OpenAI has officially launched its GPT-5.6 Sol model family, featuring three tiers: Sol, Terra, and Luna. The flagship Sol model achieved a record 91.9% on the TerminalBench 2.1 coding benchmark and 96.7% on cybersecurity tests, prompting an initial government review due to its advanced capabilities. Following a controlled preview period, OpenAI received clearance for a public release, which includes a flexible three-tier pricing structure designed for various developer and enterprise needs. AI
IMPACT Sets new SOTA on coding and cybersecurity benchmarks, potentially influencing enterprise adoption and competitive landscape.
RANK_REASON Frontier-lab model release with system card. [lever_c_demoted from frontier_release: ic=1 ai=1.0]
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