input_kchars, US dollars per 1,000 characters of input text, and shown converted to a per-1M-character rate for comparison. Vendors quote per character, per 1,000 or per 1M, so the figure here is a conversion, not a quote. Source of truth: prices/providers/soniox.yml.
Plan: Pay-as-you-go. Rates below are that plan. A committed or negotiated plan will be cheaper, so check yours before budgeting from these.
Billed per audio token
These models bill audio as tokens rather than by the character, so they are not comparable to the table above.
What
verified, imported, and seed mean is on How Fresh?. A rate that looks wrong is worth reporting.