SPECS
| context window | 1,048,576 tokens |
|---|---|
| max output | 943,718 tokens |
| price in / out | $1.25 / $4.25 per 1M tokens |
| weights | closed |
openrouter.ai/api/v1/models (as of 2026-11-15)
MODEL / MUSE-SPARK-1-3
Muse Spark 1.3
Meta's frontier — reported 75.4% DeepSWE v1.1 at max reasoning.
model
textcodereasoning
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Access—
Pricing—
Free tier—
Caps3
PUBLISHED BENCHMARKS
| deepSwe | 75.4 |
|---|---|
| aaIndex | 36.6 |
| aaCodingIndex | 75.8 |
| aaAgenticIndex | 55.5 |
Meta reported · 2026-09
MACHINE-READABLE
GET /api/v1/resources/muse-spark-1-3Open JSON ↗