one call.
many models.
every route
on record.
hydra evaluates each request.
illustrative routing concept · selection depends on task and priorities
the mark is the architecture.
illustrative selection · eligibility is not a guarantee of answer quality
eligibility comes before selection.
quality guides eligible routes.
one route. a structured result.
append-only. hash-bound.
recorded choices.
known costs.
explicit gaps.
reported benchmark evidence.
N = 100
planned tasks · 10 configurations
internal Sep 2026 report · not live validated
costs exclude coordinator, judge and service overhead
missing results and unknown costs are never zero
an offline routing planner.
29 models · 9 clusters · quality, cost, latency