Aller au contenu
Référence API
Référence API

Suno Remplacer une section

Utilisez le point de terminaison de remplacement de section pour créer une tâche asynchrone.

Voir en Markdown
01

Vue d'ensemble

Utilisez le point de terminaison de remplacement de section avec un modèle compatible. Utilisez l'ID de tâche retourné pour récupérer son état, ou fournissez callback_url pour les livraisons documentées ci-dessous.

Démarrage rapide

  1. Créez une clé API et définissez-la comme RUNAPI_API_KEY.
  2. Choisissez un modèle pris en charge et envoyez une requête POST dont le corps correspond au schéma de ce modèle.
  3. Enregistrez l'identifiant de tâche retourné, puis interrogez l'état jusqu'à atteindre un état terminal ou gérez les callbacks documentés ci-dessous.

Point de terminaison

POST /api/v1/suno/replace_section
URL de base
https://runapi.ai
Version de l'API
v1
Authentification
Authorization: Bearer YOUR_API_TOKEN
02

Modèles pris en charge

Ouvrez une page de modèle pour consulter la tarification actuelle, les limites de débit et les conditions d'utilisation commerciale.

03

Schéma de requête

Corps JSON

Les champs et les valeurs autorisées dépendent du modèle sélectionné. Lorsqu'il est fourni, callback_url reçoit les livraisons de tâches documentées ci-dessous.

Corps de la requête12 champs
audio_idstring
Optionnel

Identifiant audio dans la tâche source. À utiliser avec task_id ; ne pas combiner avec upload_url/model.

callback_urlstring
Optionnel

URL de webhook pour les notifications asynchrones.

full_lyricsstring
Requis

Paroles complètes de la chanson pour le contexte.

Limite: 5000
infill_end_timenumber
Requis

Heure de fin de section en secondes ; doit être supérieure à infill_start_time et produire une durée de remplacement d'au moins 10 secondes.

infill_start_timenumber
Requis

Heure de début de section en secondes ; la durée de remplacement doit être d'au moins 10 secondes.

lyricsstring
Requis

Paroles de section de remplacement.

Limite: 5000
modelstring
Optionnel

Slug du modèle pour l'audio source téléversé.

Valeurs autorisées: suno-v4, suno-v4.5, suno-v4.5-all, suno-v4.5-plus, suno-v5, suno-v5.5
negative_tagsstring
Optionnel

Styles à éviter.

tagsstring
Requis

Tags de style ou de genre.

Limite: 1000
task_idstring
Optionnel

ID de task source. À utiliser avec audio_id ; ne pas combiner avec upload_url/model.

titlestring
Requis

Titre de la chanson.

Limite: 80
upload_urlstring
Optionnel

URL audio source téléversée. À utiliser avec model ; ne pas combiner avec task_id/audio_id.

04

Créer une acceptation

HTTP 202

POST /api/v1/suno/replace_section

Schéma de réponse
JSON 
{
  "properties": {
    "billing": {
      "properties": {
        "refund": {
          "oneOf": [
            {
              "properties": {
                "refunded_at": {
                  "type": "string"
                }
              },
              "required": [
                "refunded_at"
              ],
              "type": "object",
              "unevaluatedProperties": false
            },
            {
              "enum": [
                null
              ]
            }
          ]
        },
        "reservation": {
          "oneOf": [
            {
              "properties": {
                "amount_cents": {
                  "type": "integer"
                }
              },
              "required": [
                "amount_cents"
              ],
              "type": "object",
              "unevaluatedProperties": false
            },
            {
              "enum": [
                null
              ]
            }
          ]
        },
        "settlement": {
          "oneOf": [
            {
              "properties": {
                "amount_micro_cents": {
                  "type": "integer"
                },
                "charged_amount_cents": {
                  "type": "integer"
                }
              },
              "required": [
                "charged_amount_cents",
                "amount_micro_cents"
              ],
              "type": "object",
              "unevaluatedProperties": false
            },
            {
              "enum": [
                null
              ]
            }
          ]
        }
      },
      "required": [
        "reservation",
        "settlement",
        "refund"
      ],
      "type": "object",
      "unevaluatedProperties": false
    },
    "id": {
      "type": "string"
    },
    "status": {
      "enum": [
        "processing"
      ],
      "type": "string"
    },
    "task_replayed": {
      "type": "boolean"
    }
  },
  "required": [
    "id",
    "status",
    "billing"
  ],
  "type": "object",
  "unevaluatedProperties": false
}

