Create app.py

app.py

@@ -0,0 +1,95 @@
+import gradio as gr
+import requests
+
+# -----------------------------
+# CONFIG
+# -----------------------------
+SUNO_API_BASE = "https://api.sunoapi.org"
+API_KEY = "YOUR_API_KEY_HERE"  # set via env in real use
+
+HEADERS = {
+    "Authorization": f"Bearer {API_KEY}",
+    "Content-Type": "application/json"
+}
+
+# -----------------------------
+# API HELPERS (minimal, clear)
+# -----------------------------
+
+def generate_lyrics(theme, style):
+    payload = {
+        "prompt": f"Theme: {theme}. Style: {style}."
+    }
+    r = requests.post(f"{SUNO_API_BASE}/lyrics/generate", json=payload, headers=HEADERS)
+    r.raise_for_status()
+    return r.json().get("lyrics", "")
+
+
+def generate_song(prompt, lyrics, model="v5"):
+    payload = {
+        "model": model,
+        "prompt": prompt,
+        "lyrics": lyrics
+    }
+    r = requests.post(f"{SUNO_API_BASE}/music/generate", json=payload, headers=HEADERS)
+    r.raise_for_status()
+    return r.json()
+
+
+def separate_vocals(song_id):
+    payload = {"song_id": song_id}
+    r = requests.post(f"{SUNO_API_BASE}/audio/separate", json=payload, headers=HEADERS)
+    r.raise_for_status()
+    return r.json()
+
+# -----------------------------
+# GRADIO LOGIC
+# -----------------------------
+
+def run_pipeline(style, theme, custom_lyrics):
+    # Step 1: lyrics
+    if not custom_lyrics.strip():
+        lyrics = generate_lyrics(theme, style)
+    else:
+        lyrics = custom_lyrics
+
+    # Step 2: song
+    song = generate_song(style, lyrics)
+    song_id = song.get("id")
+    audio_url = song.get("audio_url")
+
+    return lyrics, audio_url, song_id
+
+
+def run_separation(song_id):
+    result = separate_vocals(song_id)
+    return result.get("vocals_url"), result.get("instrumental_url")
+
+# -----------------------------
+# UI
+# -----------------------------
+
+with gr.Blocks(title="AI Music Instrument – Suno") as app:
+    gr.Markdown("# 🎵 AI Music Instrument (Suno API)\nTreat AI like a studio instrument, not a platform.")
+
+    with gr.Row():
+        style = gr.Textbox(label="Style / Genre", placeholder="old ballad, lute, choir, dark medieval")
+        theme = gr.Textbox(label="Theme", placeholder="fallen king, fate, prophecy")
+
+    lyrics_input = gr.Textbox(label="Custom Lyrics (optional)", lines=6)
+
+    run_btn = gr.Button("Generate Song")
+
+    lyrics_out = gr.Textbox(label="Lyrics Used", lines=8)
+    audio_out = gr.Audio(label="Generated Song", type="filepath")
+    song_id_out = gr.Textbox(label="Song ID")
+
+    gr.Markdown("## 🎚 Stem Separation")
+    sep_btn = gr.Button("Separate Vocals / Instrumental")
+    vocals_out = gr.Audio(label="Vocals Stem", type="filepath")
+    inst_out = gr.Audio(label="Instrumental Stem", type="filepath")
+
+    run_btn.click(run_pipeline, [style, theme, lyrics_input], [lyrics_out, audio_out, song_id_out])
+    sep_btn.click(run_separation, song_id_out, [vocals_out, inst_out])
+
+app.launch()