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Claude Fable 5 vs Laguna XS 2.1

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Claude Fable 5Laguna XS 2.1

Claude Fable 5Anthropic · 19 in the newsLaguna XS 2.1Poolside

Scores

Intelligence (ECI)161—

Coding100—

Math97—

Reasoning & Knowledge97—

Agentic & Tools97—

Specifications

DeveloperAnthropicPoolside

FamilyClaude—

ReleasedJun 9, 2026Jul 2, 2026

Parameters——

AvailabilityAPI access—

Context window1M262K

Price — $/M input$10.00$0.06

Price — $/M output$50.00$0.12

Inputstext, image, filetext

Outputstexttext

Benchmarks

AIME 2024/2025100%—

APEX45%—

GPQA Diamond93%—

Humanity's Last Exam53%—

SciCode60%—

SimpleBench82%—

SimpleQA Verified68%—

WebDev Arena1654—

WeirdML88%—

τ²-bench99%—

Use-case scores are 0–100 percentile composites across each area’s benchmarks, ranked against every model from the past year. Highlighted cells lead each row. Open a model for the full picture.

Benchmarks & model data from Epoch AI (CC BY); pricing & specs from OpenRouter. ECI = Epoch Capabilities Index.

Claude Fable 5 vs Laguna XS 2.1

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