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CASE27

Claude vs GPT-4o for Autonomous Agent Work: 30 Days of Real Data

DEV.to AIΒ·April 16, 2026

This content compares Claude Sonnet 4.5 and GPT-4o over 30 days using real-world autonomous agent workloads like content and code generation, and API integrations. The evaluation tracked success rates, revealing unexpected results in their performance for tasks involving interdependent files.

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