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To get the best results, follow these rules:

  • Keep prompts descriptive and simple
  • Prompt limit: 1000 characters
  • Lyrics limit: 5000 characters

You can describe song sections like this:

[Intro – soft piano and light synths]
[Chorus – repeat with more intensity]
[Bridge – add soft strings or a subtle beat drop]

Note: Do not include any artist names.

  1. Go to the API Dashboard
  2. Open Plans
  3. Click on Free

Your plan will be downgraded immediately.

Use the following endpoints:

The response includes the required voice_id.

Plans do not include credits.

However, the cost per API call is much lower in higher-tier plans.

Example (Music AI):

  • Pro Plan: $0.035 per song
  • Plus Plan: $0.05 per song
  • Pay as You Go: $0.10 per song

If you are on the Pro plan, you first pay a $69 base charge and top up credits. Credits are then deducted at $0.035 per song, whereas on Pay as You Go, each song deducts $0.10 per song.

WAV files are currently sent only for the following endpoints:

  • Music AI
  • Remix
  • Extend
  • Inpaint
  • Sing Over Instrumental

If you need help, please email us at api@musicgpt.com with a detailed description of your issue. If applicable, include relevant information such as your task_id, API request, or any error messages to help us investigate more quickly.

Before you send anything, redact your credentials. Remove the Authorization header, API Keys, and any other sensitive data from requests, responses, and logs. Support never needs your API Key to investigate an issue.

Our team typically responds within 24 hours, and often much sooner. We’re committed to providing fast, reliable, and high-quality support to help you get back on track.