ClickHouse today opened Open House 2026, its second annual user conference, with a set of announcements that mark one of the company's most active quarters since founding.

ClickHouse is a leading platform for open-source columnar database technology and real-time analytics. With ClickHouse, developers can delve into documentation, case studies, and performance benchmarks to learn how to build highly scalable and performant analytical systems. It provides tips about ClickHouse's storage engine, query execution, and distributed architecture. Developers can gain insights into their data in real-time, enabling them to make informed decisions and extract  business insights.

ClickHouse

ClickHouse announced at its Open House 2026 conference that its serverless cloud offering has surpassed $250M ARR — more than tripling year-over-year — and grown to 4,000 customers. Key launches include ClickHouse Agents, a no-code agentic analytics service powered by Anthropic's Claude with MCP integration and multi-agent workflows; CostBench, an open benchmark claiming ClickHouse Cloud delivers 23x better cost-performance than the nearest cloud data warehouse competitor; Managed Postgres in public beta; and House Mates, a formal partner program with 60+ partners across technology, services, and reseller tracks.

ClickHouse tops $250M ARR and 4,000 customers, launches Claude-powered agents at Open House 2026

CostBench: the AI era runs on cost-performance #

House Mates: a partner community for the next stage #