Poolside

Laguna M.1

Laguna M.1 is an open-weight model from Poolside. Its best result is #94 of 143 on LiveCodeBench with 68.12%.

Developer
Poolside
Released
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Context window
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Price in / out, per 1M tokens
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Weights
Open · Apache 2.0
Inputs
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Reasoning
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Tool use
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Benchmarks

BenchmarkScore barAccuracyRankCost / test
SWE-benchCoding57.60%77 / 85N/A
Vibe Code BenchCoding11.04%98 / 115N/A
LiveCodeBenchCoding68.12%94 / 143N/A
Legal Research BenchLaw2.40%83 / 85N/A
MedCodeMedicine23.11%105 / 107N/A
GPQA DiamondReasoning27.02%138 / 138N/A
MMLU-ProReasoning68.84%127 / 138N/A

Vals AI, as of Oct 24, 2026.

LMArena, by category

LeaderboardRatingRankVotes
WebDevLMArena1349120 / 1245.4K

LMArena, CC BY 4.0, as of Oct 22, 2026. Where a model is rated at several effort levels, its best is shown.

Compare Laguna M.1

Poolside

Questions

Who makes Laguna M.1?

Laguna M.1 is made by Poolside.

Is Laguna M.1 open source?

Laguna M.1 has open weights under the Apache 2.0 license.

Sources

Every number on this page comes from these sources; models without a published number show none. Download the data. Cite as “Nexus Explorer, nexus.inc/models”.