Muse Spark 1.2
Last updated: August 11, 2026
Specs
| Vendor | Meta |
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| Released | August 5, 2026 |
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| Context window | 1.048576M tokens |
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| Input | $1.25 / M tokens |
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| Output | $4.25 / M tokens |
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Benchmarks
Strengths
- Frontier reasoning at a fraction of the flagship price
- Accepts text, images, audio, video and PDFs in a 1M-token window
- Weights released publicly, so it can be self-hosted and audited
Weaknesses
- Meta publishes its own benchmark suite, so cross-vendor comparison is hard
- Self-hosting a model this size needs serious GPU budget
Best for
- Agentic workloads over long documents
- Teams that need weights on their own infrastructure
- Multimodal pipelines mixing video and PDFs
Compare with other AI models