AI-Powered Spreadsheet Validation & Data Quality Platform Excellia AI is a local-first, AI-driven spreadsheet validation platform built to automate data cleaning, validation, anomaly detection, and enrichment for large datasets. It combines rule-based checks, machine learning, and local LLM agents to drastically reduce manual analyst effort.

Deterministic Excel/XLSX validation for AI agents with locked contracts, formula checks, structured repair issues, CLI, CI, and MCP.