AI models for legal professionals

For lawyers, open models help review contracts, flag risky clauses, summarize documents and search internal document bases. Local deployment removes the question of sharing confidential materials with third parties. Check how well the model handles legal language in your jurisdiction, context length and the license terms.

49 open model families in this collection.Updated 22 Sep 2026Open the full catalog with filters
TextOllama2023–2026

DeepSeek

DeepSeek · China

DeepSeek's flagship line: from the first 7B/67B to V4-Pro with 1.6 trillion parameters. Closed-model quality under an open MIT license; V4-Flash-Vision-Exp and V4.1-Flash understand images, context up to 1M tokens.

  • Employee assistant on your own server
  • Analysis of long contracts and reports
  • Agents that work with tools and APIs
Sizes
7B – 1.6T-A49B
Hardware
from: Laptop
Commercial use allowedDetails
TextRU2024–2026

GigaChat

Sber · Russia

Sber open models with strong Russian language support and local context, from 10B-A1.8B to 702B, all MIT. GigaChat3.1-Audio handles recordings up to two hours; GFusion is a fast diffusion text version.

  • Russian-language employee assistant on your own server
  • Customer replies and request handling in Russian
  • Working with contracts and internal policies
Sizes
10B-A1.8B – 702B-A36B
Hardware
from: Laptop
Commercial use allowedDetails
Visual document searchGGUF2026

EVIE

Tencent · China

Tencent models based on Qwen3.5 for searching scans and PDFs as images. According to the model card, among the top of the ViDoRe leaderboard at release.

  • Search across scans and PDFs without OCR
  • RAG over reports with tables and charts
  • Search across document archives
Sizes
4.5B – 8B
Hardware
from: 1 GPU
Commercial use allowedDetails
Documents and OCR2026

jina-ocr-v1

Jina AI · Germany

Document parsing in a single model: a whole page becomes Markdown - text in correct reading order, tables and formulas in LaTeX. Built on DeepSeek-OCR, with only 0.6B of its 3.4B parameters active.

  • Converting scans and PDFs to Markdown
  • Recognizing tables and formulas
  • Parsing invoices, acts and reports
Sizes
3.4B-A0.6B
Hardware
from: 1 GPU
Non-commercial onlyDetails
Deepfake detection2023–2026

TrustMark

Adobe Research and University of Surrey · USA

An image watermark for arbitrary resolutions built for the Content Authenticity Initiative: it can both apply a mark and remove one. The detector errs in both directions - a human reviews the output.

  • Marking images on the way out of your own pipeline
  • Checking the provenance of a submitted image
  • Linking with content provenance metadata
Sizes
model types Q and P with different mark capacity
Hardware
from: Laptop
Commercial use allowedDetails
TextRUOllama2024–2026

Cohere Command

Cohere · Canada

Business models: document search with source citations, tool calling, many languages. Command A+ (2026) was the first under Apache 2.0, followed by the North line: code, translation and compact vision.

  • Knowledge-base answers with source citations
  • Agents that work with internal systems
  • Translation and correspondence in different languages
Sizes
2.5B – 218B-A25B
Hardware
from: Laptop
Commercial use with conditionsDetails
Text analysis2024–2026

GLiNER

Urchade Zaratiana and Fastino AI · France / USA

Finds the entities you need in text without training: just list what to look for (name, amount, date). GLiNER2 also classifies text. Multilingual versions understand Russian.

  • Extracting names, amounts and dates from emails and contracts
  • Parsing requests into CRM fields
  • Classifying requests by topic
Sizes
about 50M to 500M
Hardware
from: Laptop
Commercial use allowedDetails
TextRU2024–2026

T-Pro / T-Lite

T-Bank · Russia

T-Bank models fine-tuned from Qwen for Russian: they write and reason in Russian noticeably better than the original. T-Lite is 8B, T-Pro 32B on one GPU; T-Search is a multi-step search agent in Russian and English.

  • Russian-language support chatbot
  • Analysis of requests and documents in Russian
  • Answers based on the company knowledge base
Sizes
7B – 36B-A3B
Hardware
from: Laptop
Commercial use allowedDetails
Documents and OCRRU2024–2026

Surya OCR

Datalab · USA

A compact OCR toolkit from the makers of Marker and Chandra: text recognition, page layout, reading order and tables. Surya OCR 2 (650M) also runs on a CPU; Russian scored 88.8% in benchmarks.

