Compare AI Audio Generation (Music, SFX) 2025

AI music and SFX tools vary in quality, control, latency, and licensing. This guide compares popular options and shows how to call them through a unified API.

Pricing/limits change fast. Use this as a decision aid and verify provider docs before production.

At‑a‑glance

Feature comparison

Unified API examples

Suno AI — JavaScript

import axios from "axios";

const res = await axios.post(
  "https://api.coreapi.com/v1/suno/generate",
  {
    prompt: "Upbeat electronic pop, 120 BPM, bright synths, catchy melody, 30 seconds",
  },
  { headers: { Authorization: `Bearer ${process.env.CORE_API_KEY}` } }
);
console.log(res.data); // { url, id, ... }

Stable Audio — Python

import requests, os

r = requests.post(
    "https://api.coreapi.com/v1/stability/audio",
    json={
        "prompt": "Cinematic SFX, whoosh + hit, clean tail, 5 seconds",
        "format": "wav",
        "duration": 5,
        "sample_rate": 44100,
    },
    headers={"Authorization": f"Bearer {os.environ['CORE_API_KEY']}"},
)
open("sfx.wav", "wb").write(r.content)

Lyria 2 — JavaScript

import axios from "axios";

const res = await axios.post(
  "https://api.coreapi.com/v1/google/lyria2",
  {
    prompt: "Ambient piano with strings, soft dynamics, 45 seconds, no percussion",
  },
  { headers: { Authorization: `Bearer ${process.env.CORE_API_KEY}` }, responseType: "arraybuffer" }
);
// Save buffer to file

Choosing a provider

• Prefer Suno for quick, catchy tracks and ideation.
• Prefer Stable Audio for SFX/loops and format control.
• Prefer Lyria 2 for high‑fidelity compositions with genre guidance.
• Prefer Hailuo for cost‑sensitive, high‑volume workloads.