Metaplane, an AI-based tool for observing and monitoring data quality, has raised $8.4 million in a funding round led by Khosla Ventures. The company aims to provide full visibility into the state of organizational data, helping companies trust their data. Metaplane's core product continuously monitors metadata and alerts on anomalies, while also supporting issue triaging and remediation through lineage analysis. The funding will be used for product development and growth initiatives, including expanding integrations and refining machine learning models.