  • Recognizing scans and PDFs, including in Russian
  • Page layout: headings, tables, images, reading order
  • Recognizing tables by rows and columns
Sizes
up to 650M
Hardware
from: Laptop
Commercial use with conditionsDetails
TextRUGGUF2025–2026

MiniMax

MiniMax · China

Large MoE models with very long context (up to 1M tokens for Text-01 and M3). M3 is multimodal and understands images. Licenses differ greatly from version to version.

  • Analysis of large document archives in a single request
  • Agents with tools
  • Help for developers
Sizes
230B-A10B – 456B-A46B
Hardware
from: Cluster
Commercial use with conditionsDetails
Moderation and safety2024–2026

GLiNER-PII

GLiNER community (Fastino, Knowledgator, NVIDIA and others) · USA

Small GLiNER-based models for finding personal data: passports, phone numbers, accounts, addresses. Data types are set in words. Russian is not officially supported.

  • Masking personal data before cloud AI
  • Finding passport data and bank details in documents
  • Checking data exports for leaks
Sizes
about 200M to 500M
Hardware
from: Laptop
Commercial use allowedDetails
Documents and OCR2026

Unlimited-OCR

Baidu · China

Baidu's OCR model building on DeepSeek-OCR ideas: processes multi-page documents and PDFs in a single pass and outputs structured text. Claimed to be multilingual, but the language list is not published.

  • Converting multi-page PDFs and scans to text and Markdown
  • Recognizing contracts, invoices and reports
  • Preparing document archives for search and RAG
Sizes
3.3B
Hardware
from: Laptop
Commercial use allowedDetails
Documents and OCRRUGGUF2025–2026

PaddleOCR-VL

Baidu (PaddlePaddle) · China

A compact document parsing model from the popular PaddleOCR toolkit. Per the model card it supports 109 languages, including Russian; version 1.6 leads the OmniDocBench benchmark.

  • Recognising invoices, contracts and delivery notes, including in Russian
  • Recognising tables, formulas and stamps
  • Converting scans to Markdown and JSON
Sizes
0.9B
Hardware
from: Laptop
Commercial use allowedDetails
Documents and OCRGGUF2025–2026

MinerU

Shanghai AI Laboratory (OpenDataLab) · China

A popular open tool for converting PDFs to Markdown with its own small model. MinerU2.5-Pro was improved through data alone, without growing in size. Languages on the card: Chinese and English.

  • Converting PDF reports and contracts to Markdown
  • Recognising tables and formulas
  • Preparing documents for RAG and search
Sizes
0.9B – 1.2B
Hardware
from: Laptop
Commercial use allowedDetails
Moderation and safety2026

OpenAI Privacy Filter

OpenAI · USA

Finds and hides personal data: names, addresses, phone numbers, emails, account numbers, passwords. Runs even in the browser. Trained mostly on English.

  • Removing personal data from text before sending it to cloud AI
  • Finding passwords and keys in texts
  • Anonymizing correspondence for analytics
Sizes
1.5B (50M active)
Hardware
from: Laptop
Commercial use allowedDetails
Text analysisOllama2024–2026

NuExtract

NuMind · France

Models for template-based data extraction: give it a document or scan and a JSON field template, get a filled-in JSON back. NuExtract3 (4B) also converts scans to Markdown.

  • Extracting company details, amounts and dates from invoices and contracts into JSON
  • Parsing receipts, waybills and forms against a set template
  • Converting scans to Markdown for search
Sizes
0.5B – 8B
Hardware
from: Laptop
Commercial use allowedDetails
Search and RAGGGUF2025–2026

Octen Embedding

Octen · USA / Singapore

Qwen3-Embedding models fine-tuned by the startup Octen for search in legal, financial and medical texts. As of January 2026 the 8B version topped the RTEB leaderboard.

  • Search across contracts and case law
  • Search across financial reports
  • Search across long documents up to 32K tokens
Sizes
0.6B – 8B
Hardware
from: Laptop
Commercial use allowedDetails
TextRU2024–2026

Meno (Иван Бондаренко)

Ivan Bondarenko (bond005), Novosibirsk State University · Russia

Russian-language models for working with documents rather than chatting: knowledge-base answers, extraction of entities and facts from Russian text, long context.

  • Answers to questions based on internal documents
  • Extracting names, dates and amounts from contracts
  • Short summaries of long Russian texts
Sizes
1.5B – 7.6B
Hardware
from: Laptop
Commercial use allowedDetails
Speech to textRUGGUF2025–2026

Voxtral

Mistral AI · France

Mistral's speech models: they understand audio, transcribe and answer questions about a recording. The Realtime version recognizes speech live and supports Russian; speech synthesis is also available.

