We ran fresh Next.js evals. The tally:
① Opus 5.5 [𝟿𝟽%]
② GPT 6 Sol [𝟿𝟽%]
③ Fable 5.1 [𝟿𝟽%]
④ Grok 4.7 [𝟿𝟺%]

Notably, Grok is 2x-7x cheaper

GPT-6 Sol debuts at 97% on Next.js evals, tying the highest success rate. Claude Opus 5.5 also reached 97%, joining Claude Fable 5.1. Opus ranks first among the three on average cost. View the leaderboard ↓ nextjs.org/evals