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  5. DeepSeek V4.1 FlashvsDots3-Note Preview
Updated Sep 2026

DeepSeek V4.1 FlashvsDots3-Note Preview

Dots3-Note Preview is cheaper than DeepSeek V4.1 Flash at $0/M vs $0.15/M input tokens.

DeepSeek V4.1 Flash and Dots3-Note Preview compared across 6 shared prompts
SpecDeepSeek V4.1 FlashDots3-Note Preview
Input price$0.15/M tokensFree
Output price$0.6/M tokensFree
Context window1.0M tokens512K tokens
WeightsOpen—
Free API (OpenRouter)NoYes (1 provider)
ReleasedSep 2026Aug 2026
Our Verdict
DeepSeek V4.1 Flash
DeepSeek V4.1 Flash
Dots3-Note Preview
Dots3-Note PreviewRunner-up

Not enough votes to call it. On the specs, DeepSeek V4.1 Flash has the edge: 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
Dots3-Note Preview
Input
$0.000
Output
$0.000
Where to run it

24 hosts, cheapest first

DeepSeek V4.1 Flash23 hosts
HostInOutContextUptime
OOpenInferencefp4$0.10 in·$0.50 out·1M·99.5% upWWafer$0.12 in·$0.60 out·1M·99.7% upRRelacefp4$0.12 in·$0.52 out·1M·99.9% upMMorph$0.13 in·$0.51 out·1M·98.4% upSSail Researchfp4$0.13 in·$0.75 out·1M·99.9% upDDeepInfrafp8$0.14 in·$0.42 out·1M·99.7% up
17 more hostsFewer hosts
SStreamLakefp8$0.15 in·$0.60 out·1M·99.5% upCCoreWeavefp8$0.20 in·$0.65 out·1M·99.2% upFFireworks$0.22 in·$0.66 out·1M·98.8% upPPhala$0.28 in·$1.10 out·1M·99.4% upGGMI Cloudfp8$0.28 in·$1.14 out·1M·99.6% upNNovitafp8$0.28 in·$1.14 out·1M·100% upAlibaba Cloud$0.30 in·$1.20 out·1M·99.9% upAAtlasCloudfp8$0.30 in·$1.20 out·1M·99.7% upBBasetenfp8$0.30 in·$1.20 out·1M·99.4% upDeepSeek$0.30 in·$1.20 out·1M·100% upDDigitalOcean$0.30 in·$1.20 out·1M·97.9% upMMakora$0.30 in·$1.20 out·1M·98.9% upModal$0.30 in·$1.20 out·1M·99.8% upSSiliconFlowfp8$0.30 in·$1.20 out·1M·99.8% upTTogether$0.30 in·$1.20 out·1M·99.9% upVVenicefp8$0.38 in·$1.50 out·1M·96.7% upPParasailfp8degraded$0.30 in·$1.20 out·1M·93% up
Dots3-Note Preview1 host
HostInOutContextUptime
AAtlasCloudfp8$0 in·$0 out·512k·99.9% up

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

Research

What we learned reading every model

FAQ

Common questions

DeepSeek V4.1 Flash is developed by DeepSeek while Dots3-Note Preview is developed by Dots Studio. DeepSeek V4.1 Flash has a 1.0M token context window vs Dots3-Note Preview's 512K. You can compare their actual outputs across 6 challenges on Rival to see how they differ in practice.

It depends on your use case. DeepSeek V4.1 Flash and Dots3-Note Preview 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.

DeepSeek V4.1 Flash costs $0.15/M input tokens and Dots3-Note Preview costs $0/M input tokens. Dots3-Note Preview is $0.15/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 V4.1 Flash and Dots3-Note Preview 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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Dots3-Note Preview vs MiniMax M3Same size
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DeepSeek V4.1 Flash vs GPT-5.1-CodexNew provider
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DeepSeek V4.1 Flash vs GPT-5.1-Codex-MiniNew provider
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DeepSeek V4.1 Flash vs GPT-5.2New provider

Model pages

DeepSeek V4.1 Flash logo
DeepSeek V4.1 Flash6 outputs, specs and price
Dots3-Note Preview logo
Dots3-Note Preview58 outputs, specs and price
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