Exemple de réponse

JSON 
{
  "billing": {
    "refund": null,
    "reservation": null,
    "settlement": null
  },
  "id": "tsk_reference_demo",
  "status": "processing"
}
05

Interrogation en cours

HTTP 200

GET /api/v1/suno/replace_section/:id

Schéma de réponse
JSON 
{
  "properties": {
    "billing": {
      "properties": {
        "refund": {
          "oneOf": [
            {
              "properties": {
                "refunded_at": {
                  "type": "string"
                }
              },
              "required": [
                "refunded_at"
              ],
              "type": "object",
              "unevaluatedProperties": false
            },
            {
              "enum": [
                null
              ]
            }
          ]
        },
        "reservation": {
          "oneOf": [
            {
              "properties": {
                "amount_cents": {
                  "type": "integer"
                }
              },
              "required": [
                "amount_cents"
              ],
              "type": "object",
              "unevaluatedProperties": false
            },
            {
              "enum": [
                null
              ]
            }
          ]
        },
        "settlement": {
          "oneOf": [
            {
              "properties": {
                "amount_micro_cents": {
                  "type": "integer"
                },
                "charged_amount_cents": {
                  "type": "integer"
                }
              },
              "required": [
                "charged_amount_cents",
                "amount_micro_cents"
              ],
              "type": "object",
              "unevaluatedProperties": false
            },
            {
              "enum": [
                null
              ]
            }
          ]
        }
      },
      "required": [
        "reservation",
        "settlement",
        "refund"
      ],
      "type": "object",
      "unevaluatedProperties": false
    },
    "id": {
      "type": "string"
    },
    "status": {
      "enum": [
        "processing"
      ],
      "type": "string"
    },
    "track": {
      "properties": {
        "audio_url": {
          "type": "string",
          "x-runapi-generated-media": true
        },
        "duration": {
          "type": "number"
        },
        "id": {
          "type": "string"
        },
        "image_url": {
          "type": "string",
          "x-runapi-generated-media": true
        },
        "lyrics": {
          "type": "string"
        },
        "model_name": {
          "type": "string"
        },
        "stream_audio_url": {
          "type": "string",
          "x-runapi-generated-media": true
        },
        "tags": {
          "items": {
            "type": "string"
          },
          "type": "array"
        },
        "title": {
          "type": "string"
        }
      },
      "required": [
        "id"
      ],
      "type": "object",
      "unevaluatedProperties": false
    }
  },
  "required": [
    "id",
    "status",
    "billing"
  ],
  "type": "object",
  "unevaluatedProperties": false
}

Exemple de réponse

JSON 
{
  "billing": {
    "refund": null,
    "reservation": null,
    "settlement": null
  },
  "id": "tsk_reference_demo",
  "status": "processing"
}
06

