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Gemini 3.8 Flash vs Llama 3.1 8B

At a glance

Google's most intelligent Flash model, with significant gains over 3.7 Flash across software engineering, agentic tasks, and multi-step reasoning.

1.0M ctx$0.83/$4.13 per M

Compact 8B model from Meta's Llama 3.1 series.

50131K ctx$0.05/$0.08 per M#76/92
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
Sources:Epoch AI·OpenRouter· as of 2026-10-02
Capability
Capability—
Reasoning & Knowledge
Graduate Science254%95.4%Factual Recall69.7%
Math
Math Problems—Competition Math5833%98.9%
CodingInsufficient data
AgenticInsufficient data
Sources:Epoch ECI·Epoch AI·OpenRouter· as of 2026-10-02
Cheaper97%
Capability
CapabilityECI50.3
Reasoning & Knowledge
Graduate Science27.0%Factual Recall—
Math
Math Problems22.9%Competition Math1.7%
Specs
1.0M
Context
66K
Max output
Sep 2026
Released
131K
Context
118K
Max output
Jul 2024
Released
Capabilities
Vision
Audio
Reasoning
Vision
Audio
Reasoning
Pricing
Live pricing, shown before you run
Input$0.83/M tokens
Output$4.13/M tokens
Reasoning$4.13/M tokens
Cache read$0.08/M tokens
Cache write$0.04/M tokens
Image input$0.83/M tokens
Audio input$0.83/M tokens
Web search$0.01/search
Live pricing, shown before you run
Input94%$0.05/M tokens
Output98%$0.08/M tokens
Cache read70%$0.02/M tokens
Chat with Gemini 3.8 FlashGo to model
Chat with Llama 3.1 8BGo to model
Frequently Asked Questions: Gemini 3.8 Flash vs Llama 3.1 8B▼

Which is better, Gemini 3.8 Flash or Llama 3.1 8B?

▼

Both Gemini 3.8 Flash and Llama 3.1 8B 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 3.8 Flash or Llama 3.1 8B?

▼

Llama 3.1 8B has a lower blended cost. Gemini 3.8 Flash: $0.83 input / $4.13 output. Llama 3.1 8B: $0.05 input / $0.08 output.

Which has a larger context window, Gemini 3.8 Flash or Llama 3.1 8B?

▼

Gemini 3.8 Flash has a larger context window: Gemini 3.8 Flash supports 1M tokens vs Llama 3.1 8B at 131K tokens.

Do both Gemini 3.8 Flash and Llama 3.1 8B support vision?

▼

Gemini 3.8 Flash supports vision/image input, but Llama 3.1 8B does not.

What are the key differences between Gemini 3.8 Flash and Llama 3.1 8B?

▼

Key differences: Llama 3.1 8B is significantly cheaper; only Gemini 3.8 Flash supports vision input; only Gemini 3.8 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 3.8 Flash and Llama 3.1 8B for free on idapt.app to see which performs better for your specific needs.

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