Claude 3.7 Sonnet vs OpenAI o4-mini
Compare Claude 3.7 Sonnet by Anthropic against OpenAI o4-mini by OpenAI, tested across 54 shared challenges. Updated June 2026.
Which is better, Claude 3.7 Sonnet or OpenAI o4-mini?
Claude 3.7 Sonnet and OpenAI o4-mini are both competitive models. Claude 3.7 Sonnet costs $3/M input tokens vs $1.1/M for OpenAI o4-mini. Compare their real outputs side by side below.
Key Differences Between Claude 3.7 Sonnet and OpenAI o4-mini
Claude 3.7 Sonnet is made by anthropic while OpenAI o4-mini is from openai. On pricing, Claude 3.7 Sonnet costs $3/M input tokens vs $1.1/M for OpenAI o4-mini.
Per 1M tokens
OpenAI o4-mini is cheaper on both — 2.7× input, 3.4× output
No community votes yet. On paper, these are closely matched - try both with your actual task to see which fits your workflow.
OpenAI o4-mini is 3.4x cheaper per token — worth considering if cost matters.
Style Comparison
Claude 3.7 Sonnet uses 121.0x more bold