Interrogation terminée

HTTP 200

GET /api/v1/suno/replace_section/:id

Schéma de réponse
JSON 
{
  "properties": {
    "billing": {
      "properties": {
        "refund": {
          "oneOf": [
            {
              "properties": {
                "refunded_at": {
                  "type": "string"
                }
              },
              "required": [
                "refunded_at"
              ],
              "type": "object",
              "unevaluatedProperties": false
            },
            {
              "enum": [
                null
              ]
            }
          ]
        },
        "reservation": {
          "oneOf": [
            {
              "properties": {
                "amount_cents": {
                  "type": "integer"
                }
              },
              "required": [
                "amount_cents"
              ],
              "type": "object",
              "unevaluatedProperties": false
            },
            {
              "enum": [
                null
              ]
            }
          ]
        },
        "settlement": {
          "oneOf": [
            {
              "properties": {
                "amount_micro_cents": {
                  "type": "integer"
                },
                "charged_amount_cents": {
                  "type": "integer"
                }
              },
              "required": [
                "charged_amount_cents",
                "amount_micro_cents"
              ],
              "type": "object",
              "unevaluatedProperties": false
            },
            {
              "enum": [
                null
              ]
            }
          ]
        }
      },
      "required": [
        "reservation",
        "settlement",
        "refund"
      ],
      "type": "object",
      "unevaluatedProperties": false
    },
    "id": {
      "type": "string"
    },
    "status": {
      "enum": [
        "completed"
      ],
      "type": "string"
    },
    "track": {
      "properties": {
        "audio_url": {
          "type": "string",
          "x-runapi-generated-media": true
        },
        "duration": {
          "type": "number"
        },
        "id": {
          "type": "string"
        },
        "image_url": {
          "type": "string",
          "x-runapi-generated-media": true
        },
        "lyrics": {
          "type": "string"
        },
        "model_name": {
          "type": "string"
        },
        "stream_audio_url": {
          "type": "string",
          "x-runapi-generated-media": true
        },
        "tags": {
          "items": {
            "type": "string"
          },
          "type": "array"
        },
        "title": {
          "type": "string"
        }
      },
      "required": [
        "id"
      ],
      "type": "object",
      "unevaluatedProperties": false
    }
  },
  "required": [
    "id",
    "status",
    "track",
    "billing"
  ],
  "type": "object",
  "unevaluatedProperties": false
}

Exemple de réponse

JSON 
{
  "billing": {
    "refund": null,
    "reservation": null,
    "settlement": null
  },
  "id": "tsk_reference_demo",
  "status": "completed",
  "track": {
    "audio_url": "https://file.runapi.ai/reference-audio.mp3",
    "id": "audio_replaced_section"
  }
}
07

Échec de l'interrogation

HTTP 200

GET /api/v1/suno/replace_section/:id

Schéma de réponse
JSON 
{
  "properties": {
    "billing": {
      "properties": {
        "refund": {
          "oneOf": [
            {
              "properties": {
                "refunded_at": {
                  "type": "string"
                }
              },
              "required": [
                "refunded_at"
              ],
              "type": "object",
              "unevaluatedProperties": false
            },
            {
              "enum": [
                null
              ]
            }
          ]
        },
        "reservation": {
          "oneOf": [
            {
              "properties": {
                "amount_cents": {
                  "type": "integer"
                }
              },
              "required": [
                "amount_cents"
              ],
              "type": "object",
              "unevaluatedProperties": false
            },
            {
              "enum": [
                null
              ]
            }
          ]
        },
        "settlement": {
          "oneOf": [
            {
              "properties": {
                "amount_micro_cents": {
                  "type": "integer"
                },
                "charged_amount_cents": {
                  "type": "integer"
                }
              },
              "required": [
                "charged_amount_cents",
                "amount_micro_cents"
              ],
              "type": "object",
              "unevaluatedProperties": false
            },
            {
              "enum": [
                null
              ]
            }
          ]
        }
      },
      "required": [
        "reservation",
        "settlement",
        "refund"
      ],
      "type": "object",
      "unevaluatedProperties": false
    },
    "error": {
      "type": "string"
    },
    "id": {
      "type": "string"
    },
    "status": {
      "enum": [
        "failed"
      ],
      "type": "string"
    }
  },
  "required": [
    "id",
    "status",
    "error",
    "billing"
  ],
  "type": "object",
  "unevaluatedProperties": false
}

Exemple de réponse

JSON 
{
  "billing": {
    "refund": null,
    "reservation": null,
    "settlement": null
  },
  "error": "Task processing failed.",
  "id": "tsk_reference_demo",
  "status": "failed"
}
08

