Voice AI Beta — Lyra

Estimate Characters

Count the billable characters of a text without creating a task. Free. Lyra is billed 1 credit per character, so the cost equals characters.

Rate limit: 60 requests/minute

post/v1/tts/lyra/estimate

Request

Base URL
https://genaipro.io/api
Auth
HTTP bearer
TypeScript
https://skmtc.dev/genaipro/apis/genaipro-api/docs/v1/tts/lyra/estimate/post.ts
A function with typed inputs. Its response is checked against the schema.

contentstring required

Estimate

charactersinteger

Billable characters (encoder units ≈ UTF-8 bytes — ASCII = 1, most CJK = 3, emoji = 4)

{
  "characters": 1234
}