$ diff muse-spark-1-3 granite-4-2
Muse Spark 1.3 vs Granite 4.2
Values come from Muse Spark 1.3 and Granite 4.2, where each is cited to its source. This page states no benchmark result and ranks neither model — it puts two published specifications next to each other. Where a lab has not published a figure, the row says so rather than guessing.
Meta AIMuse Spark 1.3
- context
- 1M
- weights
- closed
- $/M in
- $1.25
- $/M out
- $4.25
- context
- 512K
- weights
- open
- $/M in
- —
- $/M out
- —
What actually differs
- Context window
- Muse Spark 1.3 takes 1M against 512K — modestly more room in a single request.
- Weights
- Granite 4.2 publishes weights (Apache 2.0); Muse Spark 1.3 is API-only. That decides self-hosting, air-gapped deployment and fine-tuning before any capability question does.
- Recency
- Muse Spark 1.3 shipped 8 days after Granite 4.2 (2026-09-02 vs 2026-08-25).
Full spec
| Attribute | Muse Spark 1.3 | Granite 4.2 |
|---|---|---|
| Developer | Meta AI | IBM |
| Released | 2026-09-02 | 2026-08-25 |
| Context window | 1,000,000 | 512K (30B); unknown (3B, 8B) |
| Pricing | Standard $1.25/M input · $4.25/M output · Contributor ≈$0.10/M input · ≈$0.20/M output | not applicable — open weights, no hosted rate published |
| License | proprietary | Apache 2.0 |
| Availability | Muse Code, Meta Model API | Hugging Face, Ollama, GitHub |