Lyrics generation with constraints you can inspect.

curl -X POST https://pixelforgehub.pro/api/lyrics/generate \
  -H "X-API-Key: lf_live_your_key" \
  -H "Content-Type: application/json" \
  -d '{
    "brief": {
      "language": "en",
      "genre": "Indie",
      "moods": ["Bittersweet", "Intimate"],
      "structure": "modern-pop",
      "bpm": 104,
      "energy": 6,
      "vocal": "Close-mic expressive lead",
      "perspective": "first-person",
      "explicitness": "clean",
      "variationCount": 1
    },
    "options": {
      "theme": "Leaving on the last train after choosing ambition over love",
      "rhymeScheme": "ABAB",
      "syllableTarget": 8,
      "linesPerSection": 4
    }
  }'

Stream while the model writes

Add "stream": true. A repair attempt emits a new reset event, so clients can replace the failed preview cleanly.

// Set stream: true and read one JSON object per line.
{"type":"reset","variation":1,"attempt":1,"message":"Writing the draft"}
{"type":"token","delta":"TITLE: Last Train\n"}
{"type":"result","drafts":[...],"model":"...","elapsedMs":4280}