Qwen3.5 Omni Flash is Qwen's fast multimodal model. We verified live support for text prompts, images, audio files, and direct video URLs on Alibaba's chat-completions-compatible API. Alibaba describes Flash as a fully evolved version of Qwen3 Omni with audio input support across 60+ languages.
Added Mar 30, 2026
Context Window
49.2K
Max Output
16.4K
Input Price (Auto)
$0.43/1M
Output Price (Auto)
$1.66/1M
Cache Read (Auto)
$0.043/1M
Capabilities
Benchmarks
Benchmarks
Performance metrics and benchmarks
Sourced from Artificial Analysis.
Intelligence Index
12.5
Agentic work
T²-Bench Telecom (legacy)
Legacy fallback · Conversational AI agents in dual-control scenarios
84.5%
Better than 76% of models compared
Document reasoning
AA-LCR v1.1
Long context reasoning with updated grading
52.0%
Better than 47% of models compared
Reasoning
HLE
Humanity's Last Exam
7.6%
Better than 47% of models compared
IFBench
Instruction-following benchmark
38.0%
Better than 33% of models compared
Coding
Terminal-Bench Hard (legacy)
Legacy fallback · Agentic coding and terminal use
8.3%
Better than 42% of models compared
Legacy benchmarks
GPQA Diamond (legacy)
Graduate-level scientific reasoning
74.2%
Better than 55% of models compared
AA-LCR (unversioned / legacy)
Long context reasoning evaluation
52.0%
Better than 47% of models compared
Last updated Sep 20, 2026
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Qwen3.5 Omni Plus
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