Kanoniv is a declarative identity resolution platform built for modern data engineering teams. Define matching rules in YAML, validate them locally with the Python SDK, and reconcile millions of customer records across CRM, billing, and support systems. Kanoniv supports both deterministic and probabilistic matching, including fuzzy comparison methods such as Jaro-Winkler, Levenshtein, and Soundex. It includes golden record survivorship logic and a real-time resolution API. You can use Kanoniv locally for free. Kanoniv Cloud provides production-scale deployment. Built in Rust for performance, Kanoniv offers native Python bindings via PyO3. Enterprise features include SSO and SCIM support, HIPAA-compliant audit logs, PII masking, BYOK encryption, and multi-tenant isolation.