Nemotron 3 Ultra 550B A55B — free API access
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We currently found 2 free API options across 2 providers. Compare context windows, limits, and access terms.
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We group the same underlying model across API providers without merging provider-specific limits. Free tiers, speed, quotas, and availability depend on the platform, so verify the provider terms before production use.
2 models found
| № | Model | Power | Provider | Parameters | Context | Limit | |
|---|---|---|---|---|---|---|---|
| 1 |
NVIDIA: Nemotron 3 Ultra (free)
|
🚀 | OpenRouter | 550B | 1.0M | Free tier | Open |
| 2 |
Nemotron 3 Ultra 550b A55b
|
🚀 | NVIDIA Build | 550B | 1.0M | Free serverless inference for development; limits and model availability may change. | Open |