What is the difference between DeepSeek V3.2 and DeepSeek V4.1 Flash?

Both are developed by DeepSeek but target different use cases. DeepSeek V3.2 has a 131K token context window vs DeepSeek V4.1 Flash's 1.0M. You can compare their actual outputs across 6 challenges on Rival to see how they differ in practice.

Which is better, DeepSeek V3.2 or DeepSeek V4.1 Flash?

It depends on your use case. DeepSeek V3.2 and DeepSeek V4.1 Flash 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 much does DeepSeek V3.2 cost compared to DeepSeek V4.1 Flash?

DeepSeek V3.2 costs $0.28/M input tokens and DeepSeek V4.1 Flash costs $0.15/M input tokens. DeepSeek V4.1 Flash is $0.13/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 V3.2 and DeepSeek V4.1 Flash on Rival?

This page shows a side-by-side comparison of DeepSeek V3.2 and DeepSeek V4.1 Flash 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 V3.2vsDeepSeek V4.1 Flash

DeepSeek V4.1 Flash is cheaper than DeepSeek V3.2 at $0.15/M vs $0.28/M input tokens.

DeepSeek V3.2 and DeepSeek V4.1 Flash compared across 6 shared prompts
Spec	DeepSeek V3.2	DeepSeek V4.1 Flash
Input price	$0.28/M tokens	$0.15/M tokens
Output price	$0.42/M tokens	$0.6/M tokens
Context window	131K tokens	1.0M tokens
Weights	Open	Open
Free API (OpenRouter)	No	No
Released	Dec 2025	Sep 2026

Our Verdict

DeepSeek V4.1 Flash

DeepSeek V3.2Runner-up

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

Too close to call

API pricing

Cost per 1M tokens

DeepSeek V3.2

Input

$0.28

Output

$0.42

1.4× cheaper

DeepSeek V4.1 Flash

Input

$0.15

1.9× cheaper

Output

$0.60

DeepSeek V4.1 Flash wins input (1.9× cheaper)·DeepSeek V3.2 wins output (1.4× cheaper)

Where to run it

37 hosts, cheapest first

DeepSeek V3.215 hosts

HostInOutContextUptime

GMI Cloudfp8$0.21 in$0.31 out164k99.6% up StreamLakefp8$0.21 in$0.32 out128k99.6% up SiliconFlowfp8$0.26 in$0.42 out164k98.5% up AtlasCloudfp8$0.26 in$0.38 out164k97% up DeepInfrafp4$0.26 in$0.38 out164k99.5% up Venice$0.27 in$0.39 out160k99% up

9 more hosts

Novitafp8$0.27 in$0.40 out164k100% up Baidu Qianfanfp8$0.28 in$0.42 out131k98.9% up Alibaba Cloudfp8$0.37 in$1.11 out131k98.7% up Friendli$0.50 in$1.50 out164k100% up Google Vertex AI$0.56 in$1.68 out164k99% up Phala$1.00 in$1.00 out164k99.3% up Mara$3.00 in$4.50 out33k91.1% up SambaNova$3.00 in$4.50 out33k96.9% up DigitalOceandegraded$0.30 in$0.96 out164k99.2% up

DeepSeek V4.1 Flash22 hosts

HostInOutContextUptime

Morph$0.12 in$0.48 out1M98.1% up Relacefp4$0.13 in$0.52 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 StreamLakefp8$0.15 in$0.60 out1M99.5% up

16 more hosts

Sail Researchfp4$0.20 in$0.60 out1M99.9% up Wafer$0.20 in$0.60 out1M99.8% up CoreWeavefp8$0.20 in$0.65 out1M99.3% 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 out1M98.5% up DigitalOcean$0.30 in$1.20 out1M98.3% up Makora$0.30 in$1.20 out1M98.6% up Modal$0.30 in$1.20 out1M99.9% up Parasailfp8$0.30 in$1.20 out1M92.8% up SiliconFlowfp8$0.30 in$1.20 out1M99.8% up Together$0.30 in$1.20 out1M99.9% up Venicefp8degraded$0.38 in$1.50 out1M95.8% up

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

Research

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Cost per 1M tokens

37 hosts, cheapest first

What we learned reading every model

Common questions

What is the difference between DeepSeek V3.2 and DeepSeek V4.1 Flash?

Which is better, DeepSeek V3.2 or DeepSeek V4.1 Flash?

How much does DeepSeek V3.2 cost compared to DeepSeek V4.1 Flash?

How can I compare DeepSeek V3.2 and DeepSeek V4.1 Flash on Rival?

More comparisons

Against the newest arrivals

Same lab, same size, long tail

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Cost per 1M tokens

37 hosts, cheapest first

What we learned reading every model

Common questions

What is the difference between DeepSeek V3.2 and DeepSeek V4.1 Flash?

Which is better, DeepSeek V3.2 or DeepSeek V4.1 Flash?

How much does DeepSeek V3.2 cost compared to DeepSeek V4.1 Flash?

How can I compare DeepSeek V3.2 and DeepSeek V4.1 Flash on Rival?

More comparisons

Against the newest arrivals

Same lab, same size, long tail

Model pages