Compare AI models

Specifications
ParametersThe learned values that shape how a model responds. B means billion and T means trillion. For mixture-of-experts models, the total count is larger than the number active for each token. Parameter count alone does not measure quality.
12B550B
Context windowHow much information the model can work with in one request, measured in tokens — pieces of words or other data. This includes your question, attachments, conversation and reply. Limits can vary by model variant and provider.
128k1M
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.
—$0.40DeepInfra
Cheapest outputLowest output rate across every provider on OpenRouter, the lab included. May come from a different provider than the cheapest input.
—$1.76DeepInfra
—$210DeepInfra · fp4
These models have no shared benchmark scores.
Overview
CompanyMistralNVIDIA
Release dateSep 11 2024Jun 4 2026
AccessOpen WeightOpen Source
Model detailsView modelView model

Frequently asked questions

Pixtral 24.09 and Nemotron 3 Ultra don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Pixtral 24.09 shipped 631 days before Nemotron 3 Ultra, so benchmark comparisons should account for the intervening progress.

Pixtral 24.09 has 12B parameters, while Nemotron 3 Ultra has 550B. Context windows are 128k (Pixtral 24.09) vs 1M (Nemotron 3 Ultra). Pixtral 24.09 is open weight, while Nemotron 3 Ultra is open source.

Direct benchmark comparisons are unavailable — Pixtral 24.09 and Nemotron 3 Ultra don't publish scores on any of the same benchmarks.