OpenAI lowers the cost of work-focused models with GPT-6 Sol and Luna

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Linked story

Research cutoff: Official sources reviewed September 27, 2026. Stories show source dates; deep dives show publication dates and link to dated evidence.

AITop storyCompany announcementSeptember 22, 2026

OpenAI lowers the cost of work-focused models with GPT-6 Sol and Luna

OpenAI introduced GPT-6 Sol and Luna with lower API prices. Per million tokens, Sol costs $2 for input and $10 for output; Luna costs $0.10 and $0.50. The company reports improvements in professional work, coding and computer use.

Why it matters

Analysis

Analysis: Lower token prices can widen the set of economical automation projects. Compare cost per accepted result, including retries, review time and tool usage, before changing production routing.

What remains uncertain

The performance comparisons are provider-reported. They do not establish reliability for a particular bank workflow.

Sources

OpenAI: GPT-6 Sol and Luna

Added Sep 27OpenAI: GPT-6 Sol and Luna

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Daily newsfeed

OpenAI lowers the cost of work-focused models with GPT-6 Sol and Luna

Analysis

What remains uncertain

Sources