Who should use Laguna S?

Laguna S is an open-source project built for developers.

Does Laguna S have a free plan?

Yes — Laguna S is open source under the MIT license and free to use.

What platforms does Laguna S run on?

Laguna S runs on the web, the command line, and API. It can also be self-hosted.

Is Laguna S still maintained?

The GitHub repository shows 1.1k commits in the last 90 days.

What are alternatives to Laguna S?

Similar projects tracked by PulseGate include Laguna S, Laguna XS.2, and Laguna S.

Laguna S is developed by poolside.

How long has Laguna S been around?

Laguna S first shipped in 2023.

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Laguna S

Name: Laguna S
Author: poolside

huggingface.coInfrastructure

Laguna-S-2.1 is an open-weight 256-expert Mixture-of-Experts language model designed for causal text generation. It can be used with standard Hugging Face pipelines, vLLM, and other inference engines. The model is intended for developers and researchers who want to run, fine-tune, or self-host a capable language model without relying on proprietary APIs.

Open SourceMITWebCLIAPISelf-hosted

Visit huggingface.co

5stars

12forks

4alternatives

4features

2023since

Overview

4 features

In the Foundation models & chat space, Laguna S takes a focused approach. It focuses on running and experimenting with a high-parameter open-weight language model locally or in custom inference setups. Laguna S is an open-source project aimed at developers. Laguna S is open source under the MIT license. It ships for the web, the command line, and API, and it can be self-hosted.

It is developed by poolside, and it first shipped in 2023. The project is developed in the open on GitHub with 1.1k commits in the last 90 days. Among its 4 catalogued features are Text Generation, mixture of Experts, and Custom Tokenizer.

Summary written by a language model from the project’s public pages.

Text Generation
Mixture of Experts
Custom Tokenizer
Chat Template

Built with & integrations

Hosting

AWS

AI providers

local_ossmultiple

Runs on

BrowserCLIAPI-onlySelf-hosted

Detected from

AWS: x-amz-cf-id header · x-amz-cf-pop header · via header
multiple: bopenrouter in the HTML
local_oss: bollama in the HTML · bllama in the HTML · bvllm in the HTML

Trust & compliance

License

MIT

Verified signals

HTTPSPrivacy Policy Terms of ServiceOpen SourceFree tierActive maintenance

Legal

Indexing history

What PulseGate has recorded for this listing

Indexed28 Jul · 10:47 UTC
poolside/Laguna-S-2.1 verified against its public source
Source: PulseGate · Open

Frequently asked questions about Laguna S

What does Laguna S do?: Laguna S focuses on running and experimenting with a high-parameter open-weight language model locally or in custom inference setups. It is catalogued under Foundation models & chat on PulseGate.
Who should use Laguna S?: Laguna S is an open-source project built for developers.
Does Laguna S have a free plan?: Yes — Laguna S is open source under the MIT license and free to use.
What platforms does Laguna S run on?: Laguna S runs on the web, the command line, and API. It can also be self-hosted.
Is Laguna S still maintained?: The GitHub repository shows 1.1k commits in the last 90 days.
What are alternatives to Laguna S?: Similar projects tracked by PulseGate include Laguna S, Laguna XS.2, and Laguna S.Laguna S Laguna XS.2 Laguna S
Who makes Laguna S?: Laguna S is developed by poolside.
How long has Laguna S been around?: Laguna S first shipped in 2023.

At a glance

Pricing: Open Source
Platforms: Cli · Web
Languages: English
License: MIT
Built for: developers
Model: Open source
Solves: Running and experimenting with a high-parameter open-weight language model locally or in custom inference setups.

Registered as

Hugging Face: poolside/Laguna-S-2.1

Developer

poolside

Community-driven

Open source

Stars: 5
Forks: 12
Open issues: 4
Last commit: 21 Jul 2026
Commits 90d: 1,099
Contributors: 1,828
Authorship: Community-driven
Default branch: master

Live coverage

Identity confidence: Medium · 70.4
Indexed: 28 Jul 2026
Lifecycle: Alive
Last seen: 28 Jul 2026

Identity audit (13)

Slug: poolside-laguna-s-2-1-huggingface-co
Lifecycle state recorded: 28 Jul 2026
Verification state: Indexed for public listing
Listing state: Listed: yes
Index status: Included in index
Latest evidence snapshot: 28 Jul 2026
Timeline basis: Indexed-at chronology. This listing's first-seen date was written by the catalog backfill, not observed here, so it is not treated as a sighting.
Name from: Derived from the project's own page and URL.
Category from: Derived from the model's own Hugging Face metadata.
Summary from: Written by a language model from public pages.
Languages from: Detected by a language model from page content.
Last updated: 31 Jul 2026
Canonical URL: https://huggingface.co/poolside/Laguna-S-2.1

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