Claude 3.5 Sonnet vs GPT-4o
Claude 3.5 Sonnet won SWE-bench at launch; GPT-4o wins on native voice and speed.
Claude 3.5 Sonnet
The model that made Claude the coding default. Coding benchmarks beat GPT-4o at launch.
Use this when
Coding tasks, SWE-bench workloads, mid-2024 deployments.
Full profile →GPT-4o
The omni model. Text, image, audio natively in one system. Speed doubled vs. GPT-4.
Use this when
Voice mode, multimodal, OpenAI ecosystem.
Full profile →Cost comparison
Both $3-$15 per M range. GPT-4o slightly cheaper.