Rappel client : terminé

HTTP 200

POST callback_url

Schéma de réponse
JSON 
{
  "properties": {
    "id": {
      "type": "string"
    },
    "status": {
      "enum": [
        "completed"
      ],
      "type": "string"
    },
    "track": {
      "properties": {
        "audio_url": {
          "type": "string",
          "x-runapi-generated-media": true
        },
        "duration": {
          "type": "number"
        },
        "id": {
          "type": "string"
        },
        "image_url": {
          "type": "string",
          "x-runapi-generated-media": true
        },
        "lyrics": {
          "type": "string"
        },
        "model_name": {
          "type": "string"
        },
        "stream_audio_url": {
          "type": "string",
          "x-runapi-generated-media": true
        },
        "tags": {
          "items": {
            "type": "string"
          },
          "type": "array"
        },
        "title": {
          "type": "string"
        }
      },
      "required": [
        "id"
      ],
      "type": "object",
      "unevaluatedProperties": false
    }
  },
  "required": [
    "id",
    "status",
    "track"
  ],
  "type": "object",
  "unevaluatedProperties": false
}

Exemple de réponse

JSON 
{
  "id": "tsk_reference_demo",
  "status": "completed",
  "track": {
    "audio_url": "https://file.runapi.ai/reference-audio.mp3",
    "id": "audio_replaced_section"
  }
}
09

Rappel client : échoué

HTTP 200

POST callback_url

Schéma de réponse
JSON 
{
  "properties": {
    "error": {
      "oneOf": [
        {
          "type": "string"
        },
        {
          "properties": {
            "code": {
              "type": "string"
            },
            "limit_cents": {
              "type": "integer"
            },
            "message": {
              "type": "string"
            },
            "reset_at": {
              "format": "date-time",
              "type": [
                "string",
                "null"
              ]
            },
            "used_cents": {
              "type": "integer"
            },
            "window": {
              "enum": [
                "1h",
                "1d",
                "7d",
                "daily",
                "weekly",
                "monthly",
                "lifetime"
              ],
              "type": "string"
            }
          },
          "required": [
            "code",
            "message"
          ],
          "type": "object",
          "unevaluatedProperties": false
        }
      ]
    },
    "id": {
      "type": "string"
    },
    "status": {
      "enum": [
        "failed"
      ],
      "type": "string"
    }
  },
  "required": [
    "id",
    "status",
    "error"
  ],
  "type": "object",
  "unevaluatedProperties": false
}

Exemple de réponse

JSON 
{
  "error": {
    "code": "generation_failed",
    "message": "Task processing failed."
  },
  "id": "tsk_reference_demo",
  "status": "failed"
}
10

Erreurs

HTTP 401

POST /api/v1/suno/replace_section

Schéma de réponse
JSON 
{
  "properties": {
    "error": {
      "description": "Message d'erreur lisible par l'humain.",
      "type": "string"
    }
  },
  "required": [
    "error"
  ],
  "type": "object",
  "unevaluatedProperties": false
}

Exemple de réponse

JSON 
{
  "error": "Authentication required"
}
11

Erreurs

HTTP 401

GET /api/v1/suno/replace_section/:id

Schéma de réponse
JSON 
{
  "properties": {
    "error": {
      "description": "Message d'erreur lisible par l'humain.",
      "type": "string"
    }
  },
  "required": [
    "error"
  ],
  "type": "object",
  "unevaluatedProperties": false
}

Exemple de réponse

JSON 
{
  "error": "Authentication required"
}
12

Erreurs

HTTP 400

POST /api/v1/suno/replace_section

Schéma de réponse
JSON 
{
  "oneOf": [
    {
      "properties": {
        "error": {
          "description": "Message d'erreur lisible par l'humain.",
          "type": "string"
        }
      },
      "required": [
        "error"
      ],
      "type": "object",
      "unevaluatedProperties": false
    },
    {
      "properties": {
        "error": {
          "description": "Résumé de validation lisible par l'humain.",
          "type": "string"
        },
        "errors": {
          "additionalProperties": {
            "items": {
              "type": "string"
            },
            "type": "array"
          },
          "description": "Messages de validation indexés par champ de requête public, avec un tableau de chaînes lisibles par l'humain pour chaque champ.",
          "type": "object"
        }
      },
      "required": [
        "error",
        "errors"
      ],
      "type": "object",
      "unevaluatedProperties": false
    }
  ]
}

