{
  "chart": {
    "name": "Spotify Top 50 — Global, first ten positions",
    "retrieved_at": "2026-09-10",
    "url": "https://open.spotify.com/embed/playlist/37i9dQZEVXbMDoHDwVN2tF",
    "note": "Live playlist snapshot, not a claim that the chart measures September 10 streams. Rankings change as Spotify refreshes the playlist.",
    "top10": [
      "BbY WOW — KAROL G, Judeline, rusowsky",
      "Earrings — Malcolm Todd",
      "Beauty And A Beat — Justin Bieber, Nicki Minaj",
      "Loser — Tame Impala",
      "The One That Got Away — Katy Perry",
      "the cure — Olivia Rodrigo",
      "back to friends — sombr",
      "Self Aware — Temper City",
      "Love Me Not — Ravyn Lenae",
      "Ain't In LA — ADÉLA"
    ]
  },
  "method": "One initial generation per endpoint and prompt. Target 30 seconds when the API supports duration; retain complete native output and measure actual duration. Same style prompt across endpoints, adapted only to their documented field names. Original lyrics supplied where required/supported; instrumental-only models judged on arrangement, not vocal performance. No original recordings, melodies, lyrics or voice clones are inputs. Tempo, key and arrangement below are creative test settings, not measured facts about the reference recordings. Reference-conditioned MiniMax v1 is a separate lane, using the corresponding original ACE-Step output. One sample per cell cannot establish statistical superiority.",
  "prompts": [
    {
      "id": "01-after-hours",
      "title": "After-hours signal",
      "reference": "BbY WOW",
      "artist": "KAROL G · Judeline · rusowsky",
      "rank": 1,
      "palette": "Digital dancehall / Spanish-language club pop",
      "context": "The reference interpolates the Jamaican Coolie Dance riddim, a 2003 production by Scatta and Everton Burrell. This test uses the broader digital-dancehall vocabulary with a new rhythm and melody. Colombian pop and Spain's alternative electronic scene describe the collaborators' musical context; they do not imply a generic ethnic sound or a requirement to add flamenco instruments.",
      "sources": [
        "https://los40.com/2026/08/24/te-suena-bby-wow-el-sample-de-karol-g-que-ya-utilizaron-pitbull-beny-jr-y-cruz-cafune/"
      ],
      "prompt": "Create an original compact club-pop composition, approximately 30 seconds. Tempo 122 BPM, 4/4, F-sharp minor. Style: early-2000s digital dancehall meeting contemporary Spanish-language alternative pop; nocturnal, playful, sleek and intimate. Rhythm: a newly composed syncopated kick-and-snare pattern with asymmetric accents, dry rimshots, sparse metallic cowbell and clipped hand percussion; a rounded sub-bass answers the drums with deliberate rests. Instrumentation: short woody synth plucks, a thin detuned lead answering each phrase, airy filtered pads and tiny reverse swells. Keep the arrangement spacious so the bass and percussion remain distinct. Musical lineage: Jamaican sound-system dancehall production and its transatlantic dialogue with Colombian urban pop and Spain's experimental electronic-pop scene. Express those references through syncopation, timbre and negative space; invent a fresh groove. If vocals are supported, use a soft adult female lead singing the supplied original Spanish lines, close-miked with restrained doubles and brief call-and-response; otherwise let the plucked lead carry a new melodic hook. Arrangement: 0-4 seconds percussion pickup; 4-14 seconds bass and main phrase; 14-25 seconds brighter hook with layered percussion; 25-30 seconds a clean resolving tag. Tight low end, dry transients, subtle stereo detail, no crowd noise. Compose new melodies and rhythms; no recognizable samples or imitation of a named singer.",
      "lyrics": "[verse]\nCruza la luz por el cristal\nLa calle empieza a respirar\nGuardo un destello para ti\nY dejo el ruido por ahí\n[chorus]\nGira la noche alrededor\nSomos un pulso de color\nSuelta la prisa, ven aquí\nQue queda cielo por abrir"
    },
    {
      "id": "02-neon-current",
