Compare AI models

Specifications
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.
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.
$0.07OpenInference—
Cheapest outputLowest output rate across every provider on OpenRouter, the lab included. May come from a different provider than the cheapest input.
$0.15Sail Research—
$27.70Sail Research · fp4—
These models have no shared benchmark scores.
Overview
CompanyDeepSeekSpaceXSI
Release dateOct 17 2026Aug 23 2025
AccessOpen WeightOpen Weight
Model detailsView modelView model

Frequently asked questions

DeepSeek-V4.1-Flash-1017 and Grok 2.5 don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Grok 2.5 shipped 420 days before DeepSeek-V4.1-Flash-1017, 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.

Direct benchmark comparisons are unavailable — DeepSeek-V4.1-Flash-1017 and Grok 2.5 don't publish scores on any of the same benchmarks.