lzy510016411/qwen3.5-9b-distill-agent-instruct

VISIONPricing:Input $0.431 / Cached $0.0862 / Output $1.12Concurrent Unit Cost:1Model Size:9BQuant:FP8Context Size:32kTool Calling:SupportedPublished:Aug 12, 2026License:apache-2.0Architecture:Transformer0.0K Open Weights Featherless Exclusive Cold

Qwen3.5-9B-Distill-Agent-Instruct is a 9 billion parameter instruction-tuned language model developed by lzy510016411, distilled from Qwen3.5-9B. It is specifically post-trained for agentic capabilities, excelling in tool-use decisions, structured function calling, and multi-step agent execution. The model retains Qwen3.5-9B's native 262,144-token context window and is optimized for code-oriented tasks and direct instruction following.

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Overview

Qwen3.5-9B-Distill-Agent-Instruct is a 9 billion parameter model, a distilled and post-trained version of the Qwen3.5-9B base model. It is specifically designed for agentic applications, learning from a curated mixture of multi-model agent trajectories. This model significantly enhances capabilities related to tool use, structured function calling, and multi-step agent execution, while also improving code-oriented tasks and general instruction following.

Key Capabilities

  • Agent-oriented post-training: Trained on long-horizon interaction traces, including planning, tool calls, and recovery behavior.
  • Enhanced tool-use decisions: Explicitly learns when to use a tool and when to provide a direct answer.
  • Multiple and parallel function calling: Improves coordination for concurrent tool execution.
  • Irrelevance handling: Better resistance to invoking tools that don't match the user's request, showing a +5.42 pp improvement on the BFCL Irrelevance category.
  • Structured output: Trained on explicit function schemas for easier integration with agent runtimes.
  • Code and instruction following: Includes cleaned code examples and general instruction trajectories.
  • Long-context foundation: Inherits Qwen3.5-9B's native 262,144-token context window.
  • Reduced Latency: Demonstrates a 14.2% decrease in mean latency compared to the base model in evaluation.

Good for

  • Agent orchestration and development: Ideal for building applications requiring complex agentic behavior.
  • Function calling and tool selection: Excels in scenarios where models need to make reliable tool-use decisions.
  • Multi-step task execution: Suited for tasks that involve planning and executing multiple steps.
  • Coding assistance: Benefits from cleaned code instruction data in its training mixture.
  • Instruction following: Strong performance in general instruction-based tasks.