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Gemini 3.8 Flash vs Llama 3.1 8B Instruct

Gemini 3.8 Flash leads the LLM Stats Score 49.0 to -3.1. Llama 3.1 8B Instruct is 66.7x cheaper per token.

Google · Meta · Updated for 2026

Which is better?

Gemini 3.8 Flash leads the overall LLM Stats Score 49.0 to -3.1, ranking #26 overall.

On price, Llama 3.1 8B Instruct is roughly 66.7x cheaper per token on a blended 3:1 input/output basis, which adds up quickly at production volume.

Gemini 3.8 Flash also accepts a larger context window (1,048,576 input tokens), making it the stronger choice for long documents and large codebases.

Based on current LLM Stats indexes, shared benchmarks, pricing, and model metadata for 2026.

Choose Gemini 3.8 Flash

  • overall performance matters — it scores 49.0 and ranks #26 on LLM Stats
  • your work emphasizes reasoning and coding — it leads those capability indexes
  • you process long inputs — it offers a 1,048,576 token context window
  • you want the most recent training data — it shipped Sep 2026

Choose Llama 3.1 8B Instruct

  • cost matters — it's about 66.7x cheaper per token
  • you need open weights you can self-host or fine-tune

At a glance

The differences that matter most.

Gemini 3.8 Flash
Google
Llama 3.1 8B Instruct
Meta
Core performance indexes
LLM Stats Score
49.0
#26
-3.1
#365
Reasoning
46.5
#30
-4.1
#363
Coding
34.3
#35
-2.4
#274
Cost, coverage & limits
Benchmark wins
—
—
Input price
$0.75 / M
$0.02 / M
Output price
$3.75 / M
$0.03 / M
Context window
1,048,576
131,072

Capability indexes

Additional strengths measured across groups of related public benchmarks

3 shared
Index
Gemini 3.8 Flash
Llama 3.1 8B Instruct
Tool use
23.0#49
17.0#89
Finance
18.0#108
-3.0#219
Legal
13.7#124
-3.0#201
Conservative TrueSkill rating · higher is betterHow scores work

Individual benchmarks

13 reported for Gemini 3.8 Flash · 18 for Llama 3.1 8B Instruct

No common benchmarks found

Gemini 3.8 Flash and Llama 3.1 8B Instructdon't have any common benchmark datasets to compare. They may have been evaluated on different testing suites.

Human preference

Blind head-to-head votes and playground preference scores

Pricing Analysis

Price comparison per million tokens

Llama 3.1 8B Instruct costs less

For input processing, Gemini 3.8 Flash ($0.75/1M tokens) is 37.5x more expensive than Llama 3.1 8B Instruct ($0.02/1M tokens).

For output processing, Gemini 3.8 Flash ($3.75/1M tokens) is 125.0x more expensive than Llama 3.1 8B Instruct ($0.03/1M tokens).

In conclusion, Gemini 3.8 Flash is more expensive than Llama 3.1 8B Instruct.*

* Using a 3:1 ratio of input to output tokens

Lowest available price from all providers
Sun Oct 25 2026 • llm-stats.com
Google
Gemini 3.8 Flash
Input tokens$0.75
Output tokens$3.75
Best providerGoogle
Meta
Llama 3.1 8B Instruct
Input tokens$0.02
Output tokens$0.03
Best providerDeepinfra
Notice missing or incorrect data?

Context Window

Maximum input and output token capacity

Gemini 3.8 Flash accepts 1,048,576 input tokens compared to Llama 3.1 8B Instruct's 131,072 tokens. Llama 3.1 8B Instruct can generate longer responses up to 131,072 tokens, while Gemini 3.8 Flash is limited to 65,536 tokens.

Google
Gemini 3.8 Flash
Input1,048,576 tokens
Output65,536 tokens
Meta
Llama 3.1 8B Instruct
Input131,072 tokens
Output131,072 tokens
Sun Oct 25 2026 • llm-stats.com

Input capabilities

Documented input modalities across available providers

Gemini 3.8 Flash supports multimodal inputs, whereas Llama 3.1 8B Instruct does not.

Gemini 3.8 Flash can handle both text and other forms of data like images, making it suitable for multimodal applications.

Gemini 3.8 Flash

Text
Images
Audio
Video

Llama 3.1 8B Instruct

Text
Images
Audio
Video

License

Usage and distribution terms

Gemini 3.8 Flash is licensed under a proprietary license, while Llama 3.1 8B Instruct uses Llama 3.1 Community License.

License differences may affect how you can use these models in commercial or open-source projects.

