Google DeepMind 宣布与游戏开发商合作，用 AI 原型化全新游戏体验，并回顾了从 DQN 玩 49 款 Atari 游戏、AlphaGo、AlphaZero、MuZero、AlphaStar 到 SIMA 的游戏 AI 研究历程。

Google DeepMind published an AI Control Roadmap, a framework for building and managing advanced AI deployed inside Google. It takes a defense-in-depth approach, adding system-level safety layers on top of model alignment so protections hold even when alignment is imperfect.

The experiment used five models from OpenAI, NVIDIA, OpenBMB, and a self-fine-tuned 500M-parameter model to drive market agents; three interventions failed to reproduce the price crash, and the crash was created only by overriding prices during settlement.

openJiuwen proposed MANGO, a multi-agent flow-network framework that combines reinforcement learning, textual gradients, and a Skip-k mechanism; using GPT-4o-mini, it reports a 12.8% accuracy gain over MaAS on MATH500 and a 5.1% F1 gain over AFlow on DROP.

UIUC and Chroma released Harness-1, a 20B-parameter retrieval subagent trained with reinforcement learning inside a stateful search harness, reporting 0.730 average curated recall across 8 benchmarks, 11.4 percentage points above the next-best open-source subagent and behind only Opus-4.6.

FusionRoute proposes a token-level multi-LLM collaboration method that freezes expert models and trains a lightweight router to select an expert for each token while merging router logits with expert logits. The paper evaluates it on GSM8K, MATH-500, HumanEval, MBPP, IfEval, and 500 PerfectBlend prompts.

Thousand Token Wood v2 uses four small models from different labs to drive agents in a financial simulation game, with vLLM 0.22.1’s CUDA toolkit dependency identified as the main serving friction, while a fine-tuned 0.5B Qwen reached 0% self-trading and 100% valid quotes.

Princeton researchers released Goedel-Architect, an agent framework for Lean formal theorem proving. Using DeepSeek-V4-Flash, it reached 75.6% pass@1 on PutnamBench, with $294 in API cost for 672 problems, compared with Hilbert’s 70.0% and about $170,000 cost.

A developer used Qwen2.5-3B to build a five-agent forest economy, and across 15 simulation rounds honey prices fell from 10 to 3, firewood rose from 4 to 7, and the Gini coefficient increased from 0.14 to 0.38.

Google Research and Google Cloud introduced the Cross-Corpus Retrieval framework as Agentic RAG for Gemini Enterprise Agent Platform, using a multi-agent workflow to plan, rewrite, route, and iteratively search multiple data sources, with up to 34% higher accuracy than standard RAG on factual datasets.

CMU and the University of Maryland propose Language Models Need Sleep: when each L-token context window fills, the model runs N offline recurrent forward passes and updates SSM fast weights before evicting the KV cache. On GSM-Infinite, Jet-Nemotron 2B with 6 sleep loops improves 6-step arithmetic accuracy from 0.742 to 0.812.

Anthropic published a post on recursive self-improvement under the title “When AI Builds Itself,” while the RSS body only discloses 95 Hacker News points and 106 comments, with no experimental setup, model details, or timeline disclosed.

NVIDIA Research presented three physical AI papers at CVPR: GraspGen-X was trained on 2 billion simulated grasps, LCDrive cuts reasoning tokens by about half versus text-based reasoning, and NitroGen trains embodied agents across more than 1,000 games and 40,000 hours of interaction.

MAI filtered 265,000 trainable tasks from 4.87 million open-source PRs and built a three-layer judging system. The key change after vibe coding is the industrialization of training infrastructure.

DataMaster searches, cleans, and combines data while keeping the model and training algorithm fixed; on MLE-Bench Lite, it raised the medal rate from 35.91% to 68.18%.

Banafsheh Rafiee and Richard S. Sutton propose an enactive cognition framework for AI, naming four pillars: experience, perception-action inseparability, autonomy, and embodiment.

Renmin University Gaoling School of Artificial Intelligence released a 40-page survey on rubrics for LLMs, organizing the topic into five parts: definitions, construction methods, training uses, evaluation scenarios, and open challenges.

Fudan University and Tongyi Lab introduced ToolCUA-8B, which reaches 46.85% accuracy on OSWorld-MCP after training with about 4k synthetic tools and 180k interleaved GUI-Tool trajectory steps.

NVIDIA, Tsinghua, University of Toronto, and Vector Institute released Gamma-World, a multi-agent world model using simplex-based positional encoding and hub tokens to cut interaction cost from quadratic to linear, with 8-player latency dropping from 17.6 ms to 4.5 ms.

Meta released ATLAS, a Lean 4 formalization library covering 26 math textbooks and 46,203 declarations, using 183.157 billion tokens to generate 630,999 lines of code, with 42,837 completed proofs and a 92.7% proof pass rate.

Cursor’s report says developers’ weekly code output rose from about 3.6K to 8.6K lines, while AI agents increased tool calls per session by roughly 30%.

AutoWebWorld synthesized 29 web environments, 875 pages, and 11,663 verified trajectories at about $0.04 per trajectory, using FSM-defined states, preconditions, and transitions to verify GUI agent tasks instead of human labeling or an LLM judge.

NVIDIA Research presented 8 ICRA papers on sim-to-real robotics: ScheduleStream delivered a 3x speedup for multi-arm planning, COMPASS reached about 80% success across 20 real-world navigation trials, and Grasp-MPC achieved about 75% real-robot grasping success.

NTU AutoMan Lab, Harvard, and Xiaomi Auto proposed AutoMoT, a unified VLA driving model using a 4B Qwen3-VL Understanding Expert and a 1.6B Action Expert with asynchronous inference, reaching 89.42 DS and 74.09% SR on Bench2Drive with AutoMoT+.

NVIDIA’s research team open-sourced Polar, an agent reinforcement learning framework that connects GRPO training at the model API boundary without rewriting Codex CLI, Claude Code, Qwen Code, or Pi; on Qwen3.5-4B, Polar raised Codex pass@1 on SWE-Bench Verified from 3.8% to 26.4%, while prefix_merging cut training steps from 1,185 to 218.

Firespawn Studios ran 25 agents across 8 open-weight models for 10 days in Null Epoch Season 0 and released about 93,000 logged events, with roughly 70% of actions including the model’s reasoning or justification.

Shanghai Innovation Institute’s LeapQuest and three universities released Ophiuchus and MedScope, applying Think with Images and Think with Videos to medical AI; Ophiuchus-7B scored 68.0 on eight VQA benchmarks, above OpenAI-o3 at 62.2, Gemini 2.5 Pro at 61.8, and GPT-5 at 59.9.

Carnegie Mellon University and the University of Maryland propose a “sleep” mechanism for language models: when the context window is nearly full, the model stops accepting new tokens, runs multiple offline recursive forward passes to compress accumulated context into fast weights, clears the KV cache, and then resumes inference; tests cover cellular automata, multi-hop graph retrieval, and GSM-Infinite reasoning tasks.

Samsung disclosed three AI efforts—Meki, M2RL, and LiveClawBench—covering a memory-based edge architecture, multi-domain reinforcement learning, and Physical