Affine is an AI-based legal intelligence platform developed by NeuralShift that is used by law firms and corporate legal departments in Portugal and Spain to search, analyse, and extract information from large volumes of legal documents across multiple sources. The platform consolidates official public legal materials—such as legislation, regulations, case law, and decisions and guidance from regulatory bodies—with users’ internal repositories to support comprehensive legal research. Affine enables users to generate structured, citation-supported legal analysis and identify relevant insights with greater accuracy and transparency, and the company has indicated plans to expand the platform to additional jurisdictions.

Key Features and Functions include:

AI-Assisted Legal Search
Affine enables semantic and contextual search across public legislation, case law, and firm-specific document libraries, returning relevant results aligned to user queries. Affine Law

Structured Answer Generation
The platform provides detailed, auditable answers that cite underlying sources and explain the rationale behind relevance, enhancing transparency and reliability.

Centralised Knowledge Integration
Users can integrate internal libraries and firm knowledge into the platform, enabling combined search and analysis of both public and proprietary materials.

Contextual Understanding and Query Refinement
Affine interprets complex or ambiguous legal questions, clarifies intent, and refines inputs to improve the precision of results.