All Models

Laguna S 2.1

laguna Reasoning Tool Calling Open Weights

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...

Providers 5
Released Jul 20, 2026
Input Modalities text
Output Modalities text
Tarsk Use coding

Available Providers (5)

Provider Model ID Input Cost Output Cost Context Max Output Docs
Poolside poolside/laguna-s-2.1 $0/MTok $0/MTok 1.0M 32.8K
OpenRouter poolside/laguna-s-2.1 $0.09/MTok $0.18/MTok 1.0M 131.1K
NanoGPT poolside/laguna-s-2.1 $0.10/MTok $0.20/MTok 1.0M 131.1K
Kilo Gateway poolside/laguna-s-2.1 $0.10/MTok $0.20/MTok 1.0M 131.1K
Vercel AI Gateway poolside/laguna-s-2.1 $0.10/MTok $0.20/MTok 1M 131.1K

Capabilities

Reasoning
Tool Calling
Attachments
Open Weights
Structured Output