Gemini 3.8 Flash

Proprietary

Closed source

Llama 3.1 8B Instruct

Llama 3.1 Community License

Open weights

Release Timeline

When each model was launched

Gemini 3.8 Flash was released on 2026-09-02, while Llama 3.1 8B Instruct was released on 2024-07-23.

Gemini 3.8 Flash is 26 months newer than Llama 3.1 8B Instruct.

Gemini 3.8 Flash

Sep 2, 2026

1 months ago

2.1yr newer
Llama 3.1 8B Instruct

Jul 23, 2024

2.2 years ago

Knowledge Cutoff

When training data ends

Gemini 3.8 Flash has a knowledge cutoff of 2026-03-31, while Llama 3.1 8B Instruct has a cutoff of 2023-12-31.

Gemini 3.8 Flash has more recent training data (up to 2026-03-31), making it potentially better informed about events through that date compared to Llama 3.1 8B Instruct (2023-12-31).

Gemini 3.8 Flash

Mar 2026

2.3 yr newer
Llama 3.1 8B Instruct

Dec 2023

Provider Availability

Gemini 3.8 Flash is available from Google. Llama 3.1 8B Instruct is available from DeepInfra, Lambda, Groq, Sambanova, Cerebras, Hyperbolic, Together, Fireworks, Bedrock.

Gemini 3.8 Flash

google logo
Google
Input Price:Input: $0.75/1MOutput Price:Output: $3.75/1M

Llama 3.1 8B Instruct

deepinfra logo
Deepinfra
Input Price:Input: $0.02/1MOutput Price:Output: $0.04/1M
lambda logo
Lambda
Input Price:Input: $0.03/1MOutput Price:Output: $0.03/1M
groq logo
Groq
Input Price:Input: $0.05/1MOutput Price:Output: $0.08/1M
sambanova logo
Sambanova
Input Price:Input: $0.10/1MOutput Price:Output: $0.20/1M
cerebras logo
Cerebras
Input Price:Input: $0.10/1MOutput Price:Output: $0.10/1M
hyperbolic logo
Hyperbolic
Input Price:Input: $0.10/1MOutput Price:Output: $0.10/1M
together logo
Together
Input Price:Input: $0.20/1MOutput Price:Output: $0.20/1M
fireworks logo
Fireworks
Input Price:Input: $0.20/1MOutput Price:Output: $0.20/1M
bedrock logo
AWS Bedrock
Input Price:Input: $0.22/1MOutput Price:Output: $0.22/1M
* Prices shown are per million tokens

Outputs Comparison

Notice missing or incorrect data?

Judge for yourself.

Run your own prompts against Gemini 3.8 Flash and Llama 3.1 8B Instruct side-by-side, then vote on the output you prefer.

Gemini 3.8 Flash
✓ Preferred
Llama 3.1 8B Instruct
Open in Playground

FAQ

Common questions about Gemini 3.8 Flash vs Llama 3.1 8B Instruct.

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

Gemini 3.8 Flash leads the LLM Stats Score 49.0 to -3.1. Gemini 3.8 Flash is made by Google and Llama 3.1 8B Instruct is made by Meta. The best choice depends on your use case — compare their capability indexes, individual benchmarks, pricing, and limits above.

How does Gemini 3.8 Flash compare to Llama 3.1 8B Instruct in benchmarks?

Gemini 3.8 Flash scores Terminal-Bench 2.1: 89.4%, LVBench: 87.1%, CharXiv-R: 86.2%, LABBench2: 86.2%, DeepSWE 1.1: 73.7%. Llama 3.1 8B Instruct scores GSM-8K (CoT): 84.5%, ARC-C: 83.4%, API-Bank: 82.6%, IFEval: 80.4%, BFCL: 76.1%.

Is Gemini 3.8 Flash cheaper than Llama 3.1 8B Instruct?

Llama 3.1 8B Instruct is 37.5x cheaper for input tokens. Gemini 3.8 Flash costs $0.75/M input and $3.75/M output via google. Llama 3.1 8B Instruct costs $0.02/M input and $0.03/M output via deepinfra.

What are the context window sizes for Gemini 3.8 Flash and Llama 3.1 8B Instruct?

Gemini 3.8 Flash supports 1.0M tokens and Llama 3.1 8B Instruct supports 131K tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

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

Key differences include LLM Stats Score (49.0 vs -3.1), context window (1.0M vs 131K), input pricing ($0.75 vs $0.02/M), multimodal support (yes vs no), licensing (Proprietary vs Llama 3.1 Community License). See the full comparison above for benchmark-by-benchmark results.

Who makes Gemini 3.8 Flash and Llama 3.1 8B Instruct?

Gemini 3.8 Flash is developed by Google and Llama 3.1 8B Instruct is developed by Meta.

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