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9router is an open-source intelligent routing hub for AI coding tools, featuring built-in compression algorithms to save tokens, supporting a three-tier fallback to automatically switch models, natively compatible with mainstream tools like Claude Code and Cursor, and capable of routing to dozens of model providers, effectively reducing API call costs.
A detailed guide on building a custom OPNsense router for a home network, explaining the architecture of routers, VLAN configuration, and the decision to use OPNsense as an alternative to commercial gateway solutions.