Gemini 3.1 Flash Lite vs GPT-4.1 mini: Pricing Comparison

Compare pricing, capabilities, and costs for your LLM workloads.

Google

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

GPT-4.1 mini

Pricing (per 1M tokens)

Input$0.4000
Output$1.60
Cached Input$0.1000
Batch Input$0.2000
Batch Output$0.8000

Context & Output

Context Window1.0M tokens
Max Output32.8K tokens

Capabilities

Categorymid
Multimodaltext + image
Fine-tuningNo
StreamingYes

Quick Verdict

Cheaper Input Price

Gemini 3.1 Flash Lite

37.5% cheaper

Cheaper Output Price

Gemini 3.1 Flash Lite

6.3% cheaper

Larger Context Window

GPT-4.1 mini

+47.6K 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

GPT-4.1 mini

$2.00

$0.4000/1M input + $1.60/1M output

Gemini 3.1 Flash Lite is 12.5% cheaper for this workload.

Frequently Asked Questions

Which is cheaper, Gemini 3.1 Flash Lite or GPT-4.1 mini?
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 GPT-4.1 mini?
Gemini 3.1 Flash Lite has a context window of 1M tokens, while GPT-4.1 mini has 1.0M tokens. GPT-4.1 mini supports a larger context window of 1.0M tokens, which is beneficial for processing longer documents.
How do Gemini 3.1 Flash Lite and GPT-4.1 mini 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.

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