How does Claude compare to GPT-4 for coding tasks?

Claude (Anthropic) and GPT-4 (OpenAI) are the two dominant LLM APIs used by coding tools. Claude 3.5 Sonnet is widely regarded as the best model for coding tasks as of 2025, with strong performance on agentic coding benchmarks. Many tools (including Cursor) let you choose which model powers your completions. For complex reasoning tasks like debugging or architecture discussion, Claude 3.5/3.7 tends to outperform GPT-4o.