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Jamba Large 1.7 vs Nemotron 3 Ultra

Detailed technical comparison between Jamba Large 1.7 (AI21 Labs) and Nemotron 3 Ultra (Nvidia). Review live API token pricing, context window capabilities, time-to-first-token latency, and verified benchmark scores side-by-side.

⚡ Executive Summary & Verdict

Comparison Snapshot

Jamba Large 1.7: 0 WinsvsNemotron 3 Ultra: 0 Wins
Context Leader

Nemotron 3 Ultra

512,288 tokens
Agentic Tool-Calling

Tie

Equal Capability
Lowest Latency (TTFT)

Tie

Equal Speed
Input Price Leader

Nemotron 3 Ultra

$0.50 / MTok
AI21 Labsactive

Jamba Large 1.7

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...

View Jamba Large 1.7 Full Specs →
Nvidiaactive

Nemotron 3 Ultra

NVIDIA Nemotron 3 Ultra is an open frontier-reasoning and orchestration model from NVIDIA, with 55B active parameters out of 550B total (MoE). Built on a hybrid Transformer-Mamba mixture-of-experts architecture, it...

View Nemotron 3 Ultra Full Specs →

Technical Specifications

🏆 = Superior Spec
SpecificationJamba Large 1.7Nemotron 3 Ultra
ProviderAI21 LabsNvidia
Context Window256,000 tokens512,288 tokens🏆
Agent SuitabilityNot yet benchmarkedNot yet benchmarked
Time to First Token (TTFT)No public TTFT dataNo public TTFT data
Deployment Modelmanaged apimanaged api
Production StabilityStable GA (est.)Beta Access (est.)
API AvailableYesYes
Released Date2025-08-082026-06-04

API Pricing Comparison

Input Price per Million Tokens

Jamba Large 1.7

$2.00

Nemotron 3 Ultra

$0.50

Output Price per Million Tokens

Jamba Large 1.7

$8.00

Nemotron 3 Ultra

$2.20

💡 Cost Ratio: Nemotron 3 Ultra is 4.0x cheaper per input token than Jamba Large 1.7.

Want to test both models live?

Run side-by-side prompt benchmarks in our dynamic multi-model Sandbox. Compare execution speeds, latency metrics, and compute actual costs in real-time.

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Benchmark Performance Metrics

Standardized Scores (0–100%)

Scores show verified raw accuracy percentages across standardized AI evaluation suites. Higher bars indicate superior performance in that domain.

MMLUGeneral knowledge & multi-task understanding
87.8%vs87.8%+0.0% Nemotron 3 Ultra
Jamba Large 1.7
Nemotron 3 Ultra
HumanEvalPython coding & logic synthesis
87.0%vs87.0%+0.0% Nemotron 3 Ultra
Jamba Large 1.7
Nemotron 3 Ultra
MATHComplex mathematical problem solving
68.2%vs68.2%+0.0% Nemotron 3 Ultra
Jamba Large 1.7
Nemotron 3 Ultra
GPQAGraduate-level expert reasoning
49.6%vs49.6%+0.0% Nemotron 3 Ultra
Jamba Large 1.7
Nemotron 3 Ultra
HellaSwagCommonsense reasoning and inference
85.4%vs85.4%+0.0% Nemotron 3 Ultra
Jamba Large 1.7
Nemotron 3 Ultra
MT-BenchMulti-turn conversation flow quality
9.1%vs9.1%+0.0% Nemotron 3 Ultra
Jamba Large 1.7
Nemotron 3 Ultra

Jamba Large 1.7 Quirks & Gotchas

No developer gotchas reported.

Nemotron 3 Ultra Quirks & Gotchas

No developer gotchas reported.

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