Time series for one metric; buckets are days or hours.
Required: metric. Optional: granularity (day default, or hour), plus date window (see query params).
Constraint: granularity=hour does not support success_rate or latency → HTTP 400 / 40010.
Success data: { "granularity", "metric", "window", "points": [{ "bucket", "value" }] }
Optional. Bearer JWT, Virtual Key, or PAT. Server also accepts Cookie alephant_token; not modeled as a header here.
Optional in the spec; required for authenticated analytics. Omit for unauthenticated GET /v1/analytics/health.
One of cost, requests, tokens, avg_cost_per_req, success_rate, latency.
day (default) or hour.
Same allowed values as usage summary; default 30d when no explicit start and end.
YYYY-MM-DD, paired with end.
YYYY-MM-DD, paired with start.
