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Arieta Labs
Our Products

AI tools built for the legal industry

Valvasor AI and LexAPI are live and in daily use. Lex Analytica runs as a private demo and deploys on-prem, on our own models. Lex Atelier gives your firm its own private legal AI, under your name.

Index · 01 — 04
Live
01

Valvasor AI

AI legal research with verifiable citations

Agentic legal research over Slovenian and EU law — multi-iteration deep research across 410,000+ documents, cross-lingual semantic search, cited document drafting, morning briefs, legislative radar, and outcome analysis. Every claim bound to an actual source.

  • 410,000+ legal documents — Slovenian courts, CJEU, EU legislation
  • Agentic research: up to 5 iterations, citations verified at every step
  • Cross-lingual semantic search — query in one language, find case law in another
  • Cited document drafting in under a minute
  • Morning briefs, legislative radar, and outcome analysis
Visitvalvasor-ai.co
Live
02

LexAPI

European law, queryable.

A REST gateway to EUR-Lex: case law, regulations, and treaties parsed into article-level JSON with a typed citation graph, point-in-time versioning, and provenance on every row. Any stack that speaks HTTP — including agents, via the MCP server.

  • Article-level JSON across all 24 official EU languages
  • Typed citation graph — 663,000+ edges over the EU corpus: amendments, repeals, legal bases
  • Semantic search with HyDE query rewriting
  • Point-in-time versioning; sub-100ms corpus reads, hourly deltas
  • Python & TypeScript SDKs, OpenAPI 3.1, MCP server for agents
Visitlex-api.com
Private Demo
03

Lex Analytica

On-prem contract intelligence, measured in megabytes

A complete contract-analysis stack — clause extraction, obligation mapping, risk scoring — that deploys entirely inside your perimeter. Proprietary sub-mini BitNet models with ternary weights run the full pipeline on commodity CPUs: no GPU cluster, no API calls, no document ever leaving the building.

  • Proprietary sub-mini BitNet models — ternary weights, task-specialised
  • Fully local deployment: your VPC, bare metal, or air-gapped
  • CPU-native inference — no GPUs, no external calls
  • Automated clause extraction, classification, and risk scoring
  • Custom rule engine tuned to firm-specific playbooks
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Early Access
04

Lex Atelier

Your firm’s own legal AI, under your name

The Valvasor research platform as your firm’s private instance — your brand, letterhead and templates, isolated data, and answers that cite only the sources they retrieved. Hosted by us in the EU, in your own cloud, or on your servers, with the AI model of your choice.

  • Your own instance under your firm’s name and domain
  • UK, DE, AT, NL, IT, FR, SI and EU law — 30M+ documents
  • Research that cites legislation and case law it actually retrieved
  • Drafting on your letterhead; an editor that suggests tracked changes
  • Hosted in the EU, in your cloud, or on-premises
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Ready to bring AI to your legal practice?

Talk to our team about how our products can streamline your workflows and reduce risk.

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