Top 10 AI Tools Every Legal Professional in Brazil Should Know in 2025

Legal practice in Brazil in 2025 demands AI literacy: nationwide investments in AI and generative projects are forecast to exceed BRL 13 billion and the federal PBIA channels another BRL 23 billion to infrastructure and language-model work, while Bill No.

2,338/2023 (still under congressional review) pushes a risk‑based regime alongside LGPD data rules and ANPD guidance - so lawyers must balance innovation with client confidentiality, explainability, and procurement safeguards; courts and public prosecutors are already piloting AI to tackle bottlenecks (Brazil faced over 82 million pending cases), and OAB and regulators have issued early ethical guardrails.

That mix of rapid adoption, regulatory uncertainty, and huge efficiency upside makes practical up‑skilling essential for Brazilian counsel - see the detailed Brazil AI landscape and regulatory rundown from Chambers (Chambers Guide: Brazil AI legal framework and investments (2025)) - and consider hands‑on workplace training like Nucamp's Nucamp AI Essentials for Work syllabus to turn risks into defensible, productive practice changes.

AI Essentials for Work - Key Details	Information
Description	Gain practical AI skills for any workplace; use AI tools, write effective prompts, apply AI across business functions.
Length	15 Weeks
Courses included	AI at Work: Foundations; Writing AI Prompts; Job Based Practical AI Skills
Cost	$3,582 (early bird); $3,942 afterwards - paid in 18 monthly payments
Syllabus	Nucamp AI Essentials for Work syllabus
Registration	Register for AI Essentials for Work (Nucamp)

Selection prioritized tools that speak directly to Brazil's 2025 reality: regulatory alignment with LGPD and the incoming risk‑based AI regime, demonstrable firm pilots in Portuguese‑language practice, and enterprise controls that keep client data defensible.

Preference was given to platforms cited in the practice literature for Brazil's AI landscape (see the Chambers Brazil AI guide for the legal and procurement context) and to vendors already trialled by firms - real‑world examples include Melo Alves' use of Affine to marry public sources with internal files and surface “critical information” for pleadings, and Portuguese firm pilots that stress confidentiality and tailored use cases.

Practicality mattered: tools that speeded research from hours to minutes, offered vendor warranties or data‑governance features, and supported Portuguese (Brazil) workflows were ranked higher, while those lacking audit trails or local compliance framing were downgraded.

Selection Criterion	Evidence / Source
Regulatory & procurement fit (LGPD, Bill 2,338)	Chambers Brazil AI 2025 practice guide on trends and developments
Real‑world firm pilots and quality gains	Iberian Lawyer article: Melo Alves integrates Affine into legal practice
Enterprise security & sector‑specific use cases	PLMJ announcement: PLMJ and Legau Portuguese legal AI assistant

“Integrating public sources with our internal documents proved particularly valuable, helping us find critical information for drafting pleadings and appeals that we might otherwise have missed. With Affine we have been able not only to be more efficient in essential tasks such as research, but also to raise the quality of the content produced, guaranteeing a real competitive advantage.” - Tiago Melo Alves, managing partner

For Brazilian practitioners who need fast, defensible research and contract review, Vincent AI from vLex pairs country-specific depth with enterprise controls: vLex's Brazil collection offers a single AI workspace over 40,000,000+ Brazilian documents (case law, legislation, official gazettes, books and forms) while Vincent's legal workflows - Ask a Research Question, Analyze a Contract, Redline Analysis, and litigation intelligence - deliver fully cited memos, clause flags and judge or firm profiles tailored to Brazil's system; the platform even adds multimodal audio/video analysis (court recordings can be transcribed and analyzed in roughly 2–3 minutes) so “hours of work” often become minutes.

Independent benchmarks cited by vLex report a minimum 38% productivity gain and higher reliability than generic LLMs, and enterprise features like SOC 2, ISO 27001 and zero‑retention arrangements aim to help protect client data during AI-assisted tasks.

See Vincent's feature overview or explore vLex's Brazil coverage to evaluate how a jurisdictional AI workflow could fit firm risk controls and LGPD-conscious procurement.

