Laguna S 2.1

Poolside· released 21 Jul 2026

poolside/laguna-s-2.1

Input / 1M tokens: $0.09
Output / 1M tokens: $0.18

Context window1M tokens

Longest answer: 131K tokens

reads textopen weightstool callingreasoning

About

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...

Details

Lab: Poolsideopenrouter.ai · 3 Oct 2026
Context: 1,049Kopenrouter.ai · 3 Oct 2026
Input price: $0.09 / 1Mopenrouter.ai · 3 Oct 2026
Output price: $0.18 / 1Mopenrouter.ai · 3 Oct 2026
Max output: 131,072 tokensopenrouter.ai · 3 Oct 2026
Inputs: textopenrouter.ai · 3 Oct 2026
Open weights: Yesopenrouter.ai · 3 Oct 2026

More newest models

See the list

Ling 3.1 Flash ctx262KinFreeoutFree inclusionAI Apodex 1.1 Mini (free) ctx262KinFreeoutFree Apodex Pareto 26.10 Preview ctx1,049Kin$0.8 / 1Mout$3.2 / 1M unbiased GPT-6.1 Sol ctx1,050Kin$2 / 1Mout$10 / 1M OpenAI GPT-6.1 Sol Pro ctx1,050Kin$2 / 1Mout$10 / 1M OpenAI Claude Sonnet 5.5 ctx1,000Kin$2 / 1Mout$10 / 1M Anthropic

Listed on Inferse

Newest Models in 2026466 listed
Longest-Context Models in 2026466 listed
Cheapest Language Models in 2026437 listed
Models with Tool Calling in 2026395 listed
Reasoning Models in 2026332 listed
Open-Weight Models in 2026178 listed
Poolside Models: Pricing per 1M Tokens and Context (2026)4 listed

Sources

openrouter.ai/poolside/laguna-s-2.1· checked 3 Oct 2026