GPT-4o
OpenAIThe multimodal frontier of AI interaction.
Re-ranked for legal work — weighted toward reasoning, long-context handling and document analysis, with coding and multimodal weighted down.
The multimodal frontier of AI interaction.
Harvey is built on GPT-4o, optimized for legal workflows.
Vast context window and multimodal mastery.
Sophisticated reasoning and ethical AI.
Leading open-source performance.
European powerhouse with strong multilingual skills.
Enterprise-focused RAG and grounding.
Open and accessible Google AI.
A robust and widely adopted workhorse.
Advanced Mixture-of-Experts architecture.
Compact model with surprising power.
The three weights that move the ranking most for lawyers.
Legal analysis hinges on multi-step argumentation, statutory interpretation and edge-case spotting — raw reasoning quality matters more than anything else.
Contracts, case files and discovery sets routinely run hundreds of pages; models with large context windows avoid lossy summarisation.
Clause extraction, redlining and citation lookup require precise structured reading — not creative generation.
Want the full picture? Read the methodology →