Muse Spark 1.3 (muse-spark-1.3) is a chat model from meta with a 1.0M-token context window; proprietary (API-only); capabilities tools, vision, reasoning; input audio, image, pdf, text, video; output text.
1.0MContext
131.1KMax output
$1.25$ / 1M in
36.6Intelligence
123.9tok / s
Pricing
Input
$1.25 / 1M tokens
Output
$4.25 / 1M tokens
Currency
USD
Note
Indicative US list price — verify with the vendor.
Indicative US list price — a reference only, verify with the vendor. Source: models-dev. Last verified 2026-10-30.
Benchmarks
Intelligence index
36.6
Cited from a public third-party leaderboard — a reference, verify at the source. Source: Artificial Analysis. Last verified 2026-11-05.
Performance
Throughput
123.9 tokens/s
Latency (TTFT)
42.09 s
Cited speed metrics — a reference, verify at the source. Source: Artificial Analysis. Last verified 2026-11-05.