What is the difference between DeepSeek V4.1 Flash and MiniMax M2.1?

DeepSeek V4.1 Flash is developed by DeepSeek while MiniMax M2.1 is developed by MiniMax. 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 MiniMax M2.1?

It depends on your use case. DeepSeek V4.1 Flash and MiniMax M2.1 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 MiniMax M2.1 on Rival?

This page shows a side-by-side comparison of DeepSeek V4.1 Flash and MiniMax M2.1 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 FlashvsMiniMax M2.1

DeepSeek V4.1 Flash is the newer model, released after MiniMax M2.1.

DeepSeek V4.1 Flash and MiniMax M2.1 compared across 6 shared prompts
Spec	DeepSeek V4.1 Flash	MiniMax M2.1
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

MiniMax M2.1Runner-up

Not enough votes to call it. On the specs, DeepSeek V4.1 Flash has the edge: newer, bigger context window, major provider backing.

Too close to call

API pricing

Cost per 1M tokens

DeepSeek V4.1 Flash

Input

$0.15

Output

$0.60

MiniMax M2.1

Input

—

Output

—

Where to run it

25 hosts, cheapest first

DeepSeek V4.1 Flash23 hosts

HostInOutContextUptime

OpenInferencefp4$0.10 in$0.50 out1M99.5% up Wafer$0.12 in$0.60 out1M99.7% up Relacefp4$0.12 in$0.52 out1M99.9% up Morph$0.13 in$0.51 out1M98.4% up Sail Researchfp4$0.13 in$0.75 out1M99.9% up DeepInfrafp8$0.14 in$0.42 out1M99.7% up

17 more hosts

StreamLakefp8$0.15 in$0.60 out1M99.5% up CoreWeavefp8$0.20 in$0.65 out1M99.2% up Fireworks$0.22 in$0.66 out1M98.8% up Phala$0.28 in$1.10 out1M99.4% up GMI Cloudfp8$0.28 in$1.14 out1M99.6% up Novitafp8$0.28 in$1.14 out1M100% up Alibaba Cloud$0.30 in$1.20 out1M99.9% up AtlasCloudfp8$0.30 in$1.20 out1M99.7% up Basetenfp8$0.30 in$1.20 out1M99.4% up DeepSeek$0.30 in$1.20 out1M100% up DigitalOcean$0.30 in$1.20 out1M97.9% up Makora$0.30 in$1.20 out1M98.9% up Modal$0.30 in$1.20 out1M99.8% up SiliconFlowfp8$0.30 in$1.20 out1M99.8% up Together$0.30 in$1.20 out1M99.9% up Venicefp8$0.38 in$1.50 out1M96.7% up Parasailfp8degraded$0.30 in$1.20 out1M93% up

MiniMax M2.12 hosts

HostInOutContextUptime

MiniMaxfp8$0.30 in$1.20 out205k99.7% up Novitafp8$0.30 in$1.20 out205k100% up

Per million tokens. Prices and uptime via OpenRouter, checked 23 Sep 2026.

Research

What we learned reading every model

FAQ

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More comparisons

Cost per 1M tokens

25 hosts, cheapest first

What we learned reading every model

Common questions

What is the difference between DeepSeek V4.1 Flash and MiniMax M2.1?

Which is better, DeepSeek V4.1 Flash or MiniMax M2.1?

How can I compare DeepSeek V4.1 Flash and MiniMax M2.1 on Rival?

More comparisons

Against the newest arrivals

Same lab, same size, long tail

Model pages

Cost per 1M tokens

25 hosts, cheapest first

What we learned reading every model

Common questions

What is the difference between DeepSeek V4.1 Flash and MiniMax M2.1?

Which is better, DeepSeek V4.1 Flash or MiniMax M2.1?

How can I compare DeepSeek V4.1 Flash and MiniMax M2.1 on Rival?

More comparisons

Against the newest arrivals

Same lab, same size, long tail

Model pages