Vincent AI legal research product page · vLex Brazil legal coverage - Brazilian legal documents

Key fact	Detail
Brazil coverage	40,000,000+ Brazilian legal documents (cases, legislation, official gazettes)
Productivity	Independent benchmarking: ≥38% faster across workflows
Security	SOC 2, ISO 27001, zero‑retention agreements with LLM providers
Multimodal	Audio/video transcription & analysis (most files in ~2–3 minutes)

“vLex continues to impress me with the speed with which they innovate and iterate. Vincent was the first with GenAI-powered 50-state surveys, multi-modal capabilities, international legal research, and a legal argument-builder. The hits keep on coming.” - Evan Shenkman, Chief Knowledge and Innovation Officer, Fisher Phillips

CoCounsel from Thomson Reuters is built for lawyers who need citation‑backed research and defensible drafting - features that matter for Brazilian teams handling cross‑border disputes, regulatory work, or complex transactional files; its Deep Research and Practical Law playbooks promise multistep, explainable research grounded in trusted content, while Word and DMS integrations let teams embed hyperlinks and authority‑status checks directly into drafts so a task that once took an hour can be compressed to minutes.

Agentic workflows automate repeatable legal projects (research plans, document analysis, contract playbooks) with audit trails and human oversight, helping firms marry speed with verifiability; explore the Thomson Reuters CoCounsel product page or the Thomson Reuters CoCounsel Legal features and Deep Research to see how citation‑backed outputs and document comparison tools could fit firm controls and client demands.

Thomson Reuters CoCounsel product page · Thomson Reuters CoCounsel Legal features and Deep Research

Key metric	Detail
Document speed	2.6x faster on review and drafting (Thomson Reuters customer data)
Research accuracy	85% of users find more key information with advanced review tools
Agentic workflows	Deep Research and guided multi‑step workflows for end‑to‑end tasks

“Agentic AI isn't a marketing buzzword. It's a new blueprint for how complex work gets done.” - David Wong, Thomson Reuters Chief Product Officer

For Brazilian firms and in‑house teams that handle US exposure - whether defending a cross‑border patent suit, advising a client with US operations, or budgeting litigation risk - Lex Machina brings courtroom intelligence that turns instinct into evidence: its Legal Analytics platform (backed by Protégé generative analytics) mines judges, courts, counsel and party histories so teams can map motion success, typical time‑to‑resolution, damages trends and venue behavior instead of guessing; the 2025 Damage Awards Report and the Litigation Footprint enhancements show how damages and party‑level litigation histories shift strategy, helping counsel draft settlement windows, vet outside firms, or forecast trial budgets with data rather than anecdotes.

That means a Brazilian litigator preparing for a US forum can quickly compare opposing counsel's track record, see which judges favor particular findings, and model timing milestones to protect client costs - small data points that save millions in surprises.

Explore the Lex Machina product overview or download the 2025 damages report to see how courtroom metrics can inform cross‑border strategy. Lex Machina legal analytics product overview · Lex Machina 2025 Damage Awards Litigation Report · Litigation Footprint deep insights overview

Key fact	Detail
Database scale	45M+ customer documents across 10M+ cases; 8K+ judges, 6K+ experts
Core strengths	Judge & court analytics, party & counsel footprints, timing events, damages analytics
Generative feature	Protégé - AI assistant for complex, data‑driven queries

“If I was at Google today, I would be using the type of data Lex Machina can deliver to select and manage outside counsel, and I would want all my outside law firms to be using it.” - Miriam Rivera, Former Deputy GC, Google

Relativity aiR is the generative-AI layer that makes large-scale eDiscovery feel less like guesswork and more like a scripted playbook for Brazilian teams: within RelativityOne, aiR for Review can classify millions of documents fast, surface “hot” exhibits, and display clear rationales and citations on a dashboard so reviewers see why a doc was flagged (Relativity's product page shows wins such as 1M documents in 18 days and large recall gains).

