Inference
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Poolside

Laguna XS.2

Laguna XS.2 is a reasoning model from Poolside in the Laguna family. It has 9 scored results in 3 categories. It has no index.

  • Open weights
  • Reasoning
  • Input: text
  • Released 2026-04
UnrankedEnough results for an index.
IndexAll categories, out of 100.UnrankedMedian 51.0
CoverageIndex weight that has results.55%
SpeedOutput tokens per second.—Median 67/s
First tokenSeconds to the first output token.—Median 1.3 s
Input / 1MUS dollars per 1M input tokens.—Median $0.60
Output / 1MUS dollars per 1M output tokens.—Median $2.55
ContextMaximum tokens in one request.256KMedian 262K
EloLMArena rating and rank.—Median 1422

Capabilities

Index per category, out of 100.
Out of 100
AgenticMulti-step tasks with tools.3 counted39.7—
CodingCode writing and repair.4 counted46.3—
ReasoningLogic problems and puzzles.None counted——
MultimodalTasks with images and text.None counted——
KnowledgeFacts and expert knowledge.2 counted29.6—
MultilingualTasks in many languages.None counted——
InstructionTasks with strict prompt rules.None counted——
MathMath problems.None counted——

Results

9 counted
BenchmarkThe benchmark name.ResultThe score from the source.PlacePlace among results on this benchmark.
Software Engineering Benchmark VerifiedCoding69.9%73 / 114
LiveCodeBenchCoding67.8% ±1.194 / 142
Terminal-Bench 2.0 · Vals AIAgentic28.1% ±4.847 / 66
GPQA Diamond · Vals AIKnowledge55.0% ±2.5115 / 135
Vibe Code Bench v1.1Coding5.2% ±2.2108 / 123
MMLU ProKnowledge69.0% ±0.5123 / 135
SWE-bench ProCoding46.3%76 / 83
SWE-benchCoding55.2% ±2.280 / 87
Terminal-Bench 2.1 · Vals AIAgentic25.8% ±3.073 / 75
Terminal-Bench 2.0 · BenchLMAgentic35.7%40 / 41
ProgramBenchCoding0.0%34 / 65
CorpFin v2Finance56.3% ±1.089 / 131
LegalBenchLegal71.0% ±0.6121 / 149
TaxEval v2Finance59.0% ±1.0132 / 143
MedScribeHealthcare61.4% ±2.3104 / 109
Finance Agent (v2)Finance15.6% ±0.378 / 79
Legal Research BenchLegal1.0% ±0.789 / 90
MedCodeHealthcare21.3% ±1.7105 / 106
Public Benefits Bench v1.1Public benefits41.4% ±1.350 / 50

Sources

BenchLMCC BY-NC 4.0Vals AINo licence stated

Questions

What is the context window of Laguna XS.2?
256K tokens.
Is Laguna XS.2 open source?
Yes. Its weights are published.
When was Laguna XS.2 released?
April 2026.

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Laguna M.1UnrankedLaguna XS 2.1UnrankedLaguna S 2.1Unranked