Expired80% confidenceReleaseExact time
OpenAI has introduced a new Max reasoning mode for Sol and launched GPT-5.6 Sol Ultra, which accelerates processing by scheduling sub-agents and adopts a multi-agent collaborative architecture.
4
Sources
80%
Confidence
Medium-term (~90 days)
Relevance
7/12/2026
First Seen
Valid until: 10/10/2026(expired)
Sources
Related Claims
UnverifiedThe core of the Sol Ultra mode in OpenAI's GPT-5.6 is a sub-agent collaborative reasoning mechanism that decomposes complex tasks into multiple subtasks handled cooperatively by multiple specialized agents.84% similarVerifiedGPT-5.6 Sol is an all-new flagship model focused on complex reasoning and agentic programming.79% similarUnverifiedIn the release livestream, OpenAI had GPT-5.6 Sol perform post-training optimization on the smaller GPT-5.6 Luna model, allowing it to autonomously search, run, and optimize within a given compute budget.78% similarUnverifiedOpenAI's released GPT-5.6 Sol Ultra model proved the Cycle Double Cover Conjecture in one hour.78% similarVerifiedSol is the flagship model of the GPT-5.6 family, designed specifically for the most complex task scenarios.76% similar
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