eyes-ml/Qwen3.8-27B

VISIONPricing:Input $1.6 / Cached $0.15 / Output $12Concurrent Unit Cost:2Model Size:27BQuant:FP8Context Size:32kTool Calling:SupportedPublished:Aug 14, 2026License:apache-2.0Architecture:Transformer Open Weights Featherless Exclusive Cold

Qwen3.8-27B is a 27 billion parameter causal language model with a native vision encoder developed by Qwen. It features a 32,768 token context length, extensible up to 1,000,000 tokens via YaRN scaling. This model is designed for complex, multi-step tasks, excelling in coding, agentic workflows, and comprehensive vision-language understanding, including images and hour-scale videos.

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Qwen3.8-27B: Advanced Multimodal Agentic LLM

Qwen3.8-27B is the latest and most capable generation in the Qwen open-model family, building upon the Qwen3.5 architecture. This 27 billion parameter model is a native vision-language model, offering comprehensive understanding of both images and videos, alongside enhanced agentic capabilities.

Key Capabilities & Enhancements

  • Multimodal Understanding: Native support for image and video understanding, from STEM diagrams to hour-scale videos.
  • Agentic Task Completion: Significant improvements in autonomous planning and handling environment feedback, leading to more reliable end-to-end task completion for long-horizon agentic tasks.
  • Coding Performance: Achieves strong results in agentic coding benchmarks like SWE-bench Pro (61.7%) and DeepSWE 1.1 (42.2%), and competitive coding (LiveCodeBench v6 at 90.3%).
  • Flexible Thinking Control: Features a default 'thinking mode' with tunable reasoning depth (reasoning_effort) and preserved reasoning context (preserve_thinking).
  • Extended Context Length: Natively supports 262,144 tokens, extensible up to 1,000,000 tokens using YaRN scaling techniques for ultra-long texts.

What Makes This Model Different?

Qwen3.8-27B distinguishes itself through its integrated multimodal capabilities and advanced agentic execution. Unlike many text-only models, it natively processes images and videos, making it suitable for tasks requiring visual input analysis. Its flexible thinking control and improved handling of complex, multi-step tasks, as evidenced by its performance on benchmarks like CoWorkBench (70.7%) and JobBench (33.4%), set it apart for sophisticated agentic applications. The model also demonstrates leading performance in agentic multimodal intelligence benchmarks such as OSWorld-Verified (84.3%) and WebArena-Verified (64.8%).

Should I Use This for My Use Case?

This model is ideal for developers and researchers focused on advanced AI agents, complex coding tasks, and applications requiring robust multimodal understanding. If your use case involves:

  • Agentic Workflows: Building AI agents that need to perform multi-step tasks, interact with environments, or handle professional work.
  • Multimodal Applications: Processing and reasoning over both text and visual data (images, videos, diagrams, documents).
  • Complex Code Generation: Requiring high performance in agentic coding, software engineering, or competitive programming.
  • Long Context Processing: Applications that benefit from processing very long inputs, up to 1 million tokens.

For simpler text-only generation or tasks not requiring multimodal input or advanced agentic reasoning, smaller or specialized models might be more efficient. However, for cutting-edge applications demanding comprehensive intelligence across text, vision, and autonomous execution, Qwen3.8-27B offers a powerful solution.