      "title": "Neon current",
      "reference": "Beauty And A Beat",
      "artist": "Justin Bieber · Nicki Minaj",
      "rank": 3,
      "palette": "2010s electropop / festival house",
      "context": "Early-2010s international pop's crossover with European electro-house production: bright synthesizers, a firm dance pulse, build-and-release dynamics, and a pop/rap handoff. House has roots in Black and queer Chicago club culture; the test treats this as musical history rather than an identity cue for the vocalist.",
      "sources": [
        "https://www.allmusic.com/album/beauty-and-a-beat-mw0002464738"
      ],
      "prompt": "Create an original compact euphoric electropop track, approximately 30 seconds. Tempo 128 BPM, 4/4, C major. Style: early-2010s radio dance-pop crossed with European electro-house and festival production. A strong four-on-the-floor kick anchors bright offbeat open hats, crisp claps on beats two and four, short fills and an elastic octave-moving synth bass. Instrumentation: wide stacked sawtooth chords, sparkling high arpeggios, a rubbery monophonic synth response, short piano accents and controlled white-noise risers. The hook must be newly composed, singable and optimistic. Musical context: the international pop adaptation of club house, with its Black and queer Chicago roots, plus European electronic production and the American pop/rap feature tradition. Translate this into groove and arrangement, not accents or identity imitation. If vocals are supported, use a clear adult male pop tenor on the supplied original English lines, restrained harmonies and a brief rhythmically spoken response; otherwise give the hook to the lead synthesizer. Arrangement: 0-5 seconds filtered chords; 5-13 seconds groove and melody; 13-17 seconds rising snare build and one-beat stop; 17-27 seconds full bright hook; 27-30 seconds a resolved final hit. Audible sidechain breathing without masking the melody; clean bass separation, glossy stereo mix, no crowd or DJ tags. Use original words and notes, with no borrowed topline, recognizable sample or named voice imitation.",
      "lyrics": "[verse]\nWindows open to the sparks\nWe draw a sunrise in the dark\nEvery step becomes a light\nAnother color comes alive\n[chorus]\nSend that current through the room\nLet the silver morning bloom\nHands up high, the sky is clear\nAll the colors meet us here"
    },
    {
      "id": "03-soft-focus",
      "title": "Soft-focus orbit",
      "reference": "Loser",
      "artist": "Tame Impala",
      "rank": 4,
      "palette": "Psychedelic synth-funk / hazy disco pop",
      "context": "A new composition drawing on the reference's funk-inflected, psychedelic electronic palette. The wider Deadbeat-era context includes Western Australian outdoor dance gatherings and house music. These are contextual references, not a claim that Loser uses a particular traditional or Indigenous instrument.",
      "sources": [
        "https://www.sonymusic.ca/press_release/tame-impala-releases-loser",
        "https://www.jambase.com/article/tame-impala-loser-video-joe-keery"
      ],
      "prompt": "Create an original compact psychedelic synth-funk composition, approximately 30 seconds. Tempo 112 BPM, 4/4, B minor, with a gently lazy pocket and bittersweet self-reflection under a danceable surface. Rhythm: steady dry kick, compressed backbeat, lightly swung sixteenth-note hats and occasional muted tom fills. Instrumentation: a prominent warm rounded syncopated bass riff with octave answers; gritty palm-muted electric guitar through gentle phaser; blinking analog synth notes; detuned sustained chords and soft tape-like saturation. Keep the bass melodic but write a completely new riff. Musical lineage: African-American funk and disco rhythm vocabulary, psychedelic studio manipulation and contemporary Western Australian electronic pop; the surrounding dance-culture reference is outdoor communal listening, expressed through hypnotic repetition rather than generic ethnic ornament. If vocals are supported, use a light adult male upper-register vocal on the supplied original English lines, subtle doubled phrases and dreamy delay, with a distinct new singer identity; otherwise use a soft analog lead. Arrangement: 0-4 seconds bass-and-drum entrance; 4-14 seconds sparse guitar and verse texture; 14-25 seconds harmonically wider hook and answering synth; 25-30 seconds a descending original phrase and short tape-style tail. Warm punch, restrained stereo phasing, intelligible midrange and a stable low end. No recognizable melody, sampled recording or named singer imitation.",
