Jamba Large 1.7 is the latest model in the Jamba open family, offering improvements in grounding, instruction-following, and overall efficiency. Built on a hybrid SSM-Transformer architecture with a 256K context window, it delivers more acc…
Model details →AI21: Jamba Large 1.7 vs NVIDIA: Llama 3.1 Nemotron Ultra 253B v1
NVIDIA: Llama 3.1 Nemotron Ultra 253B v1 wins on 3 of 6 axes — pricing and capability skew in its favour for most workloads.
Llama-3.1-Nemotron-Ultra-253B-v1 is a large language model (LLM) optimized for advanced reasoning, human-interactive chat, retrieval-augmented generation (RAG), and tool-calling tasks. Derived from Meta’s Llama-3.1-405B-Instruct, it has bee…
Model details →Side-by-side comparison
| Capability | AI21: Jamba Large 1.7 | NVIDIA: Llama 3.1 Nemotron Ultra 253B v1 | Winner |
|---|---|---|---|
| Context window Maximum number of input tokens the model can attend to in a single request. | 256K | 131K | 🏆 AI21: Jamba Large 1.7 |
| Input price (per 1M) Cost per million input tokens billed by the provider. | $2.00 | $0.60 | 🏆 NVIDIA: Llama 3.1 Nemotron Ultra 253B v1 |
| Output price (per 1M) Cost per million output tokens billed by the provider. | $8.00 | $1.80 | 🏆 NVIDIA: Llama 3.1 Nemotron Ultra 253B v1 |
| Tool / function calling First-class support for emitting structured tool calls. | Yes | — | 🏆 AI21: Jamba Large 1.7 |
| Vision input Accepts image inputs alongside text. | — | — | Tie |
| Reasoning mode Internal chain-of-thought / extended-thinking support. | — | Yes | 🏆 NVIDIA: Llama 3.1 Nemotron Ultra 253B v1 |
Frequently asked questions
Is AI21: Jamba Large 1.7 better than NVIDIA: Llama 3.1 Nemotron Ultra 253B v1?
NVIDIA: Llama 3.1 Nemotron Ultra 253B v1 wins on 3 of 6 axes — pricing and capability skew in its favour for most workloads.
What's the price difference between AI21: Jamba Large 1.7 and NVIDIA: Llama 3.1 Nemotron Ultra 253B v1?
Input: $2.00 vs $0.60 per 1M tokens. Output: $8.00 vs $1.80 per 1M tokens.
What context windows do AI21: Jamba Large 1.7 and NVIDIA: Llama 3.1 Nemotron Ultra 253B v1 support?
AI21: Jamba Large 1.7 supports up to 256K tokens. NVIDIA: Llama 3.1 Nemotron Ultra 253B v1 supports up to 131K tokens.
Do both AI21: Jamba Large 1.7 and NVIDIA: Llama 3.1 Nemotron Ultra 253B v1 support tool calling?
AI21: Jamba Large 1.7: yes. NVIDIA: Llama 3.1 Nemotron Ultra 253B v1: not advertised.