LLM·CAP·PLANNER

Cost & rate-limit binding calculator

Deterministic, runs entirely in your browser — no API calls, nothing leaves this page. Tells you projected cost at sustained load and which rate-limit dimension hits 429 first.

SNAPSHOT 2026-05-15 · verify current limits in your provider dashboard — presets change

01 Workload

Provider Model

Requests / minute (R)

Avg input tok / req (Ti) Avg output tok / req (To)

02 Your rate-limit tier

planning baseline — verify in dashboard Tier presetchanges pre-fill only

RPM ITPM OTPM

03 Projected cost — 24/7 sustained load

Cost / request

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Cost / day

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Cost / month

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Cost / 1M requests

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Assumption: sustained 24/7 at the entered requests/min. requests/month = R × 60 × 24 × 30. No caching, batch discounts, or traffic shaping modelled.

04 Rate-limit binding

Dimension	Your usage / min	Limit / min	Util	Headroom	Status