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Laguna S 2.1

Laguna S 2.1 is Poolside's new open-weight model for agentic coding and long-horizon work.

ReasoningTool Use
index.ts
import { streamText } from 'ai'
const result = streamText({
model: 'poolside/laguna-s-2.1',
prompt: 'Why is the sky blue?'
})

More models by Poolside

Model
Context
Latency
Throughput
Input
Output
Cache
Web Search
Capabilities
Providers
ZDR
No Training
Release Date
256K
0.8s
64tps
Free
Free
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07/21/2026