From the source
From the source
GPT-5.4 now available in Harvey for legal tasks.
Harvey made GPT-5.4 available in its platform.
The model, OpenAI's latest frontier model, scored 91.0% on Harvey's BigLaw Bench evaluation suite, up from GPT-5.2's 89.8%, with perfect scores on risk assessment and compliance tasks.
It will roll out to eligible US and EU clients in the coming days, with AU availability to follow.
From the source
On our BigLaw Bench evaluation suite, GPT-5.4 scored 91.0% — a step up from GPT-5.2’s score of 89.8%. The model received perfect scores for BLB’s risk assessment and compliance tasks; with deal management, drafting, and analysis of litigation filings as additional standout areas.
harvey.ai
