Gemini 3.1 Flash Lite vs o3: Pricing Comparison
Compare pricing, capabilities, and costs for your LLM workloads.
Gemini 3.1 Flash Lite
Pricing (per 1M tokens)
Input$0.2500
Output$1.50
Cached Input$0.0250
Batch Input$0.1250
Batch Output$0.7500
Context & Output
Context Window1M tokens
Max Output65.5K tokens
Capabilities
Categorybudget
Multimodaltext + image + audio
Fine-tuningNo
StreamingYes
OpenAI
o3
Pricing (per 1M tokens)
Input$2.00
Output$8.00
Cached Input$0.5000
Batch Input$1.00
Batch Output$4.00
Context & Output
Context Window200K tokens
Max Output100K tokens
Capabilities
Categoryflagship
Multimodaltext + image
Fine-tuningNo
StreamingYes
Quick Verdict
Cheaper Input Price
Gemini 3.1 Flash Lite
87.5% cheaper
Cheaper Output Price
Gemini 3.1 Flash Lite
81.3% cheaper
Larger Context Window
Gemini 3.1 Flash Lite
+800K tokens
Cost Comparison
Sample workload: 1,000,000 input tokens + 1,000,000 output tokens
Gemini 3.1 Flash Lite
$1.75
$0.2500/1M input + $1.50/1M output
o3
$10.00
$2.00/1M input + $8.00/1M output
Gemini 3.1 Flash Lite is 82.5% cheaper for this workload.
Frequently Asked Questions
Which is cheaper, Gemini 3.1 Flash Lite or o3?
For input tokens, Gemini 3.1 Flash Lite is cheaper at $0.2500 per 1M tokens. For output tokens, Gemini 3.1 Flash Lite is cheaper at $1.50 per 1M tokens. The overall cost depends on your workload's input/output ratio.
What is the context window size of Gemini 3.1 Flash Lite vs o3?
Gemini 3.1 Flash Lite has a context window of 1M tokens, while o3 has 200K tokens. Gemini 3.1 Flash Lite supports a larger context window of 1M tokens, which is beneficial for processing longer documents.
How do Gemini 3.1 Flash Lite and o3 compare for batch processing?
Both models support batch processing with discounted rates. Gemini 3.1 Flash Lite offers a better batch rate at $0.1250 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.