Poolside: Laguna S 2.1

poolside/laguna-s-2.1

PaidTool callingReasoning
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Price Published

Input
$0.09
per million tokens
Output
$0.18
per million tokens

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Specifications Published

Context window
1,048,576 tokens
Max output
131,072 tokens
Tool calling
Supported
Vision input
Not listed
Reasoning
Supported
Knowledge cutoff
Not reported
Listed since
Jul 21, 2026

Measured by the Club Signed cheapoS reports

Not yet observed No signed request reports for this exact route yet. Missing reports aren't a failure or a zero.

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  2. Add it to cheapoS. Open Models → Open OmniRoute, add OpenRouter with your key, then refresh models. Get cheapoS
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About this model OpenRouter description

Laguna S 2.1 is the latest coding agent model from [Poolside](<https://poolside.ai/>). Laguna S 2.1 is a 118B total parameter model with 8B active parameters, scoring 70.2% on Terminal-Bench 2.1 and...

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Catalog data from the OpenRouter model catalog, retrieved Sep 29, 2026, 12:37 PM UTC. A listing isn't a live availability check.