MusicSunov4· Released 2025-03-12

Suno v4

Text-to-music with human-like vocals, full song structure, and downloadable stems.

Suno v4 is a text-to-music model that generates complete 2–4 minute songs with vocals, instrumentation, and song structure from a text prompt. On Oakgen, a 2-minute Suno v4 track costs about 80 credits (~$0.30), generates in 40–70 seconds, and can be downloaded as MP3 or as separate stems for mixing.

Try Suno v4 →See pricing

Capabilities at a glance

2–4 minute tracks with intro/verse/chorus/bridge/outro
Human-like vocals in multiple languages
Stem download: separate vocal, drums, bass, and melody
40–70 second generation on Oakgen
Commercial license on all paid plans

Specs

Starting price: $0.30 / generation
Generation time: 40–70 seconds
Max resolution: 44.1 kHz stereo MP3/WAV
Inputs → outputs: text → audio

How to use Suno v4

1
Describe genre, mood, and BPM
Example: 'Upbeat lo-fi hip hop, rainy evening, jazz piano, 80 BPM, female vocal'.
2
Add lyrics (optional)
Paste your own lyrics or let Suno generate lyrics matching the prompt. Suno handles verse/chorus/bridge structure automatically.
3
Download stems for mixing
After generation, download separated stems (vocals, drums, bass, melody) for re-mixing in a DAW.

API access

curl -X POST https://api.oakgen.ai/v1/generate/music \
  -H "Authorization: Bearer $OAKGEN_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "suno-v4",
    "prompt": "Upbeat lo-fi hip hop, jazz piano, 80 BPM",
    "duration": 120
  }'

Compared to other models

vs. udio-v2 — vocal quality

Suno v4 has the cleanest vocals — less artifacts, more natural breath and phrasing. Udio v2 is better for 4-minute-plus tracks and purely instrumental genres.

License & commercial use

Licensed through Suno's commercial terms. Commercial use included on all Oakgen paid plans.

Permitted on all paid Oakgen plans. Use in monetized videos, ads, games, and Spotify releases.

FAQs

How much does Suno v4 cost on Oakgen?

Suno v4 starts at $0.30 per generation on Oakgen. Most generations complete in 40–70 seconds. The $19/month Pro plan includes 5,000 credits, covering roughly 64 generations per month.

Can I use Suno v4 commercially?

Permitted on all paid Oakgen plans. Use in monetized videos, ads, games, and Spotify releases.

What is the maximum output resolution?

Suno v4 supports up to 44.1 kHz stereo MP3/WAV.

Does Oakgen provide API access to Suno v4?

Yes. Oakgen's REST API exposes Suno v4 under the model slug 'suno-v4'. See the API snippet below for an example request.

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