{
 "id": "meta/muse-spark-1.3-contributor",
 "slug": "meta-muse-spark-1-3-contributor",
 "display": "Meta: Muse Spark 1.3 Contributor",
 "listed": true,
 "first_seen": "2026-09-03",
 "last_seen": "2026-10-09",
 "observations": 26,
 "repricings": 0,
 "current": {
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  "blended": 0.125
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 "current_since": "2026-09-03",
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 "high": {
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 "change_points": [
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 "generated": "2026-10-09T11:30:13+00:00",
 "unit": "USD per 1M tokens; blended = (3 * input + output) / 4",
 "source": "OpenRouter public model listing via Wayback Machine snapshots (2023-07 to 2026-04) and LLMPI daily snapshots (2026-06 onward)"
}