Compare AI models

Specifications
Parameters
—125B
Context window
128k262k
API pricing
Input price
$15.00—
Output price
$60.00—
Cached input price
$7.50—
Benchmarks
GPQA Diamond
73.3%91.7%
Overview
CompanyOpenAIQwen
Release dateSep 12 2024Aug 26 2026
AccessClosedOpen Weight
Model detailsView modelView model

Frequently asked questions

Qwen3.8-Flash-Next leads o1-preview on 1 of the 1 benchmark they both report (GPQA Diamond). Only o1-preview has a verified first-party API price: $15.00 per million input tokens and $60.00 per million output tokens. No pay-as-you-go API rate is tracked for Qwen3.8-Flash-Next. o1-preview shipped 713 days before Qwen3.8-Flash-Next, so benchmark comparisons should account for the intervening progress.

Context windows are 128k (o1-preview) vs 262k (Qwen3.8-Flash-Next). o1-preview is closed, while Qwen3.8-Flash-Next is open weight.

On GPQA Diamond, Qwen3.8-Flash-Next leads at 91.7% vs o1-preview at 73.3%.