Qwen: Qwen3.8 2.4T A95B (batch)

qwen/qwen3.8-2.4t-a95b:batch · Alibaba (Qwen)Declared and measured agree

Tokenizer lineage (measured): Qwen
Evidence confidence: High
Declared tokenizer tag: Qwen
Entered catalogue: 12 August 2026
Last tested: Not yet measured
Measurement: Variant: inherits its base model’s measurement

Evidence

✓ inherited from qwen/qwen3.8-2.4t-a95b: a serving variant shares its base model's tokenizer

This entry is a serving variant of Qwen: Qwen3.8 2.4T A95B. A variant shares its base model's tokenizer by construction, so the measurement lives on the base record and this page inherits it.

Identity statement

Qwen: Qwen3.8 2.4T A95B (batch) is Alibaba (Qwen)'s model. Its measured tokenizer sits with the Qwen group, which is evidence that it builds on the Qwen tokenizer. Tokenizer reuse is normal engineering, open vocabularies travel between labs, and this says nothing against Alibaba (Qwen)'s authorship of the model itself.

Evidence stack

Signals of different kinds, weighed together

Signal	Result	Reference
Tokenizer signature	Not measured	–
API surface	No other entry shares this exact contract	api_ad9bd23f
Context and output	1,010,000 context · 909,000 max output	declared
Reasoning contract	Mandatory · efforts xhigh, medium, low · default xhigh	declared
Serving providers observed	None recorded yet	–

Declared record

What the catalogue claims about this model

Qwen3.8 2.4T A95B is an open-weight sparse mixture-of-experts model from Qwen and the open-weight variant of [Qwen3.8 Max](/qwen/qwen3.8-max), with 95 billion active parameters out of 2.4 trillion total. It is...

Modalities: text->text
Declared tokenizer: Qwen
Prompt price: $2.00 / M tokens
Completion price: $6.00 / M tokens

Supported parameters

frequency_penaltyinclude_reasoninglogit_biaslogprobsmax_tokensmin_ppresence_penaltyreasoningreasoning_effortrepetition_penaltyresponse_formatstopstructured_outputstemperaturetool_choicetoolstop_ktop_logprobstop_p

defaults: {"temperature":1,"top_p":0.95,"top_k":20}

Catalogue entry Weights on Hugging Face

History

Every observation, kept as taken

12 August 2026Enters the OpenRouter catalogue declared as Qwen.

Cite this page as the evidence record for Qwen: Qwen3.8 2.4T A95B (batch): the URL is stable, measurements are dated, and revisions append to the history above. Method: tokenizer fingerprinting, v1, 50 strings.