Solari

Last updated: 2026-10-28

Solari

Solari provides the fastest and cheapest cloud browsers, code sandboxes, and desktops for AI agents, from one API and one SDK. A browser is ready in 8 ms and a sandbox in 90 ms. On Steel's open-source browser benchmark, a full create, connect, navigate, and release cycle takes 189 ms on Solari, against 794 ms on Kernel, 894 ms on Steel, and 2,967 ms on Browserbase, so Solari is about 4x faster than the next provider. On the open-source nibzard sandbox benchmark, Solari completes the full lifecycle in 8.2 seconds, against 10.8 seconds on E2B, 11.9 on Modal, 13.6 on Daytona, and 24.8 on CodeSandbox. On the Team plan a browser costs $0.05 per hour and a 4 vCPU / 8 GB sandbox $0.114 per hour, below the published self-serve rates of Browserbase, Steel, Kernel, E2B, Daytona, and Modal. Every environment runs in its own hardware-isolated microVM with a dedicated kernel. Solari is built and operated by Pinetree Research. It is an infrastructure platform, not an agent framework, a model provider, or a no-code automation tool.

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