February 2026 newsletter

In February 2026, ClickHouse made significant advancements, including raising $400 million in a Series D funding round and acquiring Langfuse, an open-source platform for large language model observability. They also introduced an enterprise-grade PostgreSQL service and an official Kubernetes Operator to simplify ClickHouse cluster deployment. The newsletter highlights Ino de Bruijn's contributions to cancer research through data visualization and a conversational AI interface for cBioPortal using ClickHouse. Upcoming global events and workshops are announced, focusing on real-time analytics, query optimization, and data warehousing. The new 26.1 release includes various enhancements, such as the sparseGrams tokenizer and support for the Variant data type. Additionally, the newsletter discusses innovative solutions for ensuring data completeness in cryptocurrency trading and optimizing data models for real-time analytics with ClickHouse. The combination of PostgreSQL and ClickHouse is promoted as a unified open-source data stack, offering seamless integration for transactional and analytical workloads.