Estimate cost – Mynth Docs

The same body as generate, validated the same way, priced rather than run. The figure is always exact, because the model is always explicit. Resolution and duration move a video's price a lot, so check it before a long render.

Request body#

modelstringrequired

"bytedance/seedance-2.0-mini""google/gemini-omni-flash-1.1""prunaai/p-video""xai/grok-imagine-video-1.5"

promptstringrequired

Positive prompt.

e.g. "A cat surfing a wave at sunset"≥ 1 characters≤ 8192 characters

accessobject

Controls whether the create-task response should include a short-lived Public Access Token.

That token can be passed to browser or client-side code for polling task status and task videos without exposing your API key.

patobjectrequired

enabledboolean: default true

audioboolean

Enable model-native generated audio. Only supported by models with audio capability.

durationnumber

Video duration in seconds. Defaults to the model's default duration.

≥ 1≤ 60

inputs(string | object)[]

≤ 5 items

sourceobjectrequired

type"url"required
urlstringrequired

type"image"required

asstring

"auto""first_frame""last_frame""reference"

metadataobject

negative_promptstring

≤ 8192 characters

resolutionstring

Resolution tier. Defaults to the model's default tier.

"1080p""480p""4k""720p"

webhookobject

customobject[]

≥ 1 items≤ 5 items

urlstringrequired

dashboardboolean

Set to false to disable dashboard-managed webhooks for this task. Request-level custom webhooks are still sent.

Response#

Video generation request validated and cost estimated

dataobjectrequired

currency"usd"required
estimateKind"exact"required: Video generation always requires a pinned model, so the estimate is exact.
estimatedCoststringrequired: Estimated cost in USD for the request. Nothing is generated or charged.
e.g. "0.05"

Errors#

A failed call names what went wrong in code, with a sentence in message. The codes, which of them are worth retrying, and how to read a validation failure are on Errors.