AI Hub
← All models

Gemini 1.0 Pro vs GPT-5.1

Google vs OpenAI — benchmarks, pricing, and capabilities side by side.

  • GPT-5.1 has the higher intelligence index (89 vs 34)
  • Gemini 1.0 Pro is cheaper ($0.50 vs $1.25 per 1M input)
  • Gemini 1.0 Pro is faster
  • GPT-5.1 has a larger context window (400K)
Gemini 1.0 ProGPT-5.1
Intelligence index3489
DeveloperGoogleOpenAI
TypeLLMLLM
AccessAPI onlyAPI only
Context window32,760 tokens400,000 tokens
Input price$0.50 / 1M$1.25 / 1M
Output price$1.50 / 1M$10.00 / 1M
Speed120 tok/s115 tok/s
ReleasedFebruary 15, 2024November 12, 2025
Parameters
Input modalitiesText, Image
Output modalitiesText

Shared benchmarks

Gemini 1.0 Pro
GPT-5.1
GPQA Diamond
27.9
88.1
Humanity’s Last Exam
4.6
26.5
LiveCodeBench
11.6
86.8
MMLU-Pro
43.1
87