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Laguna M.1

Poolside's open-weight mixture-of-experts model with 225B total and 23B activated parameters, built for agentic coding and long-horizon work.

text + code → text + code · made by Poolside

Sold by

Nobody in the catalogue publishes a price for this yet.

Measured 3 standings

PlaceBoardMetricScore
28thof 29Surface evolver bench — Epoch AIMean score0.156
83rdof 84Proofbench — Epoch AIAccuracy0
109thof 135Webdev arena — Epoch AIArena Score1347.49

About

Laguna M.1 — a text and code model from Poolside, placed 109th of 135 on Webdev arena — Epoch AI.

It takes text and code and returns text and code, with a context window of 262,144 tokens. It was published in April 2026. Its sellers say it can reason step by step. The catalogue files it under code. It has been measured on 3 boards, and stands best at 109th of 135 on Webdev arena — Epoch AI.

Every current figure

Maker
Poolside
Register
model
Takes
text + code
Returns
text + code
Context
262,144 tokens
Longest answer
32,768 tokens
Published
April 2026
Boards
3
Best place
109th of 135 — Webdev arena — Epoch AI