Qwen: Qwen3 Max

qwen/qwen3-max · Alibaba (Qwen)Not yet established

Declared family: Qwen3
Evidence confidence: Unknown
Declared tokenizer tag: Qwen3
Entered catalogue: 23 September 2025
Last tested: Not yet measured
Measurement: Awaiting measurement

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_38c29ef3
Context and output	262,144 context · 65,536 max output	declared
Reasoning contract	Optional	declared
Serving providers observed	None recorded yet	–

Declared record

What the catalogue claims about this model

Qwen3-Max is an updated release built on the Qwen3 series, offering major improvements in reasoning, instruction following, multilingual support, and long-tail knowledge coverage compared to the January 2025 version. It...

Modalities: text->text
Declared tokenizer: Qwen3
Prompt price: $0.78 / M tokens
Completion price: $3.90 / M tokens

Supported parameters

frequency_penaltylogprobsmax_tokenspresence_penaltyresponse_formatseedstopstructured_outputstemperaturetool_choicetoolstop_ktop_logprobstop_p

defaults: {"temperature":1,"top_p":1,"frequency_penalty":null}

Catalogue entry

History

Every observation, kept as taken

23 September 2025Enters the OpenRouter catalogue declared as Qwen3.

Cite this page as the evidence record for Qwen: Qwen3 Max: the URL is stable, measurements are dated, and revisions append to the history above. Method: tokenizer fingerprinting, v1, 50 strings. The raw data behind every figure is on the data page.