Prove the lift · AI model performance evaluation
gpt-5 vs grok-4
+9-point lift for gpt-5 on contract-clause-qa
Test summary
This benchmark evaluates gpt-5 against grok-4 on the contract-clause-qa v1 dataset (5 rows), scored by an LLM-as-judge (gpt-4o-mini, run locally). gpt-5 reached a 51% pass rate versus 42% for grok-4 — a +9-point lift.
- Base model
- grok-4
- via xai · 42% pass rate
- Refined model
- gpt-5
- via openai · 51% pass rate · 0.6s p95
Base pass rate
42%
Refined pass rate
51%
Refined p95
0.6s
Est. tokens saved
7.5K
+0pts
refined beats base on 5 rows
0%
Base model0%
Invoked-refined▲2 improved▼1 regressed●2 unchanged
Per-row results
1Locate the termination-for-convenience terms100% → 0%-100
2Identify the governing-law clause and jurisdiction0% → 0%0
3Determine indemnification scope and carve-outs0% → 0%0
4Extract the auto-renewal notice window in days0% → 100%+100
5Find the liability cap and its exceptions0% → 100%+100
Prove the lift on your own data.
Run any two models over your tasks, judged automatically, and see the improvement — in seconds.
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