Prove the lift · AI model performance evaluation

gpt-4-turbo vs gpt-4o

+22-point lift for gpt-4-turbo on contract-clause-qa

Test summary

This benchmark evaluates gpt-4-turbo against gpt-4o on the contract-clause-qa v1 dataset (5 rows), scored by an LLM-as-judge (llama-3.1-8b, run locally). gpt-4-turbo reached a 54% pass rate versus 32% for gpt-4o — a +22-point lift.

Base model
gpt-4o
via openai · 32% pass rate
Refined model
gpt-4-turbo
via openai · 54% pass rate · 3.2s p95
Base pass rate
32%
Refined pass rate
54%
Refined p95
3.2s
Est. tokens saved
3.7K
+0pts
refined beats base on 5 rows
0%
Base model
0%
Invoked-refined
1 improved0 regressed4 unchanged

Per-row results

1Identify the governing-law clause and jurisdiction100%100%0
2Find the liability cap and its exceptions100%100%0
3Extract the auto-renewal notice window in days0%0%0
4Determine indemnification scope and carve-outs100%100%0
5Locate the termination-for-convenience terms0%100%+100
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