least-cost routing

Every query, cheapest capable tier

Aperture classifies each query's difficulty and routes it to the lowest-cost tier that can answer it well — local first, cloud only when needed. Try it below.

routed to
efficient cloud
OpenRouter (your model)
difficulty
0.30
0 = trivial · 1 = hardest
est. cost / 1K tok
$0.0045
saving ~94% vs frontier

Difficulty 0.3 → routed to efficient cloud: "OpenRouter (your model)". Signals: reasoning requested.

local

Runs on your device. $0 in API fees, fully private.

efficient cloud

Cheap hosted models for medium-difficulty tasks.

frontier

Top-tier models, reserved for the hardest queries.