Prove the lift · AI model performance evaluation

claude-opus-4-8 vs mistral-large

+15-point lift for claude-opus-4-8 on support-ticket-triage

Test summary

This benchmark evaluates claude-opus-4-8 against mistral-large on the support-ticket-triage v1 dataset (5 rows), scored by an LLM-as-judge (llama-3.1-8b). claude-opus-4-8 reached a 47% pass rate versus 32% for mistral-large — a +15-point lift.

Base model
mistral-large
via mistral · 32% pass rate
Refined model
claude-opus-4-8
via anthropic · 47% pass rate · 3.3s p95
Base pass rate
32%
Refined pass rate
47%
Refined p95
3.3s
Est. tokens saved
9.9K
+0pts
refined beats base on 5 rows
0%
Base model
0%
Invoked-refined
1 improved1 regressed3 unchanged

Per-row results

1Extract the affected order id from a free-text complaint100%100%0
2Detect churn-risk sentiment in a renewal thread100%100%0
3Summarize a 12-message thread into a one-line disposition100%100%0
4Priority-tag an outage report vs a feature question0%100%+100
5Route a multi-part ticket to the correct queue100%0%-100
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