The best AI models for legal work, ranked by quality with bonus points for large context windows (for contracts and case law), reasoning capabilities (for legal analysis)和structured JSON output (for document automation)。
| # | 模型 | 评分 |
|---|---|---|
| 1 | GPT-5.4 ProOpenAI | 94 |
| 2 | GPT-5.4OpenAI | 94 |
| 3 | GPT-5.4 MiniOpenAI | 93 |
| 4 | GPT-5.2 ProOpenAI | 93 |
| 5 | GPT-5.2OpenAI | 93 |
| 6 | Claude Opus 4.6Anthropic | 92 |
| 7 | GPT-5 ProOpenAI | 92 |
| 8 | o3 Deep ResearchOpenAI | 92 |
| 9 | Claude Opus 4.5Anthropic | 90 |
| 10 | GPT-5OpenAI | 90 |
| 11 | Gemini 3 Flash PreviewGoogle | 89 |
| 12 | Claude Sonnet 4.6Anthropic | 89 |
| 13 | Claude Sonnet 4.5Anthropic | 89 |
| 14 | o3 ProOpenAI | 88 |
| 15 | Grok 4.1 FastxAI | 87 |
| 16 | Grok 4.20 BetaxAI | 86 |
| 17 | Grok 4xAI | 86 |
| 18 | Gemini 3.1 Pro PreviewGoogle | 86 |
| 19 | o3OpenAI | 86 |
| 20 | GPT-5.1OpenAI | 85 |
| 21 | MiMo-V2-OmniXiaomi | 85 |
| 22 | MiMo-V2-ProXiaomi | 85 |
| 23 | GPT-5.4 NanoOpenAI | 85 |
| 24 | Seed-2.0-LiteByteDance | 85 |
| 25 | Qwen3.5-9BAlibaba | 85 |
| 26 | Seed-2.0-MiniByteDance | 85 |
| 27 | Gemini 3.1 Pro Preview Custom ToolsGoogle | 85 |
| 28 | GPT-5.3-CodexOpenAI | 85 |
| 29 | Qwen3.5 Plus 2026-02-15Alibaba | 85 |
| 30 | Kimi K2.5Moonshot AI | 85 |
AI models with large context windows (200K+ tokens) can ingest entire contracts, lease agreements, and NDAs in a single prompt. Combined with reasoning capabilities, they identify non-standard clauses, missing provisions, and potential risks - tasks that traditionally take paralegals hours to complete manually.
Models with strong reasoning excel at synthesizing case law, statutes, and regulations. Feed them a legal question with relevant authorities and they can identify precedents, distinguish holdings, and draft research memos - dramatically accelerating the brief-writing process for attorneys.
From demand letters to corporate governance documents, AI models can generate first drafts that follow standard legal formatting. JSON mode enables structured output for template-driven document assembly systems, letting legal teams automate routine filings and correspondence at scale.
Attorney-client privilege and data security are paramount. Open-source models can be self-hosted on-premises, ensuring sensitive client data never leaves your infrastructure. For firms with strict compliance requirements, self-hosted deployment eliminates third-party data processing concerns entirely.
根据我们每小时更新的综合评分，本页顶部显示了排名靠前的模型。排名综合考虑了基准测试、定价、功能和社区采用情况。
是的，本页列出的几款模型提供免费套餐或完全开源。请查看上方定价列中标记为免费的模型。
我们使用综合评分系统，结合基准性能、功能匹配、定价、上下文窗口大小和社区采用情况。评分每小时更新一次。
排名每小时使用基准测试、API测试和社区指标的实时数据刷新。显示的数据始终反映最新的性能。