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Gemini 3.6 Flash Google Legacy Grok 4.20 Reasoning xAI
Input $0.75 $1.25
Output $3.75 $2.50
Blended $1.50 $1.56
Context window 1.05M 1M
Max output 66k No data
Output speed 214.4 No data
Quality 55.5 No data
Reasoning 66.8 No data
Coding 53.4 No data
Value 9.1 No data
Vision ✓ ✓
Reasoning ✓ ✓
Tool calling ✓ ✓
Structured output ✓ ✓
Prompt caching ✓ ✓
Batch API ✓ ✓
Licence Proprietary Proprietary
API model id gemini-3.6-flash grok-4.20-0309-reasoning

At a glance

Input price, per million tokens
  1. Gemini 3.6 FlashGoogle$0.75
  2. Grok 4.20 ReasoningxAI$1.25
Output price, per million tokens
  1. Gemini 3.6 FlashGoogle$3.75
  2. Grok 4.20 ReasoningxAI$2.50
Context window
  1. Gemini 3.6 FlashGoogle1.05M
  2. Grok 4.20 ReasoningxAI1M

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