Nemotron 3.5 Models by NVIDIA AI

NVIDIA AIOpenMDW 1.1Open weights
NVIDIA AI releases · 20 in the last 12 months · this family litChangelog →
1 model2026Up to 1.05m ctx

Last refreshed 2026-10-05. Next refresh: weekly.

Details

ResearcherNVIDIA AI
Commercial useCommercial use: permitted
Models1
Released2026
Max context1.05m

Capabilities

ReasoningAll models
JSON / Tool useAll models

About

NVIDIA's Nemotron 3.5 generation of open models (successor to Nemotron 3). First text LLM in seed: Nemotron 3.5 Lightning (30B total / 3B active, up to 1M context), released 11 August 2026 under OpenMDW 1.1. NVIDIA also publishes Nemotron 3.5 Content Safety and Nemotron 3.5 ASR checkpoints (not seeded here).

Decision facts

Best fit
reasoningJSON / Tool usecoding
Capability starting point
Nemotron 3.5 Lightning with 1.05m context and reasoning and JSON / Tool use
Lowest tracked input
Not tracked
Closest related family
NemoGuard

Current Variants

Use-when guidance is based on each model's tracked capabilities, context window, release date, and replacement status.

1 in view

Use when the workload needs 1.05m context, reasoning, and JSON / Tool use.

2026-081.05m contextreasoningJSON / Tool use

Release Timeline

1 release group
2026-08
1 current
Nemotron 3.5 Lightning
1.05m contextreasoningJSON / Tool use
Current

Specifications(1 models)

Nemotron 3.5 model specifications comparison
ModelReleasedContextParametersReasoningJSON / Tool use
Nemotron 3.5 Lightning2026-081.05m30B (3B activated)YesYes