Cloudflare K2 Builds Event Streams on R2 Object Storage, at a Second of Produce Latency

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Published: 2026-10-09T06:25:53.472Z • Permanent link

Cloudflare, a leading provider of cloud-based infrastructure and security solutions, has officially launched its serverless event streaming service, K2, in public beta. The announcement marks a significant milestone for the company, which has been actively developing and refining its cloud infrastructure offerings in recent years. K2 is designed to provide fast, reliable, and scalable event streaming capabilities, making it an attractive solution for a wide range of applications, from real-time analytics and IoT data processing to gaming and financial services.

According to Cloudflare, K2 achieves produce latency of about one second at p99, a significant improvement over traditional event streaming solutions. A tester reported end-to-end p99 latency of 7.5 seconds, which is still a notable achievement given the complexity of modern applications. Cloudflare's K2 is built on top of its R2 object storage, a highly scalable and durable storage solution that provides low-latency and high-throughput data access. By integrating event streaming with object storage, Cloudflare has created a cohesive and efficient data management platform that can handle large volumes of data from various sources.

K2 is the result of Cloudflare's ongoing efforts to expand its cloud infrastructure offerings and provide more comprehensive solutions for developers and businesses. The company has been actively investing in research and development, and has made significant strides in areas such as security, performance, and scalability. Cloudflare's CEO, Matthew Prince, has stated that K2 is an important milestone in the company's journey to provide more comprehensive cloud-based solutions. By launching K2 in public beta, Cloudflare is giving developers and businesses the opportunity to experience the power and flexibility of its event streaming service firsthand.

Cloudflare's K2 has the potential to significantly impact the data sources domain, particularly in industries that rely on real-time data processing and analytics. Companies such as Google, Amazon, and Microsoft have already developed robust event streaming solutions, but K2's integration with object storage provides a unique advantage in terms of scalability and durability. K2's low-latency and high-throughput capabilities make it an attractive solution for applications such as IoT data processing, real-time analytics, and financial services.

The impact of K2 on the research community cannot be overstated. Researchers and developers are constantly seeking new and innovative solutions for data processing and analysis, and K2's event streaming capabilities have the potential to revolutionize the field. By providing fast, reliable, and scalable event streaming, K2 can help researchers and developers unlock new insights and applications that were previously impossible. Additionally, K2's integration with object storage provides a secure and durable storage solution that can handle large volumes of data from various sources.

K2's public beta launch also has significant implications for the broader market. The event streaming market is expected to grow significantly in the coming years, driven by the increasing demand for real-time data processing and analytics. By providing a scalable, reliable, and secure event streaming solution, Cloudflare is well-positioned to capture a significant share of this growing market. K2's integration with object storage also provides a unique advantage in terms of data management, making it an attractive solution for businesses and developers looking to streamline their data processing and analysis workflows.