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Poolside: Laguna XS 2.1 (free) pricing

Laguna XS 2.1 is the latest coding agent model in the 33B-A3B category from Poolside and a step forward from their Laguna XS.2 model (released in April 2026). Poolside: Laguna XS 2.1 (free) from OpenRouter costs free per 1M input tokens and free per 1M output tokens. Context window 262,144 tokens.

API id poolside/laguna-xs-2.1:free · OpenRouter · source · updated 2026-09-25 · general-purpose

Free
Input / 1M tokens
Free
Output / 1M tokens
—
Cached input / 1M
262K
Context window

Poolside: Laguna XS 2.1 (free) specifications

Provider
OpenRouter
API id
poolside/laguna-xs-2.1:free
Model type
general-purpose
Context window
262K tokens
Max output
33K tokens
Currency
USD
Price source
Provider API
Last checked
2026-09-25

What Poolside: Laguna XS 2.1 (free) costs in practice

Estimated cost at common usage volumes
WorkloadInput tokensOutput tokensEstimated cost
Short chat turn1,000500Free
Document summary50,0002,000Free
1M tokens in, 200K out1,000,000200,000Free

Estimates use the standard tier and ignore caching discounts, so real bills with repeated prompt prefixes are typically lower.

Common questions

How much does Poolside: Laguna XS 2.1 (free) cost per 1M tokens?
Poolside: Laguna XS 2.1 (free) costs free per 1M input tokens and free per 1M output tokens on the standard tier.
What is Poolside: Laguna XS 2.1 (free)'s context window?
Poolside: Laguna XS 2.1 (free) accepts up to 262,144 tokens in a single request, and can return up to 32,768 output tokens.
Where does this Poolside: Laguna XS 2.1 (free) price come from?
From the OpenRouter catalogue, because OpenRouter does not publish machine-readable pricing. OpenRouter is a reseller, so its rate can differ from OpenRouter's own — verify before committing spend.

Head-to-head comparisons

Other OpenRouter models

See all OpenRouter pricing →