Top LLM Routing Tools in 2026: Architectures, Benchmarks, and Production Trade-Offs

TL;DR LLM routing tools decouple model and provider selection from application code, automatically directing prompts based on cost, latency, availability, and task complexity. Bifrost ranks first among production tools, delivering 11 microseconds of proxy overhead at 5,000 requests per second with CEL expression routing, adaptive load balancing,...