Input a single sentence describing the song (style/mood/scene). The model automatically generates two alternative complete tracks. Compared to previous versions, v4.5 significantly expands the range of supported music styles and intelligently handles complex style mashups. Vocal expression is fuller, covering emotional range from whispers to powerful hooks. Low cost per generation, suitable for batch production.
Request
Authorization
Header Params
Body Params application/jsonRequired
Example
{"description":"Sci-Fi Ambient, 70 BPM, ethereal synth pads, granular textures, deep sub-bass, futuristic sound design, vast, empty, zero gravity, mysterious, no drums.","make_instrumental":"false"}
Request Code Samples
Shell
JavaScript
Java
Swift
Go
PHP
Python
HTTP
C
C#
Objective-C
Ruby
OCaml
Dart
R
Request Request Example
Shell
JavaScript
Java
Swift
curl--location--request POST 'https://www.runninghub.ai/openapi/v2/rhart-audio/suno-v4.5/single' \
--header'Authorization: Bearer [Your API KEY]' \
--header'Authorization: Bearer [Your API KEY]' \
--header'Content-Type: application/json' \
--data-raw'{
"description": "Sci-Fi Ambient, 70 BPM, ethereal synth pads, granular textures, deep sub-bass, futuristic sound design, vast, empty, zero gravity, mysterious, no drums.",
"make_instrumental": "false"
}'