NVIDIA: Llama 3.1 Nemotron Ultra 253B v1 API
About
Build advanced reasoning agents with NVIDIA: Llama 3.1 Nemotron Ultra 253B v1, a specialized AI model optimized for complex logic and chain-of-thought tasks. This model delivers cost-effective pricing at $0.60/1M input and $1.80/1M output tokens, open weights architecture. Access NVIDIA: Llama 3.1 Nemotron Ultra 253B v1 via the Kilo Gateway API with up to 131K output tokens.
Capabilities
Input Modalities
text
Output Modalities
text
Reasoning
Yes
Structured Output
No
Tool Use
No
WeightsOpen
Limits
Context Window
131K
Tokens
Input Limit
131K
Tokens
Max Output
131K
Tokens
Pricing
Standard (per 1M tokens)
Input
$0.60
Output
$1.80
Frequently Asked Questions
NVIDIA: Llama 3.1 Nemotron Ultra 253B v1 by Kilo Gateway costs $0.60 per 1M input tokens and $1.80 per 1M output tokens.
Model Details
ID
nvidia/llama-3.1-nemotron-ultra-253b-v1
Provider
Kilo GatewayFamily
Release Date
Apr 8, 2025
Knowledge Cutoff
N/A
API Integration
NPM Package
@ai-sdk/openai-compatible
Environment Variables
KILO_API_KEY
API Base URL
https://api.kilo.ai/api/gateway