Gemini 2.5 Flash (Reasoning) vs o1

Gemini 2.5 Flash (Reasoning) vs o1. A reliable intelligence-versus-cost verdict requires both models' intelligence scores and benchmark-run costs. Missing data is not a performance verdict.

GoogleGemini 2.5 Flash (Reasoning)Not ranked · benchmark data missing
Intelligence
20.10
Total cost
-
OpenAIo1Not ranked · benchmark data missing
Intelligence
23.40
Total cost
-
Verdict

Comparison incomplete

A reliable intelligence-versus-cost verdict requires both models' intelligence scores and benchmark-run costs. Missing data is not a performance verdict.

MetricGemini 2.5 Flash (Reasoning)o1Difference
Intelligence (higher is better)20.123.4+16.4% o1 is 16.4% more intelligent
Total AA cost (lower is better)Not reportedNot reported— not comparable
End-to-end time (lower is better)20.85s39.68s+90.3% o1 is 90.3% slower
Price per 1M tokens (in / out)$0.30 / $2.50$15.0 / $60.0
Input modalitiesNot reportedNot reported
Open this matchup in the interactive pickerGemini 2.5 Flash (Reasoning): what beats ito1: what beats it
Matchup

Compare something else

Agents: Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/gemini-2-5-flash-reasoning/o1 · Markdown: /api/v1/compare/gemini-2-5-flash-reasoning/o1?format=md · llms.txt · agent skill