      "lyrics": "[verse]\nI left my watch beside the door\nThe hours move across the floor\nA little doubt, a little glow\nI take the long way going home\n[chorus]\nRound the corner of my mind\nThere is room to leave behind\nEvery shadow, every line\nI can move in my own time"
    }
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          "format_long_name": "QuickTime / MOV",
          "start_time": "0.000000",
          "duration": "30.023220",
          "size": "1129021",
          "bit_rate": "300839",
          "probe_score": 100,
          "tags": {
            "major_brand": "iso5",
            "minor_version": "512",
            "compatible_brands": "iso5iso6mp41",
            "encoder": "Lavf58.76.100"
          }
        }
      },
      "bytes": 1129021,
      "sha256": "88cc3f53eb5375a5e99af833c30503fffaed5dcbc757da91dadd64df1fc23c51",
      "elapsed_seconds": 17.22
    }
  ],
  "catalogued_endpoints": 31,
  "other_endpoints": [
    {
      "model": "fal-music-ace-step-audio-to-audio",
      "endpoint_id": "fal-ai/ace-step/audio-to-audio",
      "reason": "Editing/continuation requires an input recording; registered separately."
    },
    {
      "model": "fal-music-stable-audio-25-audio-to-audio",
      "endpoint_id": "fal-ai/stable-audio-25/audio-to-audio",
      "reason": "Editing/continuation requires an input recording; registered separately."
    },
    {
      "model": "fal-music-stable-audio-25-inpaint",
      "endpoint_id": "fal-ai/stable-audio-25/inpaint",
      "reason": "Editing/continuation requires an input recording; registered separately."
    },
    {
      "model": "fal-music-stable-audio-3-small-music-audio-inpainting",
      "endpoint_id": "fal-ai/stable-audio-3/small/music/audio-inpainting",
      "reason": "Editing/continuation requires an input recording; registered separately."
    },
    {
      "model": "fal-music-stable-audio-3-small-music-audio-outpainting",
      "endpoint_id": "fal-ai/stable-audio-3/small/music/audio-outpainting",
      "reason": "Editing/continuation requires an input recording; registered separately."
    },
    {
      "model": "fal-music-stable-audio-3-small-music-audio-to-audio",
      "endpoint_id": "fal-ai/stable-audio-3/small/music/audio-to-audio",
      "reason": "Editing/continuation requires an input recording; registered separately."
    },
    {
      "model": "fal-music-stable-audio-3-small-music-base-audio-inpainting",
      "endpoint_id": "fal-ai/stable-audio-3/small/music/base/audio-inpainting",
      "reason": "Editing/continuation requires an input recording; registered separately."
    },
    {
      "model": "fal-music-stable-audio-3-small-music-base-audio-outpainting",
      "endpoint_id": "fal-ai/stable-audio-3/small/music/base/audio-outpainting",
      "reason": "Editing/continuation requires an input recording; registered separately."
    },
    {
      "model": "fal-music-stable-audio-3-small-music-base-audio-to-audio",
      "endpoint_id": "fal-ai/stable-audio-3/small/music/base/audio-to-audio",
      "reason": "Editing/continuation requires an input recording; registered separately."
    }
  ],
  "unavailable": [
    {
      "endpoint_id": "sonauto/v2/text-to-music",
      "reason": "Official launch link exists, but current fal catalogue has no Sonauto listing and OpenAPI returned HTTP 404 on 2026-09-10."
    }
  ],
  "state": "partial",
  "seed": 20260910,
  "updated_at": "2026-09-10T20:09:16Z"
}