NVIDIA/ Nemotron
Llama 3.1 Nemotron Ultra 253B
nvidia/nemotron/llama-3-1-nemotron-ultra-253b
Flagship Nemotron model for high-throughput reasoning and complex agents
Released
2025-04-07
Context window
128K
Max output
8.2K
Weights
Open weight
Modalities
Input
Text
Output
Text
Identity
- Version
- llama-3.1-nemotron-ultra-253b
- Aliases
- Llama 3.1 Nemotron Ultra 253B
Resources
Providers
| Provider | Provider model ID | Protocol | Context | Max output | Input | Output | Capabilities | Notes | Pricing | Streaming |
|---|---|---|---|---|---|---|---|---|---|---|
| LLM Gateway | llama-3.1-nemotron-ultra-253b | openai_chat | 128K | 8.2K | Text | Text | ReasoningTool callTemperatureOpen weight | - | input $0.6/M output $1.8/M | Yes |
Capabilities
ReasoningTool callTemperatureOpen weight