Exemple de réponse

JSON 
{
  "error": "model must be one of: "
}
13

Erreurs

HTTP 402

POST /api/v1/suno/replace_section

Schéma de réponse
JSON 
{
  "properties": {
    "error": {
      "description": "Message d'erreur lisible par l'humain.",
      "type": "string"
    }
  },
  "required": [
    "error"
  ],
  "type": "object",
  "unevaluatedProperties": false
}

Exemple de réponse

JSON 
{
  "error": "Insufficient balance"
}
14

Erreurs

HTTP 429

POST /api/v1/suno/replace_section

Schéma de réponse
JSON 
{
  "properties": {
    "error": {
      "description": "Message d'erreur lisible par l'humain.",
      "type": "string"
    }
  },
  "required": [
    "error"
  ],
  "type": "object",
  "unevaluatedProperties": false
}

Exemple de réponse

JSON 
{
  "error": "API key credit limit exceeded"
}
15

Erreurs

HTTP 409

POST /api/v1/suno/replace_section

Schéma de réponse
JSON 
{
  "properties": {
    "error": {
      "description": "Message d'erreur lisible par l'humain.",
      "type": "string"
    }
  },
  "required": [
    "error"
  ],
  "type": "object",
  "unevaluatedProperties": false
}

Exemple de réponse

JSON 
{
  "error": "The request uses features that are not supported for the selected model"
}
16

Erreurs

HTTP 429

POST /api/v1/suno/replace_section

Schéma de réponse
JSON 
{
  "properties": {
    "error": {
      "description": "Message d'erreur lisible par l'humain.",
      "type": "string"
    }
  },
  "required": [
    "error"
  ],
  "type": "object",
  "unevaluatedProperties": false
}

Exemple de réponse

JSON 
{
  "error": "Rate limit reached. Please retry later."
}
17

Erreurs

HTTP 503

POST /api/v1/suno/replace_section

Schéma de réponse
JSON 
{
  "properties": {
    "error": {
      "description": "Message d'erreur lisible par l'humain.",
      "type": "string"
    }
  },
  "required": [
    "error"
  ],
  "type": "object",
  "unevaluatedProperties": false
}

Exemple de réponse

JSON 
{
  "error": "Service under maintenance, please try again later"
}
18

Erreurs

HTTP 504

POST /api/v1/suno/replace_section

Schéma de réponse
JSON 
{
  "properties": {
    "error": {
      "description": "Message d'erreur lisible par l'humain.",
      "type": "string"
    }
  },
  "required": [
    "error"
  ],
  "type": "object",
  "unevaluatedProperties": false
}

Exemple de réponse

JSON 
{
  "error": "The request timed out"
}
19

Erreurs

HTTP 404

GET /api/v1/suno/replace_section/:id

Schéma de réponse
JSON 
{
  "properties": {
    "error": {
      "description": "Message d'erreur lisible par l'humain.",
      "type": "string"
    }
  },
  "required": [
    "error"
  ],
  "type": "object",
  "unevaluatedProperties": false
}

Exemple de réponse

JSON 
{
  "error": "Task with id 'tsk_reference_demo' not found"
}
20

Exemples de code générés

Utilisez directement cURL, ou installez un SDK pour votre langage. Chaque exemple soumet la requête validée indiquée dans cette référence.

Installer

Shell 
pip install runapi-suno
PYTHON 
import os
from runapi.suno import SunoClient

client = SunoClient(api_key=os.environ["RUNAPI_API_KEY"])
task = client.replace_section.create(
  upload_url="https://file.runapi.ai/source-audio.mp3",
  model="suno-v5",
  lyrics="New words for this section.",
  tags="acoustic pop",
  title="City Lights",
  infill_start_time=10,
  infill_end_time=20,
  full_lyrics="City lights reflect in the rain. New words for this section."
)