Prove the lift · AI model performance evaluation

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

+2-point lift for claude-opus-4-8 on medical-coding-extract

Test summary

This benchmark evaluates claude-opus-4-8 against claude-opus-4-6 on the medical-coding-extract v3 dataset (5 rows), scored by an LLM-as-judge (llama-3.1-8b). claude-opus-4-8 reached a 54% pass rate versus 52% for claude-opus-4-6 — a +2-point lift.

Base model
claude-opus-4-6
via anthropic · 52% pass rate
Refined model
claude-opus-4-8
via anthropic · 54% pass rate · 2.4s p95
Base pass rate
52%
Refined pass rate
54%
Refined p95
2.4s
Est. tokens saved
8.9K
+0pts
refined beats base on 5 rows
0%
Base model
0%
Invoked-refined
3 improved0 regressed2 unchanged

Per-row results

1Map a discharge summary to the primary ICD-10 code0%100%+100
2Extract medication + dosage from a clinical note0%100%+100
3Determine the correct E/M level from a visit note0%100%+100
4Pull the procedure code from an operative report100%100%0
5Identify a contraindication from a problem list0%0%0
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