  • Transcribing and summarizing recordings
  • Asking questions about audio
  • Real-time recognition
Sizes
3B – 24B
Hardware
from: Laptop
Commercial use with conditionsDetails
Documents and OCRRUGGUF2025–2026

Chandra OCR

Datalab · USA

A strong OCR model from the authors of Marker and Surya: handwriting, forms, tables. Per the model card it supports 90+ languages, with Russian among the examples.

  • Recognising invoices, contracts and delivery notes, including in Russian
  • Recognising handwritten forms and questionnaires
  • Recognising complex tables
Sizes
5B – 9B
Hardware
from: Laptop
Commercial use with conditionsDetails
Search and RAGRU2026

Harrier (harrier-oss)

Microsoft · USA

Microsoft's 2026 multilingual embeddings with context up to 32K tokens; Russian is on the language list. The 270M and 0.6B versions run on a regular server, 27B is the most accurate.

  • Multilingual knowledge base search
  • Picking passages for RAG
  • Search across long documents
Sizes
270M – 27B
Hardware
from: Laptop
Commercial use allowedDetails
TextGGUF2024–2026

Jamba

AI21 Labs · Israel

A hybrid of Transformer and Mamba with a window of up to 256K tokens: handles long documents faster than conventional models. Jamba2 focuses on accurate, source-based answers.

  • Answers based on long policies and contracts
  • Knowledge-base search (RAG)
  • Summaries of large documents
Sizes
3B – 398B-A94B
Hardware
from: Laptop
Commercial use with conditionsDetails
Deepfake detection2024–2025

VideoSeal

Meta · USA

A watermark for video and images that survives re-encoding and cropping. The detector errs in both directions: a missing mark does not prove a forgery, and finding one is a reason for a human to check.

  • Marking video created or processed by AI
  • Finding your own mark in re-uploaded clips
  • Protecting ad materials from being reused as someone else's
Sizes
a mark of 96 to 1024 bits
Hardware
from: Laptop
Commercial use allowedDetails
Rerankers2025

zerank (ZeroEntropy)

ZeroEntropy · USA

Rerankers built on Qwen3. The model card lists the target domains — finance, law, code, medicine, science; the stated language is English.

  • Refining results before an AI assistant answers
  • Sorting search results across contracts and reports
  • Search across technical and scientific documentation
Sizes
zerank-2 — 4B (based on Qwen3-4B), plus a smaller "small" version
Hardware
from: Laptop
Commercial use allowedDetails
Documents and OCRRUGGUF2025

Nanonets-OCR

Nanonets · USA / India

A model that converts documents to Markdown with tables, stamps, signatures, checkboxes and watermarks. The OCR2 model card lists Russian among its languages.

  • Recognising invoices, contracts and delivery notes, including in Russian
  • Recognising stamps, signatures and marks
  • Handwriting recognition
Sizes
1.5B – 3B
Hardware
from: Laptop
Commercial use with conditionsDetails
Documents and OCR2025

SmolDocling и Granite-Docling

IBM and Hugging Face · USA

Tiny models for the open Docling document converter: they turn a page into markup with tables, formulas and code. Run on an ordinary laptop.

  • Converting PDFs and scans to Markdown for search and RAG
  • Recognising tables in reports
  • Processing invoices and contracts on an ordinary PC
Sizes
256M – 258M
Hardware
from: Laptop
Commercial use allowedDetails
Voice: speakers and sound2022–2025

pyannote (диаризация)

pyannoteAI (Hervé Bredin) · France

The most widely used open tool for splitting a recording by speaker: who spoke and when. Usually paired with speech recognition. Weights are issued after a short form on HF.

  • Tagging calls: which part is the agent, which is the customer
  • Meeting minutes with speaker labels
  • Preparing recordings for transcription and analysis
Sizes
a few million parameters
Hardware
from: Laptop
Commercial use allowedDetails
Deepfake detection2023–2025

RADAR

IBM Research and The Chinese University of Hong Kong · USA

An AI-text detector trained together with a paraphraser: it was deliberately taught not to give up when the text has been rewritten. It errs in both directions; a human reviews the output.

  • Checking texts that may have been rewritten after generation
  • First-pass filtering in a newsroom or admissions office
  • Comparison against simpler detectors
Sizes
about 355M (RoBERTa-large)
Hardware
from: Laptop
Commercial use with conditionsDetails
TextGGUF2025

Seed-OSS

ByteDance · China

An open ByteDance 36B model with up to 512K tokens of context and an adjustable thinking budget. Fits on a single powerful GPU.

