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Gemini 3.5 Flash-Lite vs DeepSeek V3

At a glance

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

1.0M ctx$0.30/$2.50 per M

Original DeepSeek V3 — the model that put DeepSeek on the map.

79128K ctx$0.20/$0.80 per M#29/92
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
ReasoningInsufficient data
MathInsufficient data
Sources:OpenRouter
Capability
Capability—
Reasoning & Knowledge
Graduate Science—
Math
Math Problems—Competition Math—Research Math—
Coding
Code Editing—
Agentic
Task Horizon—
CodingInsufficient data
AgenticInsufficient data
Sources:Epoch ECI·Epoch AI·OpenRouter· as of 2026-07-10
Cheaper59%
Capability
CapabilityECI78.7
Reasoning & Knowledge
Graduate Science56.5%
Math
Math Problems64.9%Competition Math15.8%Research Math1.7%
Coding
Code Editing70.2%
Agentic
Task Horizon18min
Specs
1.0M
Context
66K
Max output
Jul 2026
Released
128K
Context
16K
Max output
Dec 2024
Released
Capabilities
Vision
Audio
Reasoning
Vision
Audio
Reasoning
Pricing
Live pricing, shown before you run
Input$0.30/M tokens
Output$2.50/M tokens
Reasoning$2.50/M tokens
Cache read$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
Live pricing, shown before you run
Input33%$0.20/M tokens
Output68%$0.80/M tokens
Chat with Gemini 3.5 Flash-LiteGo to model
Chat with DeepSeek V3Go to model
Frequently Asked Questions: Gemini 3.5 Flash-Lite vs DeepSeek V3▼

Which is better, Gemini 3.5 Flash-Lite or DeepSeek V3?

▼

Both Gemini 3.5 Flash-Lite and DeepSeek V3 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, Gemini 3.5 Flash-Lite or DeepSeek V3?

▼

DeepSeek V3 has a lower blended cost. Gemini 3.5 Flash-Lite: $0.30 input / $2.50 output. DeepSeek V3: $0.20 input / $0.80 output.

Which has a larger context window, Gemini 3.5 Flash-Lite or DeepSeek V3?

▼

Gemini 3.5 Flash-Lite has a larger context window: Gemini 3.5 Flash-Lite supports 1M tokens vs DeepSeek V3 at 128K tokens.

Do both Gemini 3.5 Flash-Lite and DeepSeek V3 support vision?

▼

Gemini 3.5 Flash-Lite supports vision/image input, but DeepSeek V3 does not.

What are the key differences between Gemini 3.5 Flash-Lite and DeepSeek V3?

▼

Key differences: only Gemini 3.5 Flash-Lite supports vision input; 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 Gemini 3.5 Flash-Lite and DeepSeek V3 for free on idapt.app to see which performs better for your specific needs.

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