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Pricing

Start free, pay-as-you-go. New accounts begin with free credits — no card required. When you need more, top up and pay only for what you use: $1 = 7,500 credits, and credits never expire. All API prices below are per minute of audio processed (input duration unless noted).
Minimum top-up: 1.00.Maximum:1.00**. Maximum: **10,000.
Premium variants and modes. Some services charge a multiplier on the base rate:
  • Music Generation — AudioMusic Premium (dit_variant="xl"): the base rate ($0.08/min).
  • Stem Separation — premium packages: karaoke and vocal_gender are 1.5× (0.15/min);instrumentisolatoris2×(0.15/min); `instrument_isolator` is **2×** (0.20/min). Plain modes (2stem / 4stem / 6stem / 16stem) bill at the base $0.10/min.
TTS billing model. API wallet bills TTS by the duration of the generated audio, not by character count. The per-character rate shown elsewhere in the docs applies to account-credit billing (subscription plans), not to API-wallet billing.
Noise Reduction is currently billed from your account credit balance (subscription plan credits), not from the API wallet. To use noise reduction programmatically, sign in to your account and obtain a session — the API-key
  • wallet path for denoising is not yet enabled.

Check Balance

Response:

Add Funds

Open the returned url in your browser to complete payment.
Response:

Estimate Cost

Calculate cost before processing (no auth required):
Response:

Usage History

Response:

Get Pricing (No Auth)


Error Handling

Example 402 response:

Next Steps

Quick Start

Make your first API call

Stem Separation

Most popular API