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  5. DeepSeek V4.1 FlashvsTernary Bonsai 2 27B
Updated Sep 2026

DeepSeek V4.1 FlashvsTernary Bonsai 2 27B

Ternary Bonsai 2 27B is cheaper than DeepSeek V4.1 Flash at $0.075/M vs $0.15/M input tokens.

DeepSeek V4.1 Flash and Ternary Bonsai 2 27B compared across 6 shared prompts
SpecDeepSeek V4.1 FlashTernary Bonsai 2 27B
Input price$0.15/M tokens$0.075/M tokens
Output price$0.6/M tokens$0.5/M tokens
Context window1.0M tokens262K tokens
WeightsOpen—
Free API (OpenRouter)NoNo
ReleasedSep 2026Sep 2026
Our Verdict
DeepSeek V4.1 Flash
DeepSeek V4.1 Flash
Ternary Bonsai 2 27B
Ternary Bonsai 2 27BRunner-up

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

Slight edge
API pricing

Cost per 1M tokens

DeepSeek V4.1 Flash
Input
$0.15
Output
$0.60
Ternary Bonsai 2 27B
Input
$0.07
2.0× cheaper
Output
$0.50
1.2× cheaper

Ternary Bonsai 2 27B is cheaper on both: 2.0× input, 1.2× output.

Where to run it

23 hosts, cheapest first

DeepSeek V4.1 Flash22 hosts
HostInOutContextUptime
MMorph$0.12 in·$0.48 out·1M·97.8% upRRelacefp4$0.13 in·$0.52 out·1M·99.8% upDDeepInfrafp8$0.14 in·$0.42 out·1M·99.7% upAlibaba Cloud$0.15 in·$0.60 out·1M·99.9% upDeepSeek$0.15 in·$0.60 out·1M·100% upSStreamLakefp8$0.15 in·$0.60 out·1M·99.4% up
16 more hostsFewer hosts
SSail Researchfp4$0.20 in·$0.60 out·1M·99.9% upWWafer$0.20 in·$0.60 out·1M·99.8% upCCoreWeavefp8$0.20 in·$0.65 out·1M·99.5% upFFireworks$0.22 in·$0.66 out·1M·98.2% upPPhala$0.28 in·$1.10 out·1M·99.3% upGGMI Cloudfp8$0.28 in·$1.14 out·1M·98.8% upNNovitafp8$0.28 in·$1.14 out·1M·100% upAAtlasCloudfp8$0.30 in·$1.20 out·1M·99.4% upBBasetenfp8$0.30 in·$1.20 out·1M·98.5% upDDigitalOcean$0.30 in·$1.20 out·1M·98.1% upMMakora$0.30 in·$1.20 out·1M·98.3% upModal$0.30 in·$1.20 out·1M·99.9% upSSiliconFlowfp8$0.30 in·$1.20 out·1M·99.7% upTTogether$0.30 in·$1.20 out·1M·99.9% upVVenicefp8$0.38 in·$1.50 out·1M·97% upPParasailfp8degraded$0.30 in·$1.20 out·1M·92.4% up
Ternary Bonsai 2 27B1 host
HostInOutContextUptime
DDarkbloomint4$0.07 in·$0.50 out·262k·100% up

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

Research

What we learned reading every model

FAQ

Common questions

DeepSeek V4.1 Flash is developed by DeepSeek while Ternary Bonsai 2 27B is developed by PrismML. DeepSeek V4.1 Flash has a 1.0M token context window vs Ternary Bonsai 2 27B's 262K. 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 Ternary Bonsai 2 27B 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 Ternary Bonsai 2 27B costs $0.075/M input tokens. Ternary Bonsai 2 27B is $0.07/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 Ternary Bonsai 2 27B 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

More comparisons

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Same lab, same size, long tail

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DeepSeek V4.1 Flash logoMercury 2.5 Preview logo
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DeepSeek V4.1 Flash vs MiMo-V2-OmniSame size

Model pages

DeepSeek V4.1 Flash logo
DeepSeek V4.1 Flash6 outputs, specs and price
Ternary Bonsai 2 27B logo
Ternary Bonsai 2 27B9 outputs, specs and price
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