What is the difference between Llama 3.1 405B and Qwen3.8 Max?

Llama 3.1 405B is developed by Meta AI while Qwen3.8 Max is developed by Qwen. Llama 3.1 405B has a 128K token context window vs Qwen3.8 Max's 1.0M. You can compare their actual outputs across 5 challenges on Rival to see how they differ in practice.

Which is better, Llama 3.1 405B or Qwen3.8 Max?

It depends on your use case. Llama 3.1 405B and Qwen3.8 Max each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 5 challenges so you can judge which fits your needs best.

How much does Llama 3.1 405B cost compared to Qwen3.8 Max?

Llama 3.1 405B costs $2.7/M input tokens and Qwen3.8 Max costs $2/M input tokens. Qwen3.8 Max is $0.70/M cheaper per input. Check their side-by-side outputs on Rival to see if the price difference is justified by quality.

How can I compare Llama 3.1 405B and Qwen3.8 Max on Rival?

This page shows a side-by-side comparison of Llama 3.1 405B and Qwen3.8 Max across shared challenges. You can vote on which model produced the better output in a blind duel. Browsing and voting are free. No account is needed to look; signing in only saves your votes and likes.

What is the difference between Llama 3.1 405B and Qwen3.8 Max?

Llama 3.1 405B is developed by Meta AI while Qwen3.8 Max is developed by Qwen. Llama 3.1 405B has a 128K token context window vs Qwen3.8 Max's 1.0M. You can compare their actual outputs across 5 challenges on Rival to see how they differ in practice.

Which is better, Llama 3.1 405B or Qwen3.8 Max?

It depends on your use case. Llama 3.1 405B and Qwen3.8 Max each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 5 challenges so you can judge which fits your needs best.

How much does Llama 3.1 405B cost compared to Qwen3.8 Max?

Llama 3.1 405B costs $2.7/M input tokens and Qwen3.8 Max costs $2/M input tokens. Qwen3.8 Max is $0.70/M cheaper per input. Check their side-by-side outputs on Rival to see if the price difference is justified by quality.

How can I compare Llama 3.1 405B and Qwen3.8 Max on Rival?

This page shows a side-by-side comparison of Llama 3.1 405B and Qwen3.8 Max across shared challenges. You can vote on which model produced the better output in a blind duel. Browsing and voting are free. No account is needed to look; signing in only saves your votes and likes.

Llama 3.1 405B vs Qwen3.8 Max: Which Is Better?

Updated Aug 2026

Our Verdict

Llama 3.1 405B

Qwen3.8 Max

No community votes yet. On paper, these are closely matched - try both with your actual task to see which fits your workflow.

Too close to call

What do Llama 3.1 405B and Qwen3.8 Max say about your brand?

10 models, one question, verbatim receipts.

or peek at a demo: Notion Linear Vercel

API pricing

Cost per 1M tokens

Llama 3.1 405B

Input

$2.70

Output

$3.10

1.9× cheaper

Qwen3.8 Max

Input

$2.00

1.4× cheaper

Output

$6.00

Qwen3.8 Max wins input (1.4× cheaper)·Llama 3.1 405B wins output (1.9× cheaper)

Writing DNA

Style Comparison

Similarity

41%

Qwen3.8 Max uses 427.3x more bold

Llama 3.1 405B

Qwen3.8 Max

56%Vocabulary48%

15wSentence Length17w

0.41Hedging0.95

0.0Bold4.3

1.9Lists8.2

0.03Emoji0.00

0.00Headings1.92

0.16Transitions0.02

Based on 5 + 13 text responses

Research

What we learned reading every model

FAQ

Common questions

Keep exploring

More comparisons

Llama 3.1 405B vs Ox AlphaNew provider

Llama 3.1 405B vs GPT-5New provider

Llama 3.1 405B vs MiniMax M3New provider

Updated Aug 2026

Our Verdict

Llama 3.1 405B

Qwen3.8 Max

No community votes yet. On paper, these are closely matched - try both with your actual task to see which fits your workflow.

Too close to call

What do Llama 3.1 405B and Qwen3.8 Max say about your brand?

10 models, one question, verbatim receipts.

or peek at a demo: Notion Linear Vercel

API pricing

Cost per 1M tokens

Llama 3.1 405B

Input

$2.70

Output

$3.10

1.9× cheaper

Qwen3.8 Max

Input

$2.00

1.4× cheaper

Output

$6.00

Qwen3.8 Max wins input (1.4× cheaper)·Llama 3.1 405B wins output (1.9× cheaper)

Writing DNA

Style Comparison

Similarity

41%

Qwen3.8 Max uses 427.3x more bold

Llama 3.1 405B

Qwen3.8 Max

56%Vocabulary48%

15wSentence Length17w

0.41Hedging0.95

0.0Bold4.3

1.9Lists8.2

0.03Emoji0.00

0.00Headings1.92

0.16Transitions0.02

Based on 5 + 13 text responses

Research

What we learned reading every model

FAQ

Common questions

Keep exploring

More comparisons

Llama 3.1 405B vs Ox AlphaNew provider

Llama 3.1 405B vs GPT-5New provider

Llama 3.1 405B vs MiniMax M3New provider