Selenium Grid VPS For Hub And Node Architectures

A Selenium Grid setup consists of a single hub server that accepts test requests and a fleet of node servers that actually run the browsers. The hub matches requests to nodes with matching browser capabilities, dispatches the work, and returns results to the test runner. The architecture scales by adding more node VPS instances behind the same hub.

For most automation workloads, a hub on a 4GB AnubizHost VPS handles dispatching for 10 to 20 nodes without breaking a sweat. Each node VPS hosts one or more browser instances depending on the size of the VPS, with 8GB to 16GB nodes running 5 to 10 concurrent browsers comfortably. Scale the node fleet up or down based on actual job volume, paying only for what you use under our flexible monthly billing.

One of the biggest pain points of Selenium Grid is keeping browser versions consistent across nodes. Each node needs the same Chrome, Firefox, or Edge version that your tests expect, and version drift causes flaky test failures that look like real bugs. Manage browser versions through Docker images deployed identically across all nodes, or use a configuration management tool like Ansible to keep versions synchronized.

Our VPS plans ship with the dependencies needed for any modern browser version, and the Docker daemon is available out of the box for container based deployments. For shops running Selenium Grid as a long term test infrastructure, our offshore hosting gives you predictable monthly costs that beat the per minute pricing of managed Selenium services like SauceLabs or BrowserStack at any meaningful scale.

Selenium Grid is most often used for legitimate testing, but the same infrastructure can support scraping and automation workloads that mainstream providers prohibit. AnubizHost hosts in offshore jurisdictions that judge accounts by behavior under our terms rather than by tool selection, and accepts only crypto for billing.

Pay monthly in Bitcoin or Monero, never identify yourself, and run your Selenium Grid for any legitimate purpose under our terms without worrying about termination based on what the upstream platform thinks of the tooling. The combination of offshore privacy and crypto billing makes Selenium Grid hosting predictable for the long term.