AA-Briefcase
1.1 / combined Elo ↗- Muse Spark 1.3:
- GPT-6 Astra:
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Updated: Data as of:
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Model specifications
| Specifications |  Muse Spark 1.3Meta |  GPT-6 AstraOpenAI |
|---|---|---|
| Provider | ||
| Context sizetokens | 1,048,576 | 1,000,000 |
| Cutoff date | Not reported | 2026-04-30 |
| Input costUSD / 1M tokens | $1.25 | $10.00 |
| Output costUSD / 1M tokens | $4.25 | $50.00 |
| Max outputtokens | Not reported | 128,000 |
| LatencyTTFT · seconds | 45.675 | 365.127 |
| Speedtokens / sec | 195.207 | 70.564 |
Benchmark performance
16 shared benchmark comparisons. Versions and setups matched.
Muse Spark 1.3GPT-6 Astra
AutomationBench
1.0.6 / Zapier held-out private set ↗- Muse Spark 1.3:
- GPT-6 Astra:
AutomationBench-AA
1.0.6 / AA private 657 ↗Tools enabled- Muse Spark 1.3:
- GPT-6 Astra:
- Muse Spark 1.3:
- GPT-6 Astra:
GDPval-AA
2.1 ↗- Muse Spark 1.3:
- GPT-6 Astra:
GPQA Diamond
Diamond / Independent evaluation ↗- Muse Spark 1.3:
- GPT-6 Astra:
HLE-Diamond
1,000 questions / no tools ↗No tools- Muse Spark 1.3:
- GPT-6 Astra:
LiveBench: Agentic
2.0 / 2026-10-25 ↗- Muse Spark 1.3:
- GPT-6 Astra:
LiveBench: Browser Use
2.0 / 2026-10-25 ↗- Muse Spark 1.3:
- GPT-6 Astra:
LiveBench: Coding
2.0 / 2026-10-25 ↗- Muse Spark 1.3:
- GPT-6 Astra:
LiveBench: Data Analysis
2.0 / 2026-10-25 ↗- Muse Spark 1.3:
- GPT-6 Astra:
LiveBench: Design
2.0 / 2026-10-25 ↗- Muse Spark 1.3:
- GPT-6 Astra:
LiveBench: Reasoning
2.0 / 2026-10-25 ↗- Muse Spark 1.3:
- GPT-6 Astra:
LiveBench: Research
2.0 / 2026-10-25 ↗- Muse Spark 1.3:
- GPT-6 Astra:
Terminal-Bench
4.0 / mini-swe-agent ↗mini-swe-agent- Muse Spark 1.3:
- GPT-6 Astra:
Terminal-Bench
4.0 ↗- Muse Spark 1.3:
- GPT-6 Astra:
