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Gemini 3.5 Flash vs GPT 4.1 Mini

At a glance
GoogleGemini 3.5 Flash

Google's high-speed thinking model for agentic workflows, chat, and coding.

861.0M ctx$1.50/$9.00 per M#11/92
OpenAIGPT 4.1 Mini

Mid-sized model competitive with GPT-4o at lower latency and cost.

691.0M ctx$0.40/$1.60 per M#58/92
AI Output
All AI outputs

No captured outputs for these models yet.

Benchmarks
See rankings
GoogleGemini 3.5 Flash
Reasoning
AgenticInsufficient data
Sources:Epoch ECI·Epoch AI·OpenRouter· as of 2026-07-10
Smarter
Capability
CapabilityECI86.2
Reasoning & Knowledge
Graduate Science92.8%Factual Recall68.4%
Math
Math Problems—Competition Math95.6%Research Math39.0%
Coding
Real-World Coding79.3%Code Editing—
Agentic
Novel Reasoning72.1%
OpenAIGPT 4.1 Mini
CodingInsufficient data
AgenticInsufficient data
Sources:Epoch ECI·Epoch AI·OpenRouter· as of 2026-07-10
Cheaper
Capability
CapabilityECI68.9
Reasoning & Knowledge
Graduate Science65.8%Factual Recall—
Math
Math Problems87.3%Competition Math44.7%Research Math4.5%
Coding
Real-World Coding—Code Editing32.4%
Agentic
Novel Reasoning—
Specs
GoogleGemini 3.5 Flash
1.0M
Context
66K
Max output
May 2026
Released
OpenAIGPT 4.1 Mini
1.0M
Context
33K
Max output
Apr 2025
Released
Capabilities
GoogleGemini 3.5 Flash
Vision
Audio
Reasoning
OpenAIGPT 4.1 Mini
Vision
Audio
Reasoning
Pricing
GoogleGemini 3.5 Flash
Live pricing, shown before you run
Input$1.50/M tokens
Output$9.00/M tokens
Reasoning$9.00/M tokens
Cache read$0.15/M tokens
Cache write$0.08/M tokens
Image input$1.50/M tokens
Audio input$3.00/M tokens
Web search$0.01/search
OpenAIGPT 4.1 Mini
Live pricing, shown before you run
Input$0.40/M tokens
Output$1.60/M tokens
Cache read$0.10/M tokens
Web search$0.01/search
Chat with Gemini 3.5 FlashGo to model
Chat with GPT 4.1 MiniGo to model
Frequently Asked Questions: Gemini 3.5 Flash vs GPT 4.1 Mini▼

Which is better, Gemini 3.5 Flash or GPT 4.1 Mini?

▼

Based on the Capability Index, Gemini 3.5 Flash scores higher (86.2 vs 68.9). However, "better" depends on your use case — pricing, speed, context window, and specific capability needs all matter.

Which is cheaper, Gemini 3.5 Flash or GPT 4.1 Mini?

▼

GPT 4.1 Mini has a lower blended cost. Gemini 3.5 Flash: $1.50 input / $9.00 output. GPT 4.1 Mini: $0.40 input / $1.60 output.

Which has a larger context window, Gemini 3.5 Flash or GPT 4.1 Mini?

▼

Gemini 3.5 Flash has a larger context window: Gemini 3.5 Flash supports 1M tokens vs GPT 4.1 Mini at 1M tokens.

Do both Gemini 3.5 Flash and GPT 4.1 Mini support vision?

▼

Yes, both Gemini 3.5 Flash and GPT 4.1 Mini support vision/image input.

What are the key differences between Gemini 3.5 Flash and GPT 4.1 Mini?

▼

Key differences: Gemini 3.5 Flash has a notably higher capability index (17.3 point gap); GPT 4.1 Mini is significantly cheaper; only Gemini 3.5 Flash 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 Gemini 3.5 Flash and GPT 4.1 Mini for free on idapt.app to see which performs better for your specific needs.

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