AI News · 2026-09-21

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How to Evaluate AI Agents From Tool Calls to Task Completion

NVIDIA Technical Blog ·

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When you ship an AI agent, the key question is whether it can execute a chain of work across dozens of sequential tool calls against a live environment, and... When you ship an …

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小米发布 MiMo-V2.6 Pro 与 Flash 全模态开源模型

AIHOT ·

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小米 MiMo 发布 MiMo-V2.6 Pro 与 Flash 两个全模态模型,通过规模化强化学习训练。Pro 在多数 Agent 基准上与 Claude Opus 5 和 GPT-5.6 Sol 表现相当,在 Artificial Analysis Intelligence Index 得分 46,为开源模型中最高;能力覆盖编码、computer …

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Artificial Analysis 评测 Grok 4.7:智能体知识工作跻身前沿,编码代理得分升至 56

AIHOT ·

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Artificial Analysis 发布 Grok 4.7 评测,该模型在 Intelligence Index 得 46 分,较 Grok 4.6 高 2 分,AA-Briefcase 得 1657 Elo(+111),仅次于 Claude Opus 5 和 Claude Fable 5.1。

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Not All Irregularity Is Equal: Causally Isolating a Rare Failure Mode in Japanese Morphological Inflection

arXiv cs.CL ·

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Neural morphological generation systems often achieve high aggregate accuracy on benchmark datasets, yet such performance can conceal systematic errors clustered in rare morphol…

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An Interpretable Memory Decision Controller for LLM Agents Based on Three-Signal Complementarity: Decoupling Confidence and Consistency

arXiv cs.CL ·

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Memory systems for large language models have focused predominantly on efficient retrieval, whereas the decision of whether retrieved memories should be trusted has received com…

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FOCAL-VLA: Subtask-Guided Geometry Distillation and Implicit World Modeling for Vision-Language-Action Models

arXiv cs.RO ·

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Vision-language-action (VLA) models built on pretrained vision-language models have demonstrated strong performance across diverse robotic manipulation tasks. However, VLA model…

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Catch Me If You Can: Real-Time Feedback Denoising for Responsive VLAs

arXiv cs.RO ·

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Vision-Language-Action (VLA) models have shown strong generalization in robotic manipulation by combining semantic knowledge from pretrained vision-language models with expressi…

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MCP was always a bad idea?

Simon Willison ·

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My comment on MCP was always a bad idea? — Hacker News. This article entirely misses the value that MCP brings today. Sure, there's almost no reason to use MCPs if you are…

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