Muse Spark 1.1 (Meta) vs Muse Spark Open
Both have similar output pricing. Choose Muse Spark 1.1 (Meta) or Muse Spark Open based on the trade-off between cost, context, and the benchmarks that matter for your use case.
| Spec | Muse Spark 1.1 (Meta) | Muse Spark Open |
|---|---|---|
| Provider | LLM Gateway | Meta |
| Input / 1M tokens | $1.25 | $1.25 |
| Output / 1M tokens | $4.25 | $4.25 |
| Context window | 1M | 1M |
| Parameters | — | — |
| Open weights | No | — |
| Released | Apr 2026 | — |
| LMArena WebDev Elo score | — | 1528 |
| Epoch Capabilities Index score | — | 155 |
FAQ
Is Muse Spark 1.1 (Meta) or Muse Spark Open cheaper?
Muse Spark 1.1 (Meta) and Muse Spark Open have comparable output pricing.
Which has the larger context window, Muse Spark 1.1 (Meta) or Muse Spark Open?
Both models offer a similar context window.
Pricing is indicative — confirm with the provider before production use. Highlighted values indicate the better figure for that row.