Compare AI models

Specifications
ParametersA rough measure of how big the model is. More parameters usually means more capable and more expensive to run, though it is a poor guide on its own — a smaller, newer model often beats a larger, older one.
—120B
Context windowHow much text the model can hold in mind at once — your question, any documents you attach, the conversation so far, and its own reply. Go past it and the earliest part falls out of view.
—1M
API pricingUSD per 1M tokens · lower wins
Cheapest inputLowest input rate across every provider on OpenRouter, the lab included. The cheapest endpoint may run a quantised build or a shorter context — see "Available from" on the model page.
$0.0238OpenInference—
Cheapest outputLowest output rate across every provider on OpenRouter, the lab included. May come from a different provider than the cheapest input.
$0.18Decart—
$27.00Decart · fp4—
Benchmarks
Terminal-Bench 2.1Agentic terminal coding — Can the AI work in a command-line terminal — running commands and finishing technical setup tasks the way a developer would? Higher is better.
90.6%66.7%
GPQA DiamondScience — Graduate-level science questions in biology, physics, and chemistry — hard enough that subject-matter PhDs score around 65%. Higher is better.
90.9%89.52%
Overview
CompanyDeepSeekNVIDIA
Release dateSep 10 2026Oct 15 2026
AccessOpen WeightOpen Weight
Model detailsView modelView model

Frequently asked questions

DeepSeek-V4.1-Flash leads Nemotron 3.5 Super VL on 2 of the 2 benchmarks they both report (Terminal-Bench 2.1, GPQA Diamond). DeepSeek-V4.1-Flash shipped 35 days before Nemotron 3.5 Super VL, so benchmark comparisons should account for the intervening progress.

Published specifications for these two models are limited — see each model page for the latest details.

On Terminal-Bench 2.1, DeepSeek-V4.1-Flash leads at 90.6% vs Nemotron 3.5 Super VL at 66.7%. On GPQA Diamond, DeepSeek-V4.1-Flash leads at 90.9% vs Nemotron 3.5 Super VL at 89.52%.