CoreSite Expands AWS Direct Connect to Chicago with 400G for AI and Cloud Workloads
Event summary
- CoreSite launched native 400G AWS Direct Connect at its Chicago data center campus on January 15, 2026.
- The upgrade supports high-bandwidth, low-latency workloads for AI, enterprise applications, and neocloud providers.
- Customers like a leading cybersecurity provider are already using the service to accelerate real-time threat analysis.
- CoreSite now offers 400G AWS Direct Connect in three locations: Chicago, Santa Clara, and Reston.
The big picture
CoreSite’s expansion of 400G AWS Direct Connect aligns with the growing need for high-performance cloud and AI infrastructure. As enterprises and neocloud providers scale AI workloads, low-latency, high-bandwidth connectivity becomes critical. This move positions CoreSite as a key player in supporting the AI economy, particularly in regions like Chicago where financial services and cybersecurity firms require robust data pipelines.
What we're watching
- AI Infrastructure Demand
- How the pace of AI adoption will drive demand for high-bandwidth connectivity solutions like CoreSite’s 400G offering.
- Market Differentiation
- Whether CoreSite can sustain competitive advantage as other data center providers expand similar AWS Direct Connect capabilities.
- Cost Efficiency
- The extent to which customers realize cost savings from direct interconnection and reduced data egress fees.
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