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Gemini 3.5 Flash-Lite vs DeepSeek V4.1 Flash

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

DeepSeek's cost-efficient V4.1 tier and the first model built on the Causal Encoder-Decoder (CED) architecture: a 552B MoE activating 8B parameters on input and 16B on output.

1.0M ctx$0.03/$0.50 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 AI·OpenRouter· as of 2026-10-02
Reasoning & Knowledge
Graduate Science83.3%
Math
Competition Math71.1%
Agentic
Novel Reasoning10.3%
Reasoning
CodingInsufficient data
AgenticInsufficient data
ReasoningInsufficient data
MathInsufficient data
Sources:OpenRouter
Cheaper83%
Reasoning & Knowledge
Graduate Science—
Math
Competition Math—
Agentic
Novel Reasoning—
Specs
1.0M
Context
66K
Max output
Jul 2026
Released
1.0M
Context
256K
Max output
Sep 2026
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
Input90%$0.03/M tokens
Output80%$0.50/M tokens
Cache read67%$0.01/M tokens
Chat with Gemini 3.5 Flash-LiteGo to model
Chat with DeepSeek V4.1 FlashGo to model
Frequently Asked Questions: Gemini 3.5 Flash-Lite vs DeepSeek V4.1 Flash▼

Which is better, Gemini 3.5 Flash-Lite or DeepSeek V4.1 Flash?

▼

Both Gemini 3.5 Flash-Lite and DeepSeek V4.1 Flash 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 V4.1 Flash?

▼

DeepSeek V4.1 Flash has a lower blended cost. Gemini 3.5 Flash-Lite: $0.30 input / $2.50 output. DeepSeek V4.1 Flash: $0.03 input / $0.50 output.

Which has a larger context window, Gemini 3.5 Flash-Lite or DeepSeek V4.1 Flash?

▼

Gemini 3.5 Flash-Lite has a larger context window: Gemini 3.5 Flash-Lite supports 1M tokens vs DeepSeek V4.1 Flash at 1M tokens.

Do both Gemini 3.5 Flash-Lite and DeepSeek V4.1 Flash support vision?

▼

Yes, both Gemini 3.5 Flash-Lite and DeepSeek V4.1 Flash support vision/image input.

What are the key differences between Gemini 3.5 Flash-Lite and DeepSeek V4.1 Flash?

▼

Key differences: DeepSeek V4.1 Flash 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 Gemini 3.5 Flash-Lite and DeepSeek V4.1 Flash for free on idapt.app to see which performs better for your specific needs.

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