That speed comes with trade-offs that matter in Brazil's LGPD era - prompt engineering and careful sample selection are essential to get defensible outputs, multimodal files (images, spreadsheets) often need manual handling, and Sandline's lab notes warn of practical limits like a 150 kB per‑document ceiling and per‑analysis costs plus the need to port aiR coding into saved searches for downstream workflows.

Use aiR in tandem with aiR for Privilege and aiR for Case Strategy for a full review-to-trial pipeline, but budget for iterative validation and QC so speed doesn't undercut accuracy; read Relativity's overview and an independent take from Sandline to plan adoption thoughtfully.

Relativity aiR for Review official product page · Sandline independent review of Relativity aiR for Review

“aiR is an open door to pay more attention to the discovery process and the documents that you're analyzing throughout that process. It also allows lawyers who are going to be using those documents for downstream use cases to go ahead and think about those earlier in the process, as they're coding for responsiveness, depo prep, and the documents they need to prove their claims or defenses. And finally, it helps them with privilege questions that can be very complex and very expensive.” - Alison Grounds, Managing Partner, Troutman Pepper Locke eMerge

Luminance brings a “legal‑grade” AI playbook to contract-heavy work in Brazil, turning slow, manual review into rapid, defensible action: its AI detects anomalies across 1,000+ out‑of‑the‑box legal concepts, powers an Ask Lumi chatbot for instant Q&A and automated redrafts, and lets non‑legal teams run a first‑pass Self‑Serve review of third‑party contracts so in‑house counsel can focus on higher‑risk issues; the platform is language‑agnostic and integrates into MS Word, Outlook and common VDRs, which helps Portuguese‑language teams keep workflows local while leaning on global security (ISO27001) and auditability.

Real-world metrics are vivid - customer stories cite response times cut from 7 days to 5 minutes and 50–90% time or cost savings on reviews - making Luminance a practical option where LGPD‑aware procurement, clause standardisation and rapid post‑signature risk monitoring matter.

See Luminance's product overview and book a demo to evaluate how its Legal‑Grade™ approach fits firm controls and automation goals in Brazil. Luminance legal AI product page · Luminance Legal‑Grade™ AI overview

Key fact	Detail
Concepts recognised	1,000+ out‑of‑the‑box legal concepts
Notable outcomes	Response time cut from 7 days to 5 minutes; 50–90% time/cost savings (customer reports)
Integrations & features	MS Word/Outlook, VDRs, AI chatbot, Self‑Serve contract review, automated redrafting
Security	ISO27001, world‑leading Security Advisory Board

“With Luminance, we can analyse exposure in minutes.” - George Nino, EVP, GC and Corporate Secretary

MyCase IQ brings practice-management AI features that matter for Brazil-based firms that need faster drafting, clearer matter insights and defensible summaries: its Document Summaries let teams preview the contents of any text‑based file without opening it (note: scanned images require OCR and first‑use consent), while built‑in text editing, upcoming translations and an AI conversational interface promise to surface timelines, client‑facing drafts and task suggestions directly inside a matter - features outlined in MyCase's product overview and support documentation.

Because MyCase is embedded in a broader AffiniPay IQ roadmap, Brazilian teams can pilot these tools to streamline intake and client updates but should validate OCR pipelines, consent workflows and local data controls against LGPD expectations (see practical LGPD steps for generative AI in the Nucamp AI Essentials for Work syllabus).

For busy litigation or transactional teams, the win is simple: skip the file‑by‑file slog and get a reliable, annotated snapshot of what matters next, then apply firm QA before downstream use.

Learn more about document summaries and the MyCase IQ roadmap to plan a controlled rollout.

