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Gemini Omni Flash Google GPT-5.1 OpenAI Deprecated
Input $1.50 $1.25
Output $9.00 $10.00
Blended $3.38 $3.44
Context window 1.05M 400k
Max output No data 128k
Output speed No data 103
Quality No data 76.7
Reasoning No data 57.9
Coding No data 61.1
Value No data 5.5
Vision ✓ ✓
Audio input ✓ −
Video input ✓ −
Reasoning ✓ ✓
Tool calling ✓ ✓
Structured output ✓ ✓
Prompt caching − ✓
Batch API ✓ ✓
Licence Proprietary Proprietary
API model id gemini-omni-1.1-flash gpt-5.1

At a glance

Input price, per million tokens
  1. Gemini Omni FlashGoogle$1.50
  2. GPT-5.1OpenAI$1.25
Output price, per million tokens
  1. Gemini Omni FlashGoogle$9.00
  2. GPT-5.1OpenAI$10.00
Context window
  1. Gemini Omni FlashGoogle1.05M
  2. GPT-5.1OpenAI400k

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