Laguna S 2.1 is Poolside's language model with a 1.0M context window and up to 131K output tokens, available from 2 providers, starting at $0.1 / 1M input and $0.2 / 1M output. A 118B-parameter coding agent model from Poolside with 8B active parameters, optimized for agentic software engineering tasks and terminal-based benchmarks.
Specifications
Canonical IDpoolside-laguna-2-1-s
TypeLanguage
StatusActive
CreatorPoolside
Providers
Context Window1.0M tokens
Max Output131K tokens
Input ModalitiesText
Output ModalitiesText
Reasoning Effortsdefault
Release Date · 2 days ago

Capabilities

Input1/5
Text
Image·
Audio·
Video·
PDF·
Output1/5
Text
Image·
Audio·
Video·
Embedding·
Capabilities2/13
Reasoning
Adaptive Reasoning·
Function Calling
Parallel Function Calling·
Structured Outputs·
Native JSON Schema·
Web Search·
URL Context·
Computer Use·
Code Execution·
File Search·
Prompt Caching·
Assistant Prefill·

Pricing by Provider

US Dollar ($)
Per 1M tokens
ProviderStandard
Input
$ / 1M
Output
$ / 1M
Cache Read
$ / 1M
OpenRouter logo
OpenRouter
poolside/laguna-s-2.1
$0.1$0.2$0.01
Vercel AI Gateway logo
Vercel AI Gateway
poolside/laguna-s-2.1
$0.1$0.2$0.01

Cost Calculator

US Dollar ($)
Preset:

Versions

VersionReleasedContextInput / 1MOutput / 1MStatus
Laguna S 2.11.0M$0.100$0.200Current
Laguna S 2.1 Free262KAvailable

Other Models

ModelTierReleasedContextInput / 1MOutput / 1M
Laguna XS 2.1Xs262K$0.060$0.120
Laguna XS.2Xs262K
Laguna M.1M262K$0.200$0.400

Model IDs

poolside-laguna-2-1-s
poolside/laguna-s-2.1