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AgentScope releases Piccolo open-weight decision models in three sizes

AIAgentScope introduces Piccolo, open-weight decision models in 27B, 9B, and 4B sizes that return structured decisions with probabilities for agent and data workflows. Piccolo-27B scores 92.21% accuracy on JevBench Public and 84.41% on HarnessJevBench for agent execution control.
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AgentScope introduces Piccolo: open-weight decision models in 27B, 9B, and 4B sizes for agent and data workflows. Piccolo evaluates candidate options in context and returns structured decisions with probabilities.
🤖 https://modelscope.ai/models/AgentScope/Piccolo-27B
🌐 Explore Piccolo: https://www.modelscope.ai/studios/AgentScope/PiccoloPlayground

🎯 Decisions that drive action: Control game characters, select and review tools, retain relevant context, filter data, assess output quality, and choose the next step—all through one decision interface.

📊 Benchmark results: Piccolo-27B achieves 92.21% accuracy on JevBench Public and scores 68.59 and 77.75 on text and multimodal Decision Index Public, respectively. On our purpose-built benchmarks, it achieves 84.41% on HarnessJevBench for agent execution control and 82.60% on DataJevBench for data workflows.

🔄 Recursive self-improvement: Model errors and per-example learning signals guide data selection, synthesis, and changes to training and inference. Research agents test each change and use the results to plan the next round, within human-defined goals and budgets.

📜 Apache 2.0; third-party licenses apply.

💻 Code: https://github.com/agentscope-ai/Piccolo

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Original title: AgentScope introduces Piccolo: open-weight decision models in 27B, 9B, and 4B sizes for agent and data workflows. Piccolo evaluates candi...