Key fact	Detail
Document summaries	MyCase IQ Document Summaries – preview text-based documents without opening (OCR required for scanned files)
Availability & pricing	Included on MyCase Pro/Advanced tiers; starting cost listed at $79/user/month in reviews
Roadmap highlights	MyCase IQ roadmap – text editing, translations, and conversational interface coming in phases

“At AffiniPay, we believe generative AI can drive the type of efficiencies and insights that will result in better outcomes for our customers and their clients.” - Dru Armstrong, CEO, AffiniPay

Brazilian legal teams aiming to modernise contracting should treat ClauseBase as the drafting brain and pair it with a robust CLM partner for full governance: ClauseBase's Word/Outlook plugin ClauseBuddy and Clause9 automate templates, surface precedent clauses from drafting history, generate a first draft in minutes, and flag broken cross‑references or missing definitions, while ISO‑27001 certification and built‑in clause libraries help support procurement and security conversations; when coupled with a CLM like Contractify - whose platform adds AI metadata extraction, approval/signing flows, renewal alerts and an AI assistant (Ada) for contract ingestion and follow‑up - the result is a single, auditable path from playbooked drafting to signature and post‑signature obligations.

For larger rollouts, CLM implementation partners can migrate legacy contracts, set KPIs and embed AI‑powered clause validation so standardisation scales across business units.

See ClauseBase's drafting toolbox, Contractify's CLM capabilities, and enterprise CLM services for implementation planning.

Capability	What it adds
ClauseBase legal drafting software - ClauseBuddy & Clause9	AI first‑drafts, clause libraries, automated proofreading, ISO‑27001
Contractify CLM platform - AI contract metadata and automation	AI metadata extraction (Ada), approval & signing flows, contract follow‑up and negotiation automation
Epiq CLM implementation services - contract migration and AI advisory	CLM selection, migration, optimisation, and AI contracts advisory

“Thanks to ClauseBuddy, we now also have a shared brain of legal drafting knowledge along with a range of other tools that help our lawyers drafter better and faster.” - Raquel Rodriguez, Associate General Counsel at AES

Clearbrief is a particularly practical tool for Brazilian litigators and in‑house teams who must marry speed with verifiability: its Microsoft Word add‑in pulls facts and citations directly from discovery and DMS sources, builds hyperlinked timelines and tables of authorities, and flags AI‑generated “hallucinations” by checking citations against trusted content - features showcased in Clearbrief's product materials and the LawNext walkthrough.

The recent Reveal–Clearbrief integration tightens that loop for large Brazilian matters, letting discovery review flow into drafting so timelines, exhibits and fact sections remain auditable and defensible in court.

For firms worried about procurement and LGPD‑era controls, Clearbrief's SOC 2 Type II posture, LexisNexis connectivity for citation verification, and options to keep documents in private storage help translate AI speed into risk‑aware practice - and, as users note, it can spare a lawyer the very public embarrassment of filing a brief with made‑up cases.

Explore Clearbrief's feature set or read the Reveal integration announcement to see how evidence‑linked drafting fits Brazilian workflows. Clearbrief - evidence‑linked legal drafting · Reveal–Clearbrief integration (discovery→drafting)

Key fact	Detail
Core features	Hyperlinked timelines, Ask Your Docs, Verified Fact Section, TOAs, timelines, evidence extraction
Integrations	Relativity, iManage, NetDocuments, LexisNexis, Reveal/Logikcull
Security & data control	SOC 2 Type II; BYO storage; data not used to train external LLMs
Adoption & partnerships	AMLaw firms, AAA partnership, courts, global in‑house teams
Impact	124,980+ pleadings drafted & checked since launch; finalist awards at Legalweek 2025

“One of the most wonderful things about Clearbrief is that it is hooked into LexisNexis and if you have case citations in your document that you have generated through AI it will tell you if some of them are hallucinations.” - Lisa Mayo Haynes, Director of Technology Innovation, Ballard Spahr

Billables AI turns the dreaded chore of timekeeping into a near‑invisible background service for Brazil's busy practices: it passively captures billable activity across email, documents, meetings and browsers, matches entries to client matters, and delivers a daily, review‑ready billable report so the end‑of‑day scramble to recall five ten‑minute calls - the ones that quietly add up - becomes a relic.

Firms report a 15–30% uplift in captured billable time and dramatic cuts in admin work after connecting Billables AI to core systems; the platform supports deep integrations with Microsoft 365 and Teams, Zoom and Adobe, and - via a May 2025 update - Google Workspace (Gmail, Docs, Meet), making it straightforward to align with Brazilian workflows.

