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  5. DeepSeek V4 Flash Vision ExpvsLlama 3.1 405B
Updated Aug 2026

DeepSeek V4 Flash Vision ExpvsLlama 3.1 405B

DeepSeek V4 Flash Vision Exp is cheaper than Llama 3.1 405B at $0.22/M vs $2.7/M input tokens.

DeepSeek V4 Flash Vision Exp and Llama 3.1 405B compared across 5 shared prompts
SpecDeepSeek V4 Flash Vision ExpLlama 3.1 405B
Input price$0.22/M tokens$2.7/M tokens
Output price$0.66/M tokens$3.1/M tokens
Context window1.0M tokens128K tokens
WeightsOpenOpen
Free API (OpenRouter)NoNo
ReleasedAug 2026Jul 2024
Our Verdict
DeepSeek V4 Flash Vision Exp
DeepSeek V4 Flash Vision Exp
Llama 3.1 405B
Llama 3.1 405B

Not enough votes to call it. On the specs, nothing separates them.

DeepSeek V4 Flash Vision Exp costs 4.7x less per token.

Too close to call
API pricing

Cost per 1M tokens

DeepSeek V4 Flash Vision Exp
Input
$0.22
12× cheaper
Output
$0.66
4.7× cheaper
Llama 3.1 405B
Input
$2.70
Output
$3.10

DeepSeek V4 Flash Vision Exp is cheaper on both: 12× input, 4.7× output.

Where to run it

5 hosts, cheapest first

DeepSeek V4 Flash Vision Exp5 hosts
HostInOutContextUptime
FFireworks$0.22 in·$0.66 out·1M·99.8% upGGMI Cloudfp8$0.44 in·$1.32 out·1M·99.8% upNNovita$0.44 in·$1.32 out·1M·99.9% upSSiliconFlowfp8$0.44 in·$1.32 out·1M·97.2% upDDeepInfrafp8degraded$0.22 in·$0.65 out·1M·73.2% up
Llama 3.1 405B

No hosts listed on OpenRouter.

Per million tokens. Prices and uptime via OpenRouter, checked 22 Sep 2026.

Research

What we learned reading every model

FAQ

Common questions

DeepSeek V4 Flash Vision Exp is developed by DeepSeek while Llama 3.1 405B is developed by Meta AI. DeepSeek V4 Flash Vision Exp has a 1.0M token context window vs Llama 3.1 405B's 128K. You can compare their actual outputs across 5 challenges on Rival to see how they differ in practice.

It depends on your use case. DeepSeek V4 Flash Vision Exp and Llama 3.1 405B 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.

DeepSeek V4 Flash Vision Exp costs $0.22/M input tokens and Llama 3.1 405B costs $2.7/M input tokens. DeepSeek V4 Flash Vision Exp is $2.48/M cheaper per input. Check their side-by-side outputs on Rival to see if the price difference is justified by quality.

This page shows a side-by-side comparison of DeepSeek V4 Flash Vision Exp and Llama 3.1 405B 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.

Keep exploring

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Same lab, same size, long tail

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Model pages

DeepSeek V4 Flash Vision Exp logo
DeepSeek V4 Flash Vision Exp8 outputs, specs and price
Llama 3.1 405B logo
Llama 3.1 405B12 outputs, specs and price
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