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  5. DeepSeek V4 Flash Vision ExpvsLaguna S 2.1 (free)
Updated Aug 2026

DeepSeek V4 Flash Vision ExpvsLaguna S 2.1 (free)

Laguna S 2.1 (free) is cheaper than DeepSeek V4 Flash Vision Exp at $0/M vs $0.22/M input tokens.

DeepSeek V4 Flash Vision Exp and Laguna S 2.1 (free) compared across 5 shared prompts
SpecDeepSeek V4 Flash Vision ExpLaguna S 2.1 (free)
Input price$0.22/M tokensFree
Output price$0.66/M tokensFree
Context window1.0M tokens262K tokens
WeightsOpen—
Free API (OpenRouter)NoYes (1 provider)
ReleasedAug 2026Jul 2026
Our Verdict
DeepSeek V4 Flash Vision Exp
DeepSeek V4 Flash Vision Exp
Laguna S 2.1 (free)
Laguna S 2.1 (free)Runner-up

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

Too close to call
API pricing

Cost per 1M tokens

DeepSeek V4 Flash Vision Exp
Input
$0.22
Output
$0.66
Laguna S 2.1 (free)
Input
$0.000
Output
$0.000
Where to run it

6 hosts, cheapest first

DeepSeek V4 Flash Vision Exp5 hosts
HostInOutContextUptime
FFireworks$0.22 in·$0.66 out·1M·99.8% upGGMI Cloudfp8$0.44 in·$1.32 out·1M·99.8% upNNovita$0.44 in·$1.32 out·1M·100% upSSiliconFlowfp8$0.44 in·$1.32 out·1M·97.4% upDDeepInfrafp8degraded$0.22 in·$0.65 out·1M·66.3% up
Laguna S 2.1 (free)1 host
HostInOutContextUptime
PPoolsidefp4$0 in·$0 out·262k·100% 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 Flash Vision Exp is developed by DeepSeek while Laguna S 2.1 (free) is developed by Poolside. DeepSeek V4 Flash Vision Exp has a 1.0M token context window vs Laguna S 2.1 (free)'s 262K. You can compare their actual outputs across 5 challenges on Rival to see how they differ in practice.

It depends on your use case. DeepSeek V4 Flash Vision Exp and Laguna S 2.1 (free) each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 5 challenges so you can judge which fits your needs best.

DeepSeek V4 Flash Vision Exp costs $0.22/M input tokens and Laguna S 2.1 (free) costs $0/M input tokens. Laguna S 2.1 (free) is $0.22/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 Flash Vision Exp and Laguna S 2.1 (free) 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.

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Model pages

DeepSeek V4 Flash Vision Exp logo
DeepSeek V4 Flash Vision Exp8 outputs, specs and price
Laguna S 2.1 (free) logo
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