Which model should I use for what?

GPT-6 Astra is for the most advanced work such as complex reasoning and scientific problem-solving. GPT-6 Sol is for coding and agentic tasks, and GPT-6 Luna is for high-frequency routine work.

How do these compare to the previous models?

All three are said to improve on the previous GPT-5.6 series in specialist work, coding, PC operation, and response accuracy.

Where can businesses access these models?

Through Exabase AI, the business generative AI service run by Exa Enterprise AI, a group company of ExaWizards.

Large Language ModelsTop Companies' AI MovesAI Business & IndustryTop Companies AI12h agoOct 16, 2026, 06:31 JST

Exabase AI adds OpenAI's GPT-6 Astra, Sol, Luna

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3 Key Points

What happened
Exa Enterprise AI began offering GPT-6 Astra, GPT-6 Sol, and GPT-6 Luna on its Exabase AI service for businesses. Astra targets complex reasoning and scientific problem-solving, Sol targets coding and agentic work, and Luna targets high-frequency routine tasks.
Why it matters
Customers can choose a model based on the task and budget.

WHO IT HITSEnterprise teams that buy generative AI through Japanese vendors can now pick among three OpenAI models tuned to different workloads — complex reasoning, coding and agent-style tasks, or routine high-volume work — rather than a single default.

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Context & Analysis

Exa Enterprise AI is positioning the three new OpenAI models as a menu rather than a single upgrade. Astra is aimed at the heaviest reasoning and scientific workloads, Sol at coding and agentic tasks, and Luna at repetitive high-volume jobs, letting companies route work by difficulty and budget.

The company says all three beat the prior GPT-5.6 series on specialist work, coding, PC operation, and response accuracy. Its Exabase AI service is described as holding the No. 1 market share among third-party conversational generative AI applications for businesses in FY2024, per Fuji Chimera Research Institute.

FAQ

Which model should I use for what?: GPT-6 Astra is for the most advanced work such as complex reasoning and scientific problem-solving. GPT-6 Sol is for coding and agentic tasks, and GPT-6 Luna is for high-frequency routine work.
How do these compare to the previous models?: All three are said to improve on the previous GPT-5.6 series in specialist work, coding, PC operation, and response accuracy.
Where can businesses access these models?: Through Exabase AI, the business generative AI service run by Exa Enterprise AI, a group company of ExaWizards.

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