Security and privacy are emphasised: data is encrypted at rest and in transit, privileged content isn't stored, and users retain control over entries; for firms already using MyCase, the MyCase + Billables AI integration syncs matter lists and one‑click invoices to streamline approvals and billing.

Explore Billables AI's product page or the Google Workspace announcement to evaluate fit and procurement language for LGPD‑sensitive rollouts. Billables AI automated legal time tracking product page · MyCase + Billables AI integration details · Billables AI Google Workspace integrations launch announcement on LawNext

Key fact	Detail
Capture uplift	15–30% more billable time reported by adopters
Integrations	Microsoft 365, Teams, Outlook, Zoom, Adobe, Chrome, Google Workspace
Security & privacy	Encryption in transit & at rest; data isolation; no privileged data retained
Starting price (reference)	Listed from $39/month on directory listings

“Billables AI has revolutionized our firm's approach to billable time tracking. We've not only captured 30% more billable time but also streamlined our workflow, allowing our attorneys to focus on what matters most.” - Blair Zigler, CEO, Zigler Law Group

DeepL Pro and DeepL Write are powerful, practical tools for Brazil's legal workflows: they natively support Portuguese (Brazilian) (with formal/informal tone options), translate full documents (.pdf, .docx, .pptx) and offer DeepL Write for polished, audience‑appropriate rewrites - so a dense due‑diligence packet or an instinctive client email becomes accurate, readable Portuguese in minutes rather than hours.

Enterprise controls matter for regulated practices: DeepL advertises enterprise‑grade security (SOC 2 Type II, GDPR alignment), Bring‑Your‑Own‑Key options, temporary storage only as technically required, and an explicit policy that texts are not used to train models without consent, which helps firms balance speed with defensibility.

More than 200,000 organisations trust DeepL, and Team/Business plans raise quotas and add glossaries, SSO and admin controls to lock down firm terminology - see the DeepL Translate page or DeepL's Pro Trust Center to compare plans and security details before rolling it out across matters.

DeepL Translate – document & text translation · DeepL Pro Trust Center – data security & compliance

Key fact	Detail
Language support	Portuguese (Brazilian) with formal/informal tone options
File translation	PDF, .docx, .pptx (editable translations)
Security & governance	SOC 2 Type II, GDPR alignment, BYOK, temporary storage only as needed
Scale & trust	200,000+ businesses and governments use DeepL
Team quota (example)	Team: 1,000,000 characters per user/month; Business: unlimited characters + DeepL Write Pro

“DeepL is approved by our internal governance bodies because it satisfies our data protection policies.” - Lead for software applications, Energy (TEI report)

Adopting AI in Brazilian legal practice means marrying opportunity with careful governance: OAB's recent recommendations stress confidentiality, client transparency and human oversight as non‑negotiables, while ANPD and practice guides urge DPIAs, clear procurement warranties and data‑governance steps to stay within LGPD expectations and the emerging risk‑based Bill No.

2,338/2023 framework (still under congressional review). Practical adoption therefore hinges on three things - supervision (lawyers must validate outputs and retain professional judgment), procurement discipline (contract terms, accuracy targets and audit rights), and continuous training - because regulatory and enforcement tools can carry real penalties if mishandled (enforcement under current regimes contemplates fines and strict remedies).

Start with assessed pilots, robust vendor clauses and routine audits, and pair those controls with workforce upskilling so teams apply tools safely; for a hands‑on path to competence, consider course materials like the Nucamp AI Essentials for Work syllabus and the broader Brazil AI legal landscape overview in Chambers: Brazil AI 2025 legal and regulatory trends to guide policy and procurement choices.

OAB ethical AI guidelines for Brazilian legal practice · Chambers: Brazil AI 2025 legal and regulatory trends · Nucamp AI Essentials for Work syllabus

“Brazilian advocacy is being challenged by the advancement of AI, and the OAB is ready and prepared to handle these transformations.” - Beto Simonetti, President of OAB Nacional