How I choose models for Codex subagents
A router selects Luna or Sol before a Codex subagent starts. Here is how it works, what the Django runs cost, and where the benchmark falls short.
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LLM model routing: choosing a model for each request
Model routing selects among models according to task, quality, budget, latency, availability, and data-residency requirements. A practical guide to routing policies, evaluation, cache locality, and their tradeoffs.