River Open-Sources Training Recipes to Match GPT-6 at Under 1% of the Cost

River AI launched River Recipes, an open-source project that turns promising research into verified, reproducible training recipes. Its first text-to-SQL recipe fine-tunes open models to beat GPT-6 Astra and match Opus 5.5 on the Arcwise-Plat benchmark at under 1% of the cost.

2026-10-08 ~ 2026-10-08 · 2 related posts

• River open recipe: post-trained open models beat GPT-6 Astra Pro and Opus 5.5 on text-to-SQL for under 1% of cost — kylekosic · 2026-10-08
• River's open recipe beats GPT-6 Astra Pro and Claude Opus 5.5 on text-to-SQL at <1% cost — ibab · 2026-10-08