Gemini 3 Flash vs Gemini 3.1 Pro: Pricing Comparison
Compare pricing, capabilities, and costs for your LLM workloads.
Gemini 3 Flash
Pricing (per 1M tokens)
Input$0.5000
Output$3.00
Cached Input$0.0500
Batch Input$0.2500
Batch Output$1.50
Context & Output
Context Window1M tokens
Max Output65.5K tokens
Capabilities
Categorymid
Multimodaltext + image + audio
Fine-tuningNo
StreamingYes
Gemini 3.1 Pro
Pricing (per 1M tokens)
Input$2.00
Output$12.00
Cached Input$0.2000
Batch Input$1.00
Batch Output$6.00
Context & Output
Context Window1M tokens
Max Output65.5K tokens
Capabilities
Categoryflagship
Multimodaltext + image + audio
Fine-tuningNo
StreamingYes
Quick Verdict
Cheaper Input Price
Gemini 3 Flash
75.0% cheaper
Cheaper Output Price
Gemini 3 Flash
75.0% cheaper
Larger Context Window
Gemini 3.1 Pro
+0 tokens
Cost Comparison
Sample workload: 1,000,000 input tokens + 1,000,000 output tokens
Gemini 3 Flash
$3.50
$0.5000/1M input + $3.00/1M output
Gemini 3.1 Pro
$14.00
$2.00/1M input + $12.00/1M output
Gemini 3 Flash is 75.0% cheaper for this workload.
Frequently Asked Questions
Which is cheaper, Gemini 3 Flash or Gemini 3.1 Pro?
For input tokens, Gemini 3 Flash is cheaper at $0.5000 per 1M tokens. For output tokens, Gemini 3 Flash is cheaper at $3.00 per 1M tokens. The overall cost depends on your workload's input/output ratio.
What is the context window size of Gemini 3 Flash vs Gemini 3.1 Pro?
Gemini 3 Flash has a context window of 1M tokens, while Gemini 3.1 Pro has 1M tokens. Gemini 3 Flash supports a larger context window of 1M tokens, which is beneficial for processing longer documents.
How do Gemini 3 Flash and Gemini 3.1 Pro compare for batch processing?
Both models support batch processing with discounted rates. Gemini 3 Flash offers a better batch rate at $0.2500 per 1M input tokens. Batch processing is ideal for non-time-sensitive workloads where you can wait for processing.
Need more tools?
Explore our complete suite of LLM calculators and comparison tools.