Muse Spark 1.2vso1
Muse Spark 1.2 | o1 | |
|---|---|---|
| Specifications | ||
Context window | 1M | 200k |
| Benchmarks | ||
Agentic coding DeepSWE 1.1Artificial Analysis' independent test of deep, agentic software-engineering work — the AI has to plan and carry out substantial coding tasks end to end. (Version 1.1 of the test.) Higher is better. | 59.3% | — |
Agentic terminal coding Terminal-Bench 2.1Can the AI work in a command-line terminal — running commands and finishing technical setup tasks the way a developer would? Higher is better. | 82.9% | — |
Science GPQA DiamondGraduate-level science questions in biology, physics, and chemistry — hard enough that subject-matter PhDs score around 65%. Higher is better. | — | 75.7% |
| Overview | ||
| Company | Meta | OpenAI |
| Release date | Aug 5 2026 | Dec 5 2024 |
| Access | Proprietary | Proprietary |
Which is better: Muse Spark 1.2 or o1?
Muse Spark 1.2 and o1 don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. o1 shipped 608 days before Muse Spark 1.2, so benchmark comparisons should account for the intervening progress.
Context windows are 1M (Muse Spark 1.2) vs 200k (o1).
Direct benchmark comparisons are unavailable — Muse Spark 1.2 and o1 don't publish scores on any of the same benchmarks.
Frequently asked questions
Muse Spark 1.2 was released by Meta on Aug 5 2026.
o1 was released by OpenAI on Dec 5 2024.
Muse Spark 1.2 has a 1M context window; o1 has 200k.