What is the difference between DeepSeek V4.1 Flash and Mistral Large 3 2512?

DeepSeek V4.1 Flash is developed by DeepSeek while Mistral Large 3 2512 is developed by Mistral AI. You can compare their actual outputs across 6 challenges on Rival to see how they differ in practice.

Which is better, DeepSeek V4.1 Flash or Mistral Large 3 2512?

It depends on your use case. DeepSeek V4.1 Flash and Mistral Large 3 2512 each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 6 challenges so you can judge which fits your needs best.

How can I compare DeepSeek V4.1 Flash and Mistral Large 3 2512 on Rival?

This page shows a side-by-side comparison of DeepSeek V4.1 Flash and Mistral Large 3 2512 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.

Updated Sep 2026

DeepSeek V4.1 FlashvsMistral Large 3 2512

DeepSeek V4.1 Flash is the newer model, released after Mistral Large 3 2512.

DeepSeek V4.1 Flash and Mistral Large 3 2512 compared across 6 shared prompts
Spec	DeepSeek V4.1 Flash	Mistral Large 3 2512
Input price	$0.15/M tokens	—
Output price	$0.6/M tokens	—
Context window	1.0M tokens	—
Weights	Open	Open
Free API (OpenRouter)	No	No
Released	Sep 2026	Dec 2025

Our Verdict

DeepSeek V4.1 Flash

Mistral Large 3 2512

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

Too close to call

API pricing

Cost per 1M tokens

DeepSeek V4.1 Flash

Input

$0.15

Output

$0.60

Mistral Large 3 2512

Input

—

Output

—

Where to run it

23 hosts, cheapest first

DeepSeek V4.1 Flash23 hosts

HostInOutContextUptime

Morph$0.12 in$0.48 out1M98.4% up Relacefp4$0.13 in$0.52 out1M99.9% up Sail Researchfp4$0.13 in$0.75 out1M99.9% up DeepInfrafp8$0.14 in$0.42 out1M99.7% up Alibaba Cloud$0.15 in$0.60 out1M99.9% up DeepSeek$0.15 in$0.60 out1M100% up

17 more hosts

StreamLakefp8$0.15 in$0.60 out1M99.5% up Wafer$0.20 in$0.60 out1M99.8% up CoreWeavefp8$0.20 in$0.65 out1M99.1% up OpenInferencefp4$0.20 in$0.80 out1M99.4% up Fireworks$0.22 in$0.66 out1M98.4% up Phala$0.28 in$1.10 out1M99.4% up GMI Cloudfp8$0.28 in$1.14 out1M99.7% up Novitafp8$0.28 in$1.14 out1M100% up AtlasCloudfp8$0.30 in$1.20 out1M99.8% up Basetenfp8$0.30 in$1.20 out1M98.2% up Makora$0.30 in$1.20 out1M98.7% up Modal$0.30 in$1.20 out1M99.8% up Parasailfp8$0.30 in$1.20 out1M93% up SiliconFlowfp8$0.30 in$1.20 out1M99.8% up Together$0.30 in$1.20 out1M100% up Venicefp8$0.38 in$1.50 out1M94.5% up DigitalOceandegraded$0.30 in$1.20 out1M98.1% up

Mistral Large 3 2512

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

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More comparisons

Cost per 1M tokens

23 hosts, cheapest first

What we learned reading every model

Common questions

What is the difference between DeepSeek V4.1 Flash and Mistral Large 3 2512?

Which is better, DeepSeek V4.1 Flash or Mistral Large 3 2512?

How can I compare DeepSeek V4.1 Flash and Mistral Large 3 2512 on Rival?

More comparisons

Against the newest arrivals

Same lab, same size, long tail

Model pages

Cost per 1M tokens

23 hosts, cheapest first

What we learned reading every model

Common questions

What is the difference between DeepSeek V4.1 Flash and Mistral Large 3 2512?

Which is better, DeepSeek V4.1 Flash or Mistral Large 3 2512?

How can I compare DeepSeek V4.1 Flash and Mistral Large 3 2512 on Rival?

More comparisons

Against the newest arrivals

Same lab, same size, long tail

Model pages