  • Analysis of long documents
  • Agents with tools
  • Corporate assistant
Sizes
36B
Hardware
from: 1 GPU
Commercial use allowedDetails
Visual document search2024–2025

ColPali / ColQwen

Illuin Technology (ViDoRe team) · France

Searches PDFs and scans as images: pages do not need to be OCR'd first, the model finds the right one for a question directly, including tables and charts. Trained on English.

  • Search across scans, presentations and PDFs
  • RAG over documents with tables and charts
  • Search across technical documentation
Sizes
256M – 3B
Hardware
from: Laptop
Commercial use with conditionsDetails
Deepfake detection2024–2025

Watermark Anything (WAM)

Meta · USA

An image watermark that can be applied to individual regions: the model shows which part of the image is marked. It errs in both directions - a human reviews the result.

  • Marking generated and edited images
  • Finding a marked fragment inside a collage
  • Tracking which parts of a picture were made by AI
Sizes
a mark encoder and decoder for images
Hardware
from: Laptop
Commercial use allowedDetails
TextOllama2025

DeepSeek-R1

DeepSeek · China

A reasoning model that thinks step by step before answering. Strong at calculations, logic and code; compact distilled versions are available.

  • Complex calculations and logic checks
  • Analysis of contracts and internal policies
  • Help for developers
Sizes
1,5B – 671B
Hardware
from: Laptop
Commercial use allowedDetails
Deepfake detection2022–2025

TruFor

GRIP, University Federico II of Naples · Italy

Finds traces of editing and shows on a map which regions of an image look altered: suitable for scans of contracts, certificates and photos of documents. It errs in both directions - a person decides.

  • Checking scans of certificates and contracts for edits
  • Highlighting altered photo regions for an expert
  • Filtering out obviously redrawn documents before manual review
Sizes
a transformer model producing a map of suspicious regions
Hardware
from: 1 GPU
Non-commercial onlyDetails
Rerankers2023–2025

ColBERT (поиск с поздним взаимодействием)

Stanford NLP, later Answer.AI and LightOn · USA and France

A different search principle: every word of the question is compared with every word of the document, not the two texts as a whole. The index is heavier than with ordinary embeddings. The model cards list English.

  • Search across a knowledge base of long documents
  • Reordering retrieved passages
  • Search across policies and technical documentation
Sizes
about 33M – 150M
Hardware
from: Laptop
Commercial use with conditionsDetails
Speech to textRUGGUF2022–2025

Whisper

OpenAI · USA

Speech recognition in 99 languages, including Russian. The de facto standard for transcribing calls and meetings. Hugging Face's faster Distil-Whisper is English only.

  • Transcription of calls and video meetings
  • Video subtitles
  • Voice messages to text
Sizes
39M – 1,5B
Hardware
from: Laptop
Commercial use allowedDetails
Math and reasoningOllama2024–2025

QwQ

Qwen (Alibaba) · China

Qwen's first open reasoning model: it thinks step by step before answering and comes close to DeepSeek-R1 on maths tasks with only 32B parameters.

  • Calculations and formula checks
  • Complex analytics with step-by-step breakdowns
  • Checking the logic of contracts and internal policies
Sizes
32B
Hardware
from: 1 GPU
Commercial use allowedDetails
Visual document search2025

Nomic Embed Multimodal / ColNomic

Nomic AI · USA

Search across PDF pages and scans as images. The cards list English, Italian, French, German and Spanish — Russian is not among them.

  • Search across an archive of scans and PDFs
  • Search across tables and diagrams inside documents
  • Picking pages for an AI assistant answer
Sizes
3B and 7B
Hardware
from: 1 GPU
Commercial use with conditionsDetails
Visual document search2025

LlamaIndex vdr

LlamaIndex · USA

A small model for searching document pages as images, from the team behind a popular RAG framework. The card lists English, Italian, French, German and Spanish.

  • Search across scans and PDFs without OCR
  • Search across invoices, acts and contracts
  • Picking pages for an AI assistant answer
Sizes
2B (based on Qwen2-VL)
Hardware
from: 1 GPU
Commercial use allowedDetails
Visual document search2024

MonoQwen2-VL (LightOn)

LightOn · France

A reranker for document pages as images: after a visual search it reorders the found pages by how well they answer the question. The card does not state the languages.

  • Refining search results over scans and PDFs
  • Selecting pages before an AI assistant answers
  • Sorting retrieved slides and reports
Sizes
2B (based on Qwen2-VL)
Hardware
from: 1 GPU
Commercial use allowedDetails
Moderation and safety2024

Piiranha

iiiorg · not disclosed

A popular detector of 17 types of personal data in six European languages. No Russian and a non-commercial license: suitable for trials and research.

  • Finding personal data in texts
  • Comparing the quality of PII detectors
Sizes
278M
Hardware
from: Laptop
Non-commercial onlyDetails
Visual document search2024

DSE (Document Screenshot Embedding)

University of Waterloo, Tevatron project · Canada

Searches page screenshots: the page is not OCRed but turned into a single vector, so the index is more compact than with late-interaction models. The card lists English and French.

  • Search across scans and PDFs without OCR
  • Search across presentations and reports with complex layouts
  • Picking pages for an AI assistant answer
Sizes
2B (based on Qwen2-VL)
Hardware
from: 1 GPU
Commercial use allowedDetails
Fact-checking and judgesOllamaNot maintained2024

MiniCheck

UT Austin and Bespoke Labs · USA

Checks whether each claim in an AI answer is supported by the source documents. The small versions are free; the larger 7B is in Ollama but non-commercial.

  • Checking RAG bot answers against documents
  • Finding unsupported claims in reports and summaries
  • Automated quality control of AI answers
Sizes
0.4B – 7B
Hardware
from: Laptop
Commercial use with conditionsDetails
Fact-checking and judgesNot maintained2023–2024

HHEM (Vectara)

Vectara · USA

A small model that checks whether an AI answer is grounded in the source text or made up. Runs on a CPU and works well as a filter in RAG systems.

  • Checking knowledge base chatbot answers for fabrications
  • Quality control of document summaries
  • Comparing language models by their tendency to make errors
Sizes
110M
Hardware
from: Laptop
Commercial use allowedDetails
RerankersGGUFNot maintained2023–2024

BGE Reranker

BAAI (Beijing Academy of Artificial Intelligence) · China

Rerankers: they take passages found by search and reorder them by how well they actually match the question. v2-m3 is multilingual and lightweight, often paired with bge-m3.

  • Refining search results before a chatbot answers
  • Sorting knowledge base search results
  • Selecting the most relevant clauses of contracts and policies
Sizes
278M – 9B
Hardware
from: Laptop
Commercial use allowedDetails
FinanceNot maintained2024

Palmyra-Fin

Writer · USA

A large model for financial documents with a context window of about 131k tokens: it holds long reports whole. Not investment advice: decisions are made by a specialist.

  • Working with long annual reports and prospectuses
  • Summaries and digests of financial documents
  • Finding answers inside a large document pack
Sizes
70B (the model card states 72 billion parameters)
Hardware
from: Cluster
Commercial use with conditionsDetails
TextNot maintained2024

SaulLM

Equall · France

Language models for legal texts, fine-tuned on US and European legal corpora (based on Mistral and Mixtral). English only.

  • Reviewing English-language contracts
  • Spotting risks and non-standard terms
  • Drafting legal memos
Sizes
7B – 141B
Hardware
from: Laptop
Commercial use allowedDetails
Deepfake detectionNot maintained2023–2024

IML-ViT

Sichuan University and co-authors · China

An open model for finding forgeries in images: it outputs a pixel-level mask of altered regions. It errs in both directions; its map is a hint for an expert, not proof of a forgery.

  • Finding pasted and erased fragments in photos
  • Checking document scans for edits
  • A baseline when comparing manipulation-localization models
Sizes
a Vision Transformer based model
Hardware
from: 1 GPU
Commercial use allowedDetails
Search and RAGRUOllamaNot maintained2024

BGE-M3

BAAI · China

A model for meaning-based search in about a hundred languages. The core of RAG: the bot finds the right part of a document before answering.

  • Search across a document base
  • RAG for a chatbot
  • Finding similar requests and duplicates
Sizes
568M
Hardware
from: Laptop
Commercial use allowedDetails
Text analysisNot maintained2020–2022

LayoutLM (v1–v3, LayoutXLM)

Microsoft · USA

Classic document understanding models: they take into account the text, its position on the page and the image. They are fine-tuned to extract fields from forms and receipts. Only the first version is free for commercial use.

  • Extracting fields from questionnaires, forms and receipts after fine-tuning
  • Classifying document types
  • Answering questions about a scanned page
Sizes
about 110M – 370M
Hardware
from: Laptop
Commercial use with conditionsDetails

Collections

Need a model for your task?

An open model can run on your own server: data stays in-house, there is no per-request fee, and the model can be fine-tuned on your documents.

  1. SelectThe model and size for your task and hardware budget
  2. DeployOn your server or in a closed network, with an API
  3. Fine-tuneOn your data, or connect a knowledge base
  4. IntegrateInto your CRM, ERP, bot, website or team chat
Discuss deployment