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Poolside model product

Laguna S 2.1

1 is Poolside's open-weight Mixture-of-Experts coding model with 118B total parameters and 8B activated per token.

Updated Oct 23, 2026. Default version: Laguna S 2.1

LLMBoard Score66.1Laguna S 2.1
Coverage20%6 benchmark families
Context window1MTokens
Official input priceN/AOfficial price unavailable

On this page

  • Capability
  • Benchmarks
  • Arena
  • Pricing
  • Runtime
  • Specification
  • Versions
  • Similar models
  • About
  • FAQ

Laguna S 2.1 Capability Profile

This profile uses the model's current scored version. Arena ratings and prices are shown separately.

Laguna S 2.1 LLMBoard score breakdown

Laguna S 2.1 Benchmark Results

Benchmark scores for Laguna S 2.1.

6 rows
Columns

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Benchmark
Score
Rank
Participants
Percentile
Evidence
Evaluated
BenchmarkSWE Atlas - Codebase QnAScore46.20%Rank05Participants7Percentile33.33%EvidenceCEvaluatedOct 22, 2026
BenchmarkSWE-bench MultilingualScore78.50%Rank09Participants50Percentile83.67%EvidenceCEvaluatedOct 22, 2026
BenchmarkSWE-Bench ProScore59.40%Rank23Participants63Percentile64.52%EvidenceCEvaluatedOct 22, 2026
BenchmarkToolathlonScore49.70%Rank23Participants42Percentile46.34%EvidenceCEvaluatedOct 22, 2026
BenchmarkTerminal-Bench 2.1Score70.20%Rank31Participants48Percentile36.17%EvidenceCEvaluatedOct 22, 2026
BenchmarkDeepSWE 1.1Score40.40%Rank47Participants51Percentile8.00%EvidenceCEvaluatedOct 22, 2026

Laguna S 2.1 Arena Results

Preference and agent-evaluation results for the default version.

No Arena results

The default version does not have a matching Arena result yet.

Laguna S 2.1 Pricing

Official vendor API pricing appears first, followed by individual provider offers.

Official API
N/A
Official provider
N/A
Lowest third-party
From $0.09 input, $0.18 output per 1M via OpenRouter
Tracked offerings
7
7 rows
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Provider
Provider model ID
Region
Input / 1M
Output / 1M
Context
Updated
ProviderPoolsideProvider model IDpoolside/laguna-s-2.1RegionglobalInput / 1MN/AOutput / 1MN/AContext1MUpdatedOct 23, 2026
ProviderOpenRouterProvider model IDpoolside/laguna-s-2.1RegionglobalInput / 1M$0.09Output / 1M$0.18Context1MUpdatedOct 23, 2026
ProviderVercel AI GatewayProvider model IDpoolside/laguna-s-2.1RegionglobalInput / 1M$0.09Output / 1M$0.18Context1MUpdatedOct 23, 2026
ProviderVultrProvider model IDlaguna-s-2.1RegionglobalInput / 1M$0.09Output / 1M$0.18Context1MUpdatedOct 23, 2026
ProviderNanoGPTProvider model IDpoolside/laguna-s-2.1RegionglobalInput / 1M$0.10Output / 1M$0.20Context1MUpdatedOct 23, 2026
ProviderKilo GatewayProvider model IDpoolside/laguna-s-2.1RegionglobalInput / 1M$0.10Output / 1M$0.20Context1MUpdatedOct 23, 2026
ProviderPioneerProvider model IDpoolside/laguna-s-2.1RegionglobalInput / 1M$0.10Output / 1M$0.20Context1MUpdatedOct 23, 2026

Official prices use only the vendor's configured official Provider and positive standard USD PAYG rates. Third-party offers remain explicitly labeled.

Laguna S 2.1 Runtime Performance

Provider-specific output speed and catalog latency for Laguna S 2.1. Runtime does not affect the capability score.

No runtime data

No provider-specific speed or latency record is linked to the default version yet.

Output Speed is generated output tokens received per second. Catalog latency is reported separately from observed provider TTFT.

Laguna S 2.1 Specifications

Technical details for the model's default version.

Version
Laguna S 2.1
Released
Jul 21, 2026
Knowledge cutoff
Unknown
Parameters
118B
Context window
1M
Max output
N/A
Inputs
text
Outputs
text
Open weights
Yes
License
OpenMDW License v1.1

Laguna S 2.1 Versions

Available versions of this model. The score column identifies the version used in the overall ranking.

1 row
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Version
Released
LLMBoard
Parameters
Context
Max output
Open weights
License
VersionLaguna S 2.1ReleasedJul 21, 2026LLMBoard66.14Parameters118BContext1MMax outputN/AOpen weightsYesLicenseOpenMDW License v1.1

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What is Laguna S 2.1?

Key information about Laguna S 2.1 and its available data.

1 is a text-to-text coding model with 256 routed experts, one shared expert, 48 layers, and a 1,048,576-token context window in thinking and no-thinking modes. 1.

Data as of 2026-10-22.

FAQ

Common questions about Laguna S 2.1.

When was Laguna S 2.1 released?

Laguna S 2.1's default version was released on Jul 21, 2026.

How much does Laguna S 2.1 cost?

No official standard PAYG price is currently available for Laguna S 2.1. The lowest tracked third-party offer starts at $0.09 input and $0.18 output via OpenRouter.

Who created Laguna S 2.1?

Laguna S 2.1 was created by Poolside.

What is the context window for Laguna S 2.1?

The default version has a 1M token context window.

Is Laguna S 2.1 open weight?

Yes. The default version is marked as open weight under OpenMDW License v1.1.

How many API providers offer Laguna S 2.1?

7 provider offerings are linked to the default version.

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