What is the difference between DeepSeek V4 Flash 0731 and Llama 3.1 70B (Instruct)?

DeepSeek V4 Flash 0731 is developed by DeepSeek while Llama 3.1 70B (Instruct) is developed by Meta AI. DeepSeek V4 Flash 0731 has a 1.0M token context window vs Llama 3.1 70B (Instruct)'s 128K. You can compare their actual outputs across 41 challenges on Rival to see how they differ in practice.

Which is better, DeepSeek V4 Flash 0731 or Llama 3.1 70B (Instruct)?

It depends on your use case. DeepSeek V4 Flash 0731 and Llama 3.1 70B (Instruct) each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 41 challenges so you can judge which fits your needs best.

How much does DeepSeek V4 Flash 0731 cost compared to Llama 3.1 70B (Instruct)?

DeepSeek V4 Flash 0731 costs $0.14/M input tokens and Llama 3.1 70B (Instruct) costs $0.59/M input tokens. DeepSeek V4 Flash 0731 is $0.45/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 DeepSeek V4 Flash 0731 and Llama 3.1 70B (Instruct) on Rival?

This page shows a side-by-side comparison of DeepSeek V4 Flash 0731 and Llama 3.1 70B (Instruct) 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 DeepSeek V4 Flash 0731 and Llama 3.1 70B (Instruct)?

DeepSeek V4 Flash 0731 is developed by DeepSeek while Llama 3.1 70B (Instruct) is developed by Meta AI. DeepSeek V4 Flash 0731 has a 1.0M token context window vs Llama 3.1 70B (Instruct)'s 128K. You can compare their actual outputs across 41 challenges on Rival to see how they differ in practice.

Which is better, DeepSeek V4 Flash 0731 or Llama 3.1 70B (Instruct)?

It depends on your use case. DeepSeek V4 Flash 0731 and Llama 3.1 70B (Instruct) each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 41 challenges so you can judge which fits your needs best.

How much does DeepSeek V4 Flash 0731 cost compared to Llama 3.1 70B (Instruct)?

DeepSeek V4 Flash 0731 costs $0.14/M input tokens and Llama 3.1 70B (Instruct) costs $0.59/M input tokens. DeepSeek V4 Flash 0731 is $0.45/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 DeepSeek V4 Flash 0731 and Llama 3.1 70B (Instruct) on Rival?

This page shows a side-by-side comparison of DeepSeek V4 Flash 0731 and Llama 3.1 70B (Instruct) 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.

DeepSeek V4 Flash 0731 vs Llama 3.1 70B (Instruct): Which Is Better?

Updated Jul 2026

Our Verdict

DeepSeek V4 Flash 0731

Llama 3.1 70B (Instruct)Runner-up

No community votes yet. On paper, DeepSeek V4 Flash 0731 has the edge — newer, bigger context window.

Too close to call

What do DeepSeek V4 Flash 0731 and Llama 3.1 70B (Instruct) say about your brand?

10 models, one question, verbatim receipts.

or peek at a demo: Notion Linear Vercel

API pricing

Cost per 1M tokens

DeepSeek V4 Flash 0731

Input

$0.14

4.2× cheaper

Output

$0.28

2.8× cheaper

Llama 3.1 70B (Instruct)

Input

$0.59

Output

$0.79

DeepSeek V4 Flash 0731 is cheaper on both — 4.2× input, 2.8× output

Writing DNA

Style Comparison

Similarity

58%

DeepSeek V4 Flash 0731 uses 83.0x more headings

DeepSeek V4 Flash 0731

Llama 3.1 70B (Instruct)

52%Vocabulary51%

18wSentence Length18w

0.38Hedging0.46

5.7Bold3.4

3.4Lists5.6

0.00Emoji0.00

0.83Headings0.00

0.04Transitions0.06

Based on 23 + 15 text responses

Research

What we learned reading every model

FAQ

Common questions

Keep exploring

More comparisons

Llama 3.1 70B (Instruct) vs MiniMax M3New provider

Llama 3.1 70B (Instruct) vs Claude Sonnet 4New provider

Llama 3.1 70B (Instruct) vs Gemini 2.5 Pro Preview 06-05New provider

Updated Jul 2026

Our Verdict

DeepSeek V4 Flash 0731

Llama 3.1 70B (Instruct)Runner-up

No community votes yet. On paper, DeepSeek V4 Flash 0731 has the edge — newer, bigger context window.

Too close to call

What do DeepSeek V4 Flash 0731 and Llama 3.1 70B (Instruct) say about your brand?

10 models, one question, verbatim receipts.

or peek at a demo: Notion Linear Vercel

API pricing

Cost per 1M tokens

DeepSeek V4 Flash 0731

Input

$0.14

4.2× cheaper

Output

$0.28

2.8× cheaper

Llama 3.1 70B (Instruct)

Input

$0.59

Output

$0.79

DeepSeek V4 Flash 0731 is cheaper on both — 4.2× input, 2.8× output

Writing DNA

Style Comparison

Similarity

58%

DeepSeek V4 Flash 0731 uses 83.0x more headings

DeepSeek V4 Flash 0731

Llama 3.1 70B (Instruct)

52%Vocabulary51%

18wSentence Length18w

0.38Hedging0.46

5.7Bold3.4

3.4Lists5.6

0.00Emoji0.00

0.83Headings0.00

0.04Transitions0.06

Based on 23 + 15 text responses

Research

What we learned reading every model

FAQ

Common questions

Keep exploring

More comparisons

Llama 3.1 70B (Instruct) vs MiniMax M3New provider

Llama 3.1 70B (Instruct) vs Claude Sonnet 4New provider

Llama 3.1 70B (Instruct) vs Gemini 2.5 Pro Preview 06-05New provider