Poolside model product
Laguna S 2.1
1 model: an open-weight Mixture-of-Experts coding model with 118B total parameters and 8B activated per token (256 routed experts + 1 shared; 48 layers).
Updated Aug 17, 2026. Default version: Laguna S 2.1
LLMBoard Score69.8Laguna S 2.1
Coverage20%5 benchmark families
Context window1MTokens
Official input priceN/AOfficial price unavailable
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 Benchmark Results
Benchmark scores for Laguna S 2.1.
Sort by
Benchmark | Score | Rank | Participants | Percentile | Evidence | Evaluated |
|---|
| BenchmarkSWE Atlas - Codebase QnA | Score46.2% | Rank01 | Participants2 | Percentile100.0% | EvidenceC | Evaluated |
| BenchmarkSWE-bench Multilingual | Score78.5% | Rank03 | Participants38 | Percentile94.6% | EvidenceC | Evaluated |
| BenchmarkSWE-Bench Pro | Score59.4% | Rank15 | Participants50 | Percentile71.4% | EvidenceC | Evaluated |
| BenchmarkTerminal-Bench 2.1 | Score70.2% | Rank19 | Participants28 | Percentile33.3% | EvidenceC | Evaluated |
| BenchmarkToolathlon | Score49.7% | Rank19 | Participants37 | Percentile50.0% | EvidenceC | Evaluated |
| BenchmarkDeepSWE 1.1 | Score40.4% | Rank21 | Participants25 | Percentile16.7% | EvidenceC | Evaluated |
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
- 6
Sort by
Provider | Provider model ID | Region | Input / 1M | Output / 1M | Context | Updated |
|---|
| ProviderPoolside | Provider model IDpoolside/laguna-s-2.1 | Regionglobal | Input / 1MN/A | Output / 1MN/A | Context1M | Updated |
| ProviderOpenRouter | Provider model IDpoolside/laguna-s-2.1 | Regionglobal | Input / 1M$0.09 | Output / 1M$0.18 | Context1M | Updated |
| ProviderNanoGPT | Provider model IDpoolside/laguna-s-2.1 | Regionglobal | Input / 1M$0.10 | Output / 1M$0.20 | Context1M | Updated |
| ProviderVercel AI Gateway | Provider model IDpoolside/laguna-s-2.1 | Regionglobal | Input / 1M$0.10 | Output / 1M$0.20 | Context1M | Updated |
| ProviderKilo Gateway | Provider model IDpoolside/laguna-s-2.1 | Regionglobal | Input / 1M$0.10 | Output / 1M$0.20 | Context1M | Updated |
| ProviderPioneer | Provider model IDpoolside/laguna-s-2.1 | Regionglobal | Input / 1M$0.10 | Output / 1M$0.20 | Context1M | Updated |
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
Browse runtime rankingsNo 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
- 32.8K
- 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.
Sort by
Version | Released | LLMBoard | Parameters | Context | Max output | Open weights | License |
|---|
| VersionLaguna S 2.1 | Released | LLMBoard69.8 | Parameters118B | Context1M | Max output32.8K | Open weightsYes | LicenseOpenMDW License v1.1 |
Laguna S 2.1 vs nearby models
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What is Laguna S 2.1?
Key information about Laguna S 2.1 and its available data.
1 model: an open-weight Mixture-of-Experts coding model with 118B total parameters and 8B activated per token (256 routed experts + 1 shared; 48 layers).
It targets long-horizon and agentic coding with interleaved thinking, a 1,048,576-token context window in thinking and no-thinking modes, and text-to-text only modalities. 1).
Data as of 2026-08-17.
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?
6 provider offerings are linked to the default version.
What models should I compare Laguna S 2.1 with?
Nearby ranked alternatives include MiniMax M3, Hy3, GPT-5.2.