Comprehensive side-by-side LLM comparison
GPT-4o leads with 8.3% higher average benchmark score. Claude 3 Opus offers 255.6K more tokens in context window than GPT-4o. GPT-4o is $77.50 cheaper per million tokens. Overall, GPT-4o is the stronger choice for coding tasks.
Anthropic
Claude 3 Opus was developed as the most capable model in the Claude 3 family, designed to set new industry benchmarks across a wide range of cognitive tasks. Built to handle complex analysis and extended tasks requiring deep reasoning, it balanced frontier intelligence with careful safety considerations, representing the flagship tier of the Claude 3 generation.
OpenAI
This updated version of GPT-4o was released with refinements to its multimodal capabilities and improved performance across text, vision, and audio tasks. Built to incorporate learnings from the initial GPT-4o deployment, it enhanced reliability and accuracy while maintaining the seamless cross-modal reasoning that defines the GPT-4o family.
5 months newer

Claude 3 Opus
Anthropic
2024-02-29

GPT-4o
OpenAI
2024-08-06
Cost per million tokens (USD)

Claude 3 Opus

GPT-4o
Context window and performance specifications
Average performance across 3 common benchmarks

Claude 3 Opus

GPT-4o
Available providers and their performance metrics

Claude 3 Opus
Anthropic
Bedrock

Claude 3 Opus

GPT-4o

Claude 3 Opus

GPT-4o

GPT-4o
Azure
OpenAI