ResearchBenchmarksText-based LLM Routing on RouterBenchText-based LLM Routing on RouterBenchFollow55.58Utility ScoreD-Attn52.14853.03953.9354.821May 19, 2025Evaluation resultsMethodMethodLinksUtility ScoreD-Attnk=10k=102025.0555.58Attnk=100k=1002025.0554.43MLP2025.0553.8Attnk=10k=102025.0553.74kNNk=10k=102025.0553.07D-Attnk=100k=1002025.0552.9Graphk=10k=102025.0552.73kNNk=100k=1002025.0552.36Linear2025.0552.36LinearMatrix Factorization=trueMatrix Factorization=true2025.0552.36MLPMatrix Factorization=trueMatrix Factorization=true2025.0552.36Graphk=100k=1002025.0552.28