Claude Sonnet 4 vs GPT-4o for Code Generation: Which AI Model Writes Better Production-Ready Code in 2024? In a June 2024 survey of 2,300 professional developers conducted by Stack Overflow, 76% reported using or planning to use AI coding assistants in their daily workflow. Yet the same survey revealed a persistent frustration: while AI generates code quickly, much of it fails under real-world conditions—edge cases, security audits, or refactoring demands. As the two leading frontier models, Anthropic’s Claude Sonnet 4 and OpenAI’s GPT-4o are locked in a heated competition for developer trust. But when the rubber meets the road, which one actually produces code you’d feel comfortable merging into production on a Friday afternoon?
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