Qwen: Qwen3.5-9B reasoning

openrouter
alibaba
Qwen3.5-9B is a multimodal foundation model from the Qwen3.5 family, designed to deliver strong reasoning, coding, and visual understanding in an efficient 9B-parameter architecture. It uses a unified vision-language design with early fusion of multimodal tokens, allowing the model to process and reason across text and images within the same context.

Capabilities

Context Window 256k tokens
Max Output 0 tokens
Inputs
Outputs

Pricing (per 1M tokens)

Input $0.05
Output $0.15
Cache Read -
Cache Write -

Supported Parameters

frequency_penaltyinclude_reasoninglogit_biaslogprobsmax_tokensmin_ppresence_penaltyreasoningrepetition_penaltyresponse_formatstopstructured_outputstemperaturetool_choicetoolstop_ktop_logprobstop_p