OpenAI Showcases GPT-5.6 Sol: Model ML Slashes Finance Token Costs

OpenAI · youtube · 2026-08-10

OpenAI highlighted how fintech company Model ML utilizes the GPT-5.6 Sol model. Model ML focuses on the 'last-mile problem' in finance, transforming requests from research and analysis into traceable PowerPoint decks and Excel workbooks.

In their evaluation, GPT-5.6 Sol delivered outstanding results: it used 21% fewer tokens per PowerPoint deck compared to Fable 5, achieved a 16.6 percentage-point lead over Opus 5 in decks ready for substantive review, and reduced token usage for Excel workbooks by 36%.

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