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Updated: Data as of:
First model
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Model specifications

Specifications for Muse Spark 1.1 and GPT-6 Astra. Prices and performance use the selected provider offering.
SpecificationsMuse Spark 1.1MetaGPT-6 AstraOpenAI
Provider
Context sizetokens1,048,5761,000,000
Cutoff dateNot reported2026-04-30
Input costUSD / 1M tokens$1.25$10.00
Output costUSD / 1M tokens$4.25$50.00
Max outputtokensNot reported128,000
LatencyTTFT · seconds12.875365.127
Speedtokens / sec294.83570.564

Benchmark performance

7 shared benchmark comparisons. Versions and setups matched.

Muse Spark 1.1GPT-6 Astra

GDPval-AA

2.1 ↗
  1. Muse Spark 1.1: 1,217.25 Elo
  2. GPT-6 Astra: 1,583.69 Elo