Gemini 3.1 Pro Custom Tools vs Muse Spark
Google vs Meta — benchmarks, pricing, and capabilities side by side.
- •Muse Spark is cheaper ($0.00 vs $2.00 per 1M input)
| Gemini 3.1 Pro Custom Tools | Muse Spark | |
|---|---|---|
| Intelligence index | — | 88.4 |
| Developer | Meta | |
| Type | Multimodal | Multimodal |
| Access | API only | API only |
| Context window | 1,048,756 tokens | — |
| Input price | $2.00 / 1M | $0.00 / 1M |
| Output price | $12.00 / 1M | $0.00 / 1M |
| Speed | — | — |
| Released | February 25, 2026 | April 8, 2026 |
| Parameters | — | — |
| Input modalities | Text, Audio, Image, Video | Text, Image |
| Output modalities | Text | Text |