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Model

Laguna XS.2 (free)

Poolside Laguna XS.2 (free) — pricing, 131k context window, API cost calculator and alternatives.

By Poolside

🔧 Tools Function calling — the model can structure responses as tool calls with typed arguments. Reliability differs between providers. Glossary →
Context window Maximum tokens (input + output) the model can process in a single request. Glossary →
131,072
tokens
Input price What the model charges for tokens you send (prompt + context). Glossary →
$0.0000
per 1M tokens
Output price What the model charges for tokens it generates. Usually 3–5× pricier than input. Glossary →
$0.0000
per 1M tokens

Specs

Provider
Poolside
Slug
poolside/laguna-xs-2-free
Capabilities
tools

Pricing freshness

Tier
standard
Currency
USD
As of
2026-05-08 17:08 UTC
Estimate monthly cost → See alternatives to Laguna XS.2 (free) →

Pricing history

Tracking Laguna XS.2 (free) pricing since 2026-05-08. We'll plot the chart here once it changes.

Quickstart — call Laguna XS.2 (free) from your app

curl https://openrouter.ai/api/v1/chat/completions \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer $OPENROUTER_API_KEY" \
  -d '{
    "model": "poolside/laguna-xs-2-free",
    "messages": [{"role": "user", "content": "Hello!"}]
  }'

Official docs: https://openrouter.ai/docs

Related models

Similar capabilities, context window, and price tier — drawn from across the catalog so you can compare alternatives in one click.

Frequently asked questions

What is Laguna XS.2 (free)?

Laguna XS.2 (free) is a large language model API from Poolside with a 131k-token context window. It costs $0 per 1M input tokens and $0 per 1M output tokens.

How much does Laguna XS.2 (free) cost?

Laguna XS.2 (free) is priced at $0 per 1M input tokens and $0 per 1M output tokens via the Poolside API. A 50/50 input/output workload of 1M total tokens costs about $0.

What is the context window of Laguna XS.2 (free)?

Laguna XS.2 (free) supports up to 131k tokens of context per request — roughly 262 pages of English text or 16384 lines of code at a typical density.

Does Laguna XS.2 (free) support vision, tool use, or JSON mode?

Laguna XS.2 (free) supports tool/function calling. It does not support image input (vision) and structured JSON mode.

Who makes Laguna XS.2 (free)?

Laguna XS.2 (free) is built and operated by Poolside. Pricing, context window, and capabilities on this page are refreshed nightly from Poolside's public catalog.

Can I self-host Laguna XS.2 (free)?

Laguna XS.2 (free) is API-only — its weights are not publicly distributed by Poolside, so it cannot be self-hosted today.

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