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Vol. I — Logbook

Routing Notes.

2 entries on systems, routing, and open source. Long-form posts, published slowly.

June 22, 2026

Semantic Routing as Energy Infrastructure

Not every token deserves a frontier model. Every semantic workload deserves the right intelligence budget.

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December 20, 2025

The Second Half of LLM Routing

tldr: We’re reaching LLM routing’s halftime.

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Research notes, code, and public work around semantic routing and system intelligence.

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Open source work, research threads, and long-form writing.

© 2026 XUNZHUO LIU. BUILDING COLLECTIVE INTELLIGENCE FOR LLM SYSTEMS.