by Investor News Today February 12, 2026 0 OpenAI / Elyse Betters Picaro / ZDNETObserve ZDNET: Add us as a most well-liked supply on Google. ZDNET's key takeaways OpenAI targets "conversational" coding, not gradual batch-style brokers.Huge latency wins: ...