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  5. DeepSeek R1 0528vsLaguna S 2.1 (free)
Updated Jul 2026

DeepSeek R1 0528vsLaguna S 2.1 (free)

Laguna S 2.1 (free) has a larger context window than DeepSeek R1 0528 (262K tokens vs 164K tokens).

DeepSeek R1 0528 and Laguna S 2.1 (free) compared across 10 shared prompts
SpecDeepSeek R1 0528Laguna S 2.1 (free)
Input priceFreeFree
Output priceFreeFree
Context window164K tokens262K tokens
WeightsOpen—
Free API (OpenRouter)NoYes (1 provider)
ReleasedMay 2025Jul 2026
Our Verdict
DeepSeek R1 0528
DeepSeek R1 0528
Laguna S 2.1 (free)
Laguna S 2.1 (free)

Not enough votes to call it. On the specs, nothing separates them.

Too close to call

Reviewing agent-written code?See a Brief PR report

API pricing

Cost per 1M tokens

DeepSeek R1 0528
Input
$0.000
Output
$0.000
Laguna S 2.1 (free)
Input
$0.000
Output
$0.000
Where to run it

5 hosts, cheapest first

DeepSeek R1 05284 hosts
HostInOutContextUptime
DDeepInfrafp4$0.50 in·$2.15 out·164k·100% upSSiliconFlowfp8$0.50 in·$2.18 out·164k·99.3% upSStreamLake$0.57 in·$2.29 out·128k·99.4% upNNovitafp8$0.70 in·$2.50 out·164k·99.9% 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 R1 0528 is developed by DeepSeek while Laguna S 2.1 (free) is developed by Poolside. DeepSeek R1 0528 has a 164K token context window vs Laguna S 2.1 (free)'s 262K. You can compare their actual outputs across 10 challenges on Rival to see how they differ in practice.

It depends on your use case. DeepSeek R1 0528 and Laguna S 2.1 (free) each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 10 challenges so you can judge which fits your needs best.

DeepSeek R1 0528 costs $0/M input tokens and Laguna S 2.1 (free) costs $0/M input tokens. Laguna S 2.1 (free) is $0.00/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 R1 0528 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 R1 0528 logo
DeepSeek R1 052858 outputs, specs and price
Laguna S 2.1 (free) logo
Laguna S 2.1 (free)10 outputs, specs and price
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