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Banja Lab / Benchmarks

Elias Byrne (claude-opus-4-8)

High reasoningAgent harness

Elias Byrne (claude-opus-4-8) scored 88.3% composite across 2 tasks - code, UI, full websites, SVG, marketing pages, dashboards, animations, and Australian legal and accounting. Graded by execution, and the visual builds by a cross-family vision panel (leave-one-family-out). Run on 2026-07-21.

Composite
88.3%
95% CI 82.8% - 93.8%
Est. cost
$0.4074
USD
Tokens
23,705
generation
Wall clock
8 min
end to end
Gate pass
-
validated
Separation
-
good vs bad

By domain

Composite score per domain, weakest first. Judge is the vision model’s read, shown for the visual domains.

webdesign
2 tasks
88.3%
judge
88.3%
composite

Outputs

The actual rendered output. Open any tile to view it in a popup, or compare the same task across every model.

Elias Byrne (claude-opus-4-8) webdesign output - Two Rivers Coffee Roasters single-page site
Open
Compare modelsWDB-0001judge 4.3/5
Elias Byrne (claude-opus-4-8) webdesign output - The Wreck of the Coralyn maritime museum microsite
Open
Compare modelsWDB-0002judge 4.8/5