Models/Poolside/Laguna S 2.1

Laguna S 2.1

Name: Laguna S 2.1 API access
Brand: Poolside

Poolside · Open weights · Released Jul 21, 2026 · poolside/laguna-s-2.1

Compare Estimate cost

1.05M contextToolsReasoningPrompt cachingOpen weights

Available from 1 providerUSD / MTOK · VERIFIED 4 MINUTES AGO

EST. MONTHLY COSTclick a row for detail · click headers to sort

PROVIDER	INPUT	OUTPUT	CACHE	CONTEXT	QUANT	TTFT	TPS	UPTIME
POPoolside1ST PARTY	$0.09	$0.18	$0.009	1.05M	fp4	0.54s	126 tok/s	100.0%

TTFT/TPS: median (P50) over trailing 72h · chat10k profile (~10K in / 200 out) · measured via OpenRouter routing · methodology v1.1 · measured 44 hours ago

Pricing variants · USD / MTok in / out

STANDARD

$0.09 / $0.18

per MTok in / out

FREE

Free / Free

per MTok in / out

CACHE READ $0.009

About

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...

Specifications

Context window1,048,576

Max output131,072

Modalities intext

Modalities outtext

LicenseOpen weights

ReleasedJul 21, 2026

TokenizerOther

WeightsHugging Face ↗

Open weights

Hugging Facepoolside/Laguna-S-2.1 ↗

Downloads73.7K

Likes988

Licenseopenmdw-1.1

safetensors

Laguna XS 2.1$0.06 / $0.12

Embed badge

[![Laguna S 2.1](https://modelindex.ai/badge/poolside/laguna-s-2.1)](https://modelindex.ai/models/poolside/laguna-s-2.1)

Sources

OpenRouter API4 minutes ago

AGGREGATOR

Hugging Face4 minutes ago

COMMUNITY

ModelIndex benchmarks44 hours ago

MEASURED

Verified 4 minutes ago · list prices, not negotiated rates.