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Poolside: Laguna S 2.1 (free)

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OpenRouter
List updated
Oct 27, 2026, 9:14 PM UTC

Laguna S 2.1 is the latest coding agent model from Poolside. Laguna S 2.1 is a 118B total parameter model with 8B active parameters, scoring 70.2% on Terminal-Bench 2.1 and...

API

openrouter/poolside/laguna-s-2.1:free
curl https://staging.freemodel.io/api/v1/chat/completions \
  -H "Authorization: Bearer $FREEMODEL_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "openrouter/poolside/laguna-s-2.1:free",
    "messages": [{"role": "user", "content": "Hello"}]
  }'
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