Meta Parameter Count (816B)
Meta's largest listed model is Muse Spark Open at 816B parameters.
Data sourced from OpenRouter API and manual data collection | Last updated: Nov 3, 2026, 8:01 AM UTC
Mixture-of-experts models
| Model Name | Total | Active | Size Score | |
|---|---|---|---|---|
| 816B | 42B | 73 |
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Dense models
| Model Name | Total | Active | Size Score | |
|---|---|---|---|---|
| 30B | Undisclosed | 37 |
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Frequently asked questions
How many parameters do Meta models have?
Meta's largest listed model is Muse Spark Open at 816B parameters.