Last verified 2025-09-22 (left) · 2025-09-22 (right)

Gemini 2.0 Flash-Lite vs GPT-4o mini — Pricing & Capability Comparison

Gemini 2.0 Flash-Lite charges $0.07 per million input tokens and $0.30 per million output tokens. GPT-4o mini comes in at $0.15 / $0.60. Context windows span 1M vs 128K tokens respectively.

TL;DR — Quick Comparison

  • Gemini 2.0 Flash-Lite is cheaper overall: $0.38 per 1M tokens (in+out) vs $0.75 for GPT-4o mini — saves $0.38 per 1M tokens
  • Input pricing: Gemini 2.0 Flash-Lite $0.07/1M vs GPT-4o mini $0.15/1M
  • Output pricing: Gemini 2.0 Flash-Lite $0.30/1M vs GPT-4o mini $0.60/1M
  • Context window: Gemini 2.0 Flash-Lite offers more (1M vs 128K)
  • Use our calculator below to estimate costs for your specific usage pattern

Input price (per 1M)

Gemini 2.0 Flash-Lite

$0.07

GPT-4o mini

$0.15

Gemini 2.0 Flash-Lite leads here

Output price (per 1M)

Gemini 2.0 Flash-Lite

$0.30

GPT-4o mini

$0.60

Gemini 2.0 Flash-Lite leads here

Context window

Gemini 2.0 Flash-Lite

1,000,000 tokens

GPT-4o mini

128,000 tokens

Gemini 2.0 Flash-Lite leads here

Cached input

Gemini 2.0 Flash-Lite

Not published

GPT-4o mini

Not published

No published data

Cost comparison for 10K-token workloads

Side-by-side pricing for identical workloads (10,000 total tokens per request) across different distributions.

ScenarioGemini 2.0 Flash-LiteGPT-4o mini
Balanced conversation
50% input · 50% output
$0.0019$0.0037
Input-heavy workflow
80% input · 20% output
$0.0012$0.0024
Generation heavy
30% input · 70% output
$0.0023$0.0046
Cached system prompt
90% cached input · 10% fresh output
$0.0010$0.0019

Frequently asked questions

Which is cheaper: Gemini 2.0 Flash-Lite or GPT-4o mini?

Gemini 2.0 Flash-Lite is cheaper for input tokens at $0.07 per 1M tokens compared to $0.15. For output, Gemini 2.0 Flash-Lite costs $0.30 per 1M tokens versus $0.60 for GPT-4o mini.

What is the cost per 1M tokens for Gemini 2.0 Flash-Lite?

Gemini 2.0 Flash-Lite pricing: $0.07 per 1M input tokens and $0.30 per 1M output tokens. Context window: 1,000,000 tokens.

What is the cost per 1M tokens for GPT-4o mini?

GPT-4o mini pricing: $0.15 per 1M input tokens and $0.60 per 1M output tokens. Context window: 128,000 tokens.

How much does it cost per 1K tokens?

Per 1K tokens: Gemini 2.0 Flash-Lite costs $0.0001 input / $0.0003 output. GPT-4o mini costs $0.0001 input / $0.0006 output. This is useful for calculating small-scale usage costs.

Which model supports a larger context window?

Gemini 2.0 Flash-Lite offers 1,000,000 tokens (1M) versus 128K for GPT-4o mini.

What is the estimated monthly cost for typical usage?

For a typical workload of 10M input + 2M output tokens per month: Gemini 2.0 Flash-Lite would cost approximately $1.35, while GPT-4o mini would cost $2.70. Gemini 2.0 Flash-Lite is more economical for this usage pattern.

Do these models support prompt caching?

Gemini 2.0 Flash-Lite does not publish cached pricing. GPT-4o mini does not publish cached pricing.

Which model is best for my use case?

Choose Gemini 2.0 Flash-Lite for cost-sensitive applications with high input volume. Choose Gemini 2.0 Flash-Lite if you need 1M context for long documents or conversations. Consider prompt caching if you have repeated context. Use our token calculator to model your specific usage pattern.

Related resources

Gemini 2.0 Flash-Lite vs GPT-4o mini Pricing (2025) — Cost per 1M Tokens Comparison | LLM Practical Experience Hub