Laguna XS.2 (free)
Released by Poolside in 2026, Laguna XS.2 (free) is an chat model. Laguna XS.2 is the second-generation model in the XS size class from [Poolside](https://poolside.ai), their efficient coding agent series. It combines tool calling and reasoning capabilities with a compact footprint, offering...
by Poolside · 131K token context window
Best for
- low-latency chat and routing
- request routing and triage
- text classification
Ways to use Laguna XS.2 (free) in osFoundry
Connect with your own key (BYOK)
Open the key dialog and paste your Poolside API key. osFoundry discovers Laguna XS.2 (free) automatically — assign it to a Maestro role (router, direct, orchestrator, or fallback) in the Pipeline tab and it is live in every chat. Your key, your provider account — no token markup.
Use it in a Room App
Room Apps declare AI features in their manifest, then call them with invokeAI:
import { invokeAI } from '@osfoundry/app-sdk'
// 'summarize' is an AI feature declared in your app manifest.
const result = await invokeAI('summarize', userText)
Call it from your own apps
Once a model is wired into your workspace you can host it as an API and reach it from your own services, scripts, or CI — outside osFoundry.
Run Laguna XS.2 (free) yourself
Laguna XS.2 (free) is also available as open weights — self-host it for full data control and no per-token cost. See that page for GPU requirements and a cost comparison against API pricing.
Laguna XS.2 (free) vs similar models
Licence
Hosted — usage subject to provider terms — Hosted-only model — usage governed by the provider's API terms. Bring your own provider key.
No weights distributed; usage subject to provider terms.
Frequently asked about Laguna XS.2 (free)
How much does Laguna XS.2 (free) cost?
Laguna XS.2 (free) is metered at Free for input, and Free for output. Bring your own Poolside API key — osFoundry passes through provider pricing without markup.
Can I use Laguna XS.2 (free) commercially?
Commercial use is allowed with conditions. Hosted-only model — usage governed by the provider's API terms. Bring your own provider key. No weights distributed; usage subject to provider terms.
What is the context window of Laguna XS.2 (free)?
Laguna XS.2 (free) supports a 131K token context window.
Can I run Laguna XS.2 (free) locally?
No — Laguna XS.2 (free) is hosted only and accessed via the Poolside API. An open-weights equivalent is available to self-host — see the cross-link above.
What is Laguna XS.2 (free) best at?
Laguna XS.2 (free) is well-suited to low-latency chat and routing, request routing and triage, text classification.
How do I use Laguna XS.2 (free) in osFoundry?
Paste your Poolside API key in the key dialog (or deploy the open weights for self-hostable models), assign Laguna XS.2 (free) to a Maestro role in the Pipeline tab, then use it in chat, Room Apps via invokeAI, or your own apps.
Published by Poolside on April 28, 2026. Source: https://openrouter.ai/poolside/laguna-xs.2:free