ClickHouse offers a high-performance, open-source columnar database that powers real-time analytics at massive scale, delivered both as self-managed software and the fully managed ClickHouse Cloud service. The platform emphasizes exceptional query speed, high concurrency, and cost efficiency, making it well-suited for customer-facing products and data-intensive AI systems. The company reports serving more than 3,000 customers on ClickHouse Cloud and achieving over 250 percent year-over-year ARR growth, with users such as Capital One, Sony, Tesla, Meta, and Airwallex. Recent strategic moves include acquiring Langfuse to add large-language-model (LLM) observability capabilities and launching a native, enterprise-grade Postgres service integrated with ClickHouse to unify transactional and analytical workloads. Product enhancements now support data lake formats like Apache Iceberg and Delta Lake, expanded full-text search, and lightweight updates to meet AI-driven application demands. ClickHouse continues global expansion through new partnerships in Japan and with Microsoft Azure, and it has hosted large community events across major tech hubs. The company positions itself as a unified data platform and AI observability layer for modern, real-time applications.

Total raised

$1.1B

Funding rounds

7

Latest round

Series D

Latest activity

Jan 2026