GPT SOL 6.1 built a working Power BI report for $1.51, cheaper than comparable Claude models

At low effort, GPT SOL 6.1 produced the cheapest of 63 Power BI reports in Frederik Jensen's benchmark, costing $1.51 and taking 9 minutes. Claude Opus 5.5 at the same level was faster at 7 minutes, but cost $4.49.