Fastly Image Optimizer: Product updates, Customer stories, and Insights | 2026 Cuspera

Fastly CDN helped Kubernetes scale its website and binary downloads to meet global demand. The Kubernetes team needed speed, reliability, and visibility for over 90 million monthly requests and 1 PB ...of bandwidth. Fastly provided observability tools, low egress costs, and seamless cutover for users. The team now tracks traffic, optimizes delivery, and quickly resolves issues. Fastly's global network ensures reliable access for users worldwide.
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Fastly helps Contentful deliver fast and secure online experiences. Contentful uses Fastly's CDN, next-gen WAF, and Compute to support over 38,000 websites and 110 billion API calls each month. Devel...opers at Contentful value Fastly Compute for its speed, configurability, and productivity. The solution improves development productivity and reduces total cost of ownership. Contentful relies on Fastly as a strategic partner for high-quality customer experiences.
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Fastly CDN helped ITVX handle record-breaking FIFA World Cup viewership. ITVX needed more bandwidth to support millions of viewers for live events. Fastly onboarded and integrated their CDN in just 2...0 days. The solution let ITVX scale quickly and fix issues in real time. ITVX saw a 29% increase in monthly active users in six months. Fastly's support and fast response made a big impact during critical events.
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Flagsmith used Fastly's CDN and server-sent events (SSE) to handle real-time feature flag updates. The challenge was scaling their API to manage sudden bursts of traffic, sometimes over 4,000 request...s per second. Fastly's SSE and request collapsing solved the problem, letting Flagsmith update client SDKs in real time without high costs. This improved global low-latency replication and supported billions of monthly API requests. Flagsmith now delivers reliable, real-time updates to customers worldwide.
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Fastly helped Foursquare improve API performance for their apps. Foursquare needed a flexible CDN to support real-time control and scalability. Fastly's quick setup and custom VCL let Foursquare test... and deploy changes fast. Moving SSL termination to the edge cut latency by about 150 milliseconds. Fastly's logging and DDoS protection made it easier for Foursquare to move into their own data center.
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