Report
GPT‑6.1 Sol and Sonnet 5.5 reportedly climb to second and fifth on BuildingBench
EnactraAI says GPT‑6.1 Sol scored 85.1 at a median cost of about $1.70 per building. Sonnet 5.5 (max) scored 76.9, but cost more per building than Sonnet 5.
TLDR
EnactraAI reports that GPT‑6.1 Sol rose from GPT‑6 Sol’s 69.6 to 85.1, taking second place on BuildingBench as its median cost fell from about $1.89 to $1.70 per building. Sonnet 5.5 (max) reached fifth with 76.9, up from Sonnet 5’s 54.4, while its per-building cost rose from $15.03 to about $39.99.
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