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Poolside · Language model

Laguna S 2.1

poolside/laguna-s-2.1
  • Language
Released Jul 21, 2026

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...

Specifications

Context window
1,048,576 tokens
Max output
131,072 tokens
Input
text
Output
text
Reasoning
supported
Tokenizer
Other

Supported parameters

Accepted by the model and forwarded as-is by the gateway.

  • max_tokens
  • reasoning
  • temperature
  • tool_choice
  • tools

Use it

POST /api/v1/chat/completions · MCP chat · full reference

curl https://omnirail.org/api/v1/chat/completions \
  -H "Authorization: Bearer $OMNIRAIL_KEY" -H "Content-Type: application/json" \
  -d '{"model":"poolside/laguna-s-2.1","messages":[{"role":"user","content":"Hello"}],"max_tokens":300}'