AI Model Showdown: Optimizing Code with Next.js
In a compelling test of three AI models on a shared Next.js codebase, the quest for production-ready coding efficiency revealed significant differences in performance and cost. Here’s a snapshot of the findings:
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Claude Sonnet 4:
- Success Rate: 5/5
- Cost: $3.19 per task
- Notable Strengths: Exceptional prompt adherence and minimal follow-up needed.
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Kimi K2:
- Success Rate: 5/5 (with some follow-ups)
- Cost: $0.53 per task
- Key Advantages: Identifies performance issues; ideal for iterative development.
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Gemini 2.5 Pro:
- Success Rate: 3/5
- Cost: $1.65 per task
- Features: Fastest response, suited for quick fixes but struggles with complexity.
Final Insights:
- Total Cost of Ownership: Kimi K2 provides the best value ($5.20 total). Claude Sonnet 4 excels for immediate needs despite higher costs.
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