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Best AI models for legal work

The best and most popular AI models for legal work: summarizing contracts, reviewing clauses, answering legal questions and drafting. Ranked by how widely each model is used for this work; OpenAI: GPT-5.6 Luna currently leads the 17 models below. Every one is available through one OpenAI-compatible API on Hormouz AI, paid in rial.

  1. 1OpenAI: GPT-5.6 LunaOpenAI · text, imagePopularity rank: #1
  2. 2DeepSeek: DeepSeek V4.1 FlashDeepSeek · text, imagePopularity rank: #2
  3. 3OpenAI: GPT-6 LunaOpenAI · text, imagePopularity rank: #3
  4. 4Z.ai: GLM 5.3 FlashZ.ai · text, image, videoPopularity rank: #4
  5. 5Google: Gemini 3.1 Pro PreviewGoogle · text, audio, image, videoPopularity rank: #5
  6. 6DeepSeek: DeepSeek V4 Pro 0813DeepSeek · textPopularity rank: #6
  7. 7OpenAI: gpt-oss-120bOpenAI · textPopularity rank: #7
  8. 8DeepSeek: DeepSeek V4 Flash 0731DeepSeek · textPopularity rank: #8
  9. 9Google: Gemini 3 Flash PreviewGoogle · text, image, audio, videoPopularity rank: #9
  10. 10DeepSeek: DeepSeek V4 Flash 0423DeepSeek · textPopularity rank: #10
  11. 11Google: Gemini 3.8 FlashGoogle · text, image, video, audioPopularity rank: #11
  12. 12Google: Gemini 2.5 Flash LiteGoogle · text, image, audio, videoPopularity rank: #12
  13. 13OpenAI: GPT-6.1 SolOpenAI · text, imagePopularity rank: #13
  14. 14Z.ai: GLM 5.2Z.ai · textPopularity rank: #14
  15. 15Anthropic: Claude Sonnet 5Anthropic · text, imagePopularity rank: #15
  16. 16Anthropic: Claude Haiku 5.5Anthropic · text, imagePopularity rank: #16
  17. 17Anthropic: Claude Sonnet 4.6Anthropic · text, imagePopularity rank: #17

FAQ

What is the best AI for legal work?
By how widely models are used for legal work, OpenAI: GPT-5.6 Luna currently ranks first among the 17 models listed here. All of them are reachable through one OpenAI-compatible API on Hormouz AI.
How are these models ranked?
By global usage for legal work: the rank shows how popular each model is for this kind of work. For raw capability, compare benchmark scores on each model page.
Can AI be used to review contracts?
Try two or three of the top models on your own examples: on Hormouz you switch models by changing one word in the request, with the same key and balance.
Can I use these models from Iran?
Yes. Hormouz AI works inside Iran without a VPN or a foreign card; you pay in rial and use one key for every model.

Updated 2026-10-13