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.
74B35B
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.
—256k
API pricingUSD per 1M tokens · lower wins
Input priceWhat you pay for everything you send the model — your question, plus any documents or earlier conversation you include with it.
—$0.375
Output priceWhat you pay for the text the model writes back. It is normally the dearer half: producing an answer costs more than reading one.
—$2.25
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.
—$0.05Darkbloom
Cheapest outputLowest output rate across every provider on OpenRouter, the lab included. May come from a different provider than the cheapest input.
—$0.70Darkbloom
—$45.00Darkbloom · fp4
Benchmarks
GPQA DiamondScience — Graduate-level science questions in biology, physics, and chemistry — hard enough that subject-matter PhDs score around 65%. Higher is better.
86.43%86%
Overview
CompanyNVIDIAQwen
Release dateOct 15 2026Apr 16 2026
AccessOpen WeightOpen Weight
Model detailsView modelView model

Frequently asked questions

Nemotron 3.5 Bolt 74B leads Qwen3.6 on 1 of the 1 benchmark they both report (GPQA Diamond). Only Qwen3.6 has a verified first-party API price: $0.375 per million input tokens and $2.25 per million output tokens. No pay-as-you-go API rate is tracked for Nemotron 3.5 Bolt 74B. Qwen3.6 shipped 182 days before Nemotron 3.5 Bolt 74B, so benchmark comparisons should account for the intervening progress.

Nemotron 3.5 Bolt 74B has 74B parameters, while Qwen3.6 has 35B.

On GPQA Diamond, Nemotron 3.5 Bolt 74B leads at 86.43% vs Qwen3.6 at 86%.