Compare AI models

Specifications
Parameters
30B125B
Context window
1M262k
API pricing
Cheapest input
$0.045Wafer—
Cheapest output
$0.13Wafer—
Benchmarks
GPQA Diamond
75.4%91.7%
Overview
CompanyNVIDIAQwen
Release dateAug 11 2026Aug 26 2026
AccessOpen SourceOpen Weight
Model detailsView modelView model

Frequently asked questions

Qwen3.8-Flash-Next leads Nemotron 3.5 Lightning on 1 of the 1 benchmark they both report (GPQA Diamond). Nemotron 3.5 Lightning shipped 15 days before Qwen3.8-Flash-Next, so benchmark comparisons should account for the intervening progress.

Nemotron 3.5 Lightning has 30B parameters, while Qwen3.8-Flash-Next has 125B. Context windows are 1M (Nemotron 3.5 Lightning) vs 262k (Qwen3.8-Flash-Next). Nemotron 3.5 Lightning is open source, while Qwen3.8-Flash-Next is open weight.

On GPQA Diamond, Qwen3.8-Flash-Next leads at 91.7% vs Nemotron 3.5 Lightning at 75.4%.