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GPT 5.4 Mini vs Gemini 3.5 Flash-Lite

At a glance

GPT-5.4 distilled into a fast, cost-efficient model for high-throughput workloads.

81400K ctx$0.75/$4.50 per M#24/92

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

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

No shared demos for these models yet.

AI Output
All AI outputs

No captured outputs for these models yet.

Benchmarks
See rankings
Reasoning
CodingInsufficient data
AgenticInsufficient data
Sources:Epoch ECI·Epoch AI·OpenRouter· as of 2026-07-10
Capability
CapabilityECI80.8
Reasoning & Knowledge
Graduate Science83.6%Factual Recall28.6%
Math
Competition Math87.2%Research Math28.3%
Agentic
Novel Reasoning18.9%
Reasoning
CodingInsufficient data
AgenticInsufficient data
ReasoningInsufficient data
MathInsufficient data
Sources:OpenRouter
Cheaper50%
Capability
Capability—
Reasoning & Knowledge
Graduate Science—Factual Recall—
Math
Competition Math—Research Math—
Agentic
Novel Reasoning—
Specs
400K
Context
128K
Max output
Mar 2026
Released
1.0M
Context
66K
Max output
Jul 2026
Released
Capabilities
Vision
Audio
Reasoning
Vision
Audio
Reasoning
Pricing
Live pricing, shown before you run
Input$0.75/M tokens
Output$4.50/M tokens
Cache read$0.07/M tokens
Web search29%$0.01/search
Live pricing, shown before you run
Input60%$0.30/M tokens
Output44%$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 5.4 MiniGo to model
Chat with Gemini 3.5 Flash-LiteGo to model
Frequently Asked Questions: GPT 5.4 Mini vs Gemini 3.5 Flash-Lite▼

Which is better, GPT 5.4 Mini or Gemini 3.5 Flash-Lite?

▼

Both GPT 5.4 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 5.4 Mini or Gemini 3.5 Flash-Lite?

▼

Gemini 3.5 Flash-Lite has a lower blended cost. GPT 5.4 Mini: $0.75 input / $4.50 output. Gemini 3.5 Flash-Lite: $0.30 input / $2.50 output.

Which has a larger context window, GPT 5.4 Mini or Gemini 3.5 Flash-Lite?

▼

Gemini 3.5 Flash-Lite has a larger context window: GPT 5.4 Mini supports 400K tokens vs Gemini 3.5 Flash-Lite at 1M tokens.

Do both GPT 5.4 Mini and Gemini 3.5 Flash-Lite support vision?

▼

Yes, both GPT 5.4 Mini and Gemini 3.5 Flash-Lite support vision/image input.

What are the key differences between GPT 5.4 Mini and Gemini 3.5 Flash-Lite?

▼

Key differences: Gemini 3.5 Flash-Lite is significantly cheaper. 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 5.4 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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