Muse Spark Open 816B-A42B NVFP4
Muse Spark Open 816B-A42B NVFP4 is Meta's language model. An NVFP4-quantized variant of Meta's large sparse Mixture-of-Experts multimodal model, enabling efficient inference for image-text-to-text reasoning tasks.
Capabilities
Input1/5
Text✓
Image·
Audio·
Video·
PDF·
Output1/5
Text✓
Image·
Audio·
Video·
Embedding·
Capabilities0/13
Reasoning·
Adaptive Reasoning·
Function Calling·
Parallel Function Calling·
Structured Outputs·
Native JSON Schema·
Web Search·
URL Context·
Computer Use·
Code Execution·
File Search·
Prompt Caching·
Assistant Prefill·
Cheapest Instances to Run It
Cloud GPU instances that can host Muse Spark Open 816B-A42B NVFP4, ranked by cheapest on-demand price. The model needs about 1958 GB of GPU memory at FP16 precision (estimated from its parameter count), so treat the fit as guidance rather than a guarantee.
All clouds
FP16 (full precision)
US Dollar ($)
Instance | Cloud | GPU | VRAM | Price | Cheapest region |
|---|---|---|---|---|---|
| p6-b300.48xlarge |  AWS | 8× B300 | 2149 GB | $142.42/hr |
Versions
| Version | Released | Context | Input / 1M | Output / 1M | Status |
|---|---|---|---|---|---|
| Muse Spark 1.3 | 1.0M | $1.25 | $4.25 | Available | |
| Muse Spark 1.3 Contributor | 1.0M | $0.100 | $0.200 | Available | |
| Muse Spark Open 816B-A42B NVFP4 | — | — | — | — | Current |
| Muse Spark Open 816B-A42B | — | 1.0M | $1.25 | $4.25 | Available |