The hyper-escalated AI arms race has entered a brand-new architectural era. OpenAI has fully released its next-generation GPT-5.6 model family to the public, completely abandoning its classic numbering system in favor of a cosmic three-tiered lineup: Sol, Terra, and Luna. Not to be outdone, Meta has struck right back with Muse Spark 1.1, a coding agent so powerful it prompted Mark Zuckerberg to log onto X to break his years-long social media silence.

We’ll talk about:

• OpenAI launching the GPT-5.6 family, led by "Sol", a cybersecurity and engineering beast featuring a "max reasoning effort" dial and autonomous sub-agent orchestration.
• The mid-tier "Terra" delivering premium GPT-5.5 performance at half the price, alongside "Luna," a lightning-fast model designed for high-volume, low-cost API workloads.
• Meta d ...