← All open-weight models

Alibaba Qwen · General language

Qwen3.8-2.4T-A95B

The published base weights behind Qwen3.8-Max and the largest open-weight model in existence — text-only, thinking-mode-only, 262K native context (YaRN-extensible to ~1.01M). Note it ships under a custom licence, NOT Apache 2.0; the hosted qwen3.8-max adds vision, non-thinking mode and 1M context by default.

Open weights · Permissive (Apache, MIT, OpenMDW) · Data checked September 6, 2026 · Not a hands-on evaluation

Model ID qwen3.8-2.4t-a95b

Parameters
2.4T total · 95B active2.4T-A95B MoE (512 experts, 11 active/token)
Architecture
Mixture of experts
Context window
1,000,000 tokensMaximum input
Max output
131,072 tokensPer response
Input price
$2.00 per 1M tokens
Output price
$6.00 per 1M tokens
Cached input
Not published
Blended price
$3.00 per 1M tokens3:1 input to output
Knowledge cutoff
Not recorded
Released
2026-08
Status
ga
Size band
120B and above

License and openness

Qwen3.8-2.4T-A95B is released under the Qwen3.8-Max License (custom, non-Apache). This is a permissive license. It generally allows use, modification and redistribution, including commercial use, subject to attribution and notice requirements. License terms can change between versions; confirm the text published with the weights you download.

Capabilities

Input modalitiestext
Output modalitiestext

What it is for

Note it ships under a custom licence, NOT Apache 2.0; the hosted qwen3.8-max adds vision, non-thinking mode and 1M context by default.

At a three-to-one input-to-output ratio, Qwen3.8-2.4T-A95B costs $3.00 per million tokens blended. A workload of one million input and 330,000 output tokens per day would run about $119.40 per month at list price, before caching or batch discounts.

Cost at list price

Input$2.00 per 1M tokens
Output$6.00 per 1M tokens
Cached inputNot published
Blended, 3:1$3.00 per 1M tokens
Estimate a workload across all models ↗

Sources

Sources checked September 6, 2026. Specifications and prices change without notice; confirm against the provider before you commit.

Other open-weight models from Alibaba Qwen

See all 31 from Alibaba Qwen ↗

Browse all open-weight models ↗