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GPT 4o Mini vs Gemini 3.5 Flash-Lite

At a glance

OpenAI's most advanced small model — fast and affordable.

61128K ctx$0.15/$0.60 per M#69/92

Google's high-efficiency model for focused subagent work and multi-agent workflows.

1.0M ctx$0.30/$2.50 per M
Agent Demos
All agent demos

No shared agent demos for these models yet.

AI Output
All AI outputs

No captured outputs for these models yet.

Benchmarks
See rankings
CodingInsufficient data
AgenticInsufficient data
Sources:Epoch ECI·Epoch AI·OpenRouter· as of 2026-07-10
Capability
CapabilityECI60.8
Reasoning & Knowledge
Graduate Science37.7%
Math
Math Problems52.6%Competition Math6.9%
Coding
Code Editing3.6%
No benchmarks available

This model hasn't been benchmarked yet.

Specs
128K
Context
16K
Max output
Jul 2024
Released
1.0M
Context
66K
Max output
Jul 2026
Released
Capabilities
Vision
Audio
Reasoning
Vision
Audio
Reasoning
Pricing
Live pricing, shown before you run
Input50%$0.15/M tokens
Output76%$0.60/M tokens
Cache read$0.07/M tokens
Live pricing, shown before you run
Input$0.30/M tokens
Output$2.50/M tokens
Reasoning$2.50/M tokens
Cache read60%$0.03/M tokens
Cache write$0.08/M tokens
Image input$0.30/M tokens
Audio input$0.30/M tokens
Web search$0.01/search
Chat with GPT 4o MiniGo to model
Chat with Gemini 3.5 Flash-LiteGo to model
Frequently Asked Questions: GPT 4o Mini vs Gemini 3.5 Flash-Lite▼

Which is better, GPT 4o Mini or Gemini 3.5 Flash-Lite?

▼

Both GPT 4o Mini and Gemini 3.5 Flash-Lite are capable AI models. The best choice depends on your specific use case: consider pricing, context window, speed, and which capabilities (vision, reasoning, audio) you need.

Which is cheaper, GPT 4o Mini or Gemini 3.5 Flash-Lite?

▼

GPT 4o Mini has a lower blended cost. GPT 4o Mini: $0.15 input / $0.60 output. Gemini 3.5 Flash-Lite: $0.30 input / $2.50 output.

Which has a larger context window, GPT 4o Mini or Gemini 3.5 Flash-Lite?

▼

Gemini 3.5 Flash-Lite has a larger context window: GPT 4o Mini supports 128K tokens vs Gemini 3.5 Flash-Lite at 1M tokens.

Do both GPT 4o Mini and Gemini 3.5 Flash-Lite support vision?

▼

Yes, both GPT 4o Mini and Gemini 3.5 Flash-Lite support vision/image input.

What are the key differences between GPT 4o Mini and Gemini 3.5 Flash-Lite?

▼

Key differences: only Gemini 3.5 Flash-Lite offers extended reasoning mode. Compare full specs on this page.

Which model should I choose for my use case?

▼

If cost is your priority, choose the cheaper option. If you need the highest intelligence for complex tasks, pick the higher-scoring model. For long documents or codebases, choose the larger context window. You can try both GPT 4o Mini and Gemini 3.5 Flash-Lite for free on idapt.app to see which performs better for your specific needs.

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