Prove the lift · AI model performance evaluation

claude-opus-4-6 vs claude-opus-4-8

+19-point lift for claude-opus-4-6 on ecommerce-catalog-norm

Test summary

This benchmark evaluates claude-opus-4-6 against claude-opus-4-8 on the ecommerce-catalog-norm v2 dataset (5 rows), scored by an LLM-as-judge (llama-3.1-8b). claude-opus-4-6 reached a 49% pass rate versus 30% for claude-opus-4-8 — a +19-point lift.

Base model
claude-opus-4-8
via anthropic · 30% pass rate
Refined model
claude-opus-4-6
via anthropic · 49% pass rate · 1.6s p95
Base pass rate
30%
Refined pass rate
49%
Refined p95
1.6s
Est. tokens saved
2.8K
+0pts
refined beats base on 5 rows
0%
Base model
0%
Invoked-refined
0 improved0 regressed4 unchanged

Per-row results

1Normalize a free-text size into a standard enum0%0%0
2Classify a listing into the right category node100%100%0
3Deduplicate two near-identical SKUs100%100%0
4Extract material + color from a product title100%100%0
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