Arrcus vs Hammerspace
Side-by-side comparison of AI visibility scores, market position, and capabilities
Arrcus develops the ArcOS network operating system and ACE platform, delivering disaggregated, hyper-scale routing and switching software for hyperscalers, telcos, and enterprises; raised $100M+ total; founded by Cisco veterans;
About
Arrcus is a networking software company founded in 2016 by Devesh Agarwal and a team of veterans from Cisco, Juniper, and other networking incumbents, and headquartered in San Jose, California. The company's core product is ArcOS, a high-performance network operating system built from the ground up for disaggregated networking — the model in which software is decoupled from proprietary hardware and runs on white-box switches or merchant silicon from vendors like Broadcom and Marvell. This approach allows hyperscalers, telecommunications carriers, and large enterprises to build flexible, cost-efficient network infrastructure without being locked into vertically integrated vendor stacks.
Hammerspace raised $100M Series B at a $500M+ valuation in April 2025, led by Altimeter Capital, to scale its global data orchestration platform used by Meta, the DoD, and Los Alamos National Laboratory for AI and HPC workloads.
About
Hammerspace is a data orchestration company that unifies unstructured data across edge devices, on-premises data centers, and cloud platforms through a single global namespace. Its platform enables seamless, policy-driven data access and movement across heterogeneous storage environments without requiring data migration or storage silos. The system supports multiple protocols including NFS, SMB, and S3, and provides a unified view of distributed datasets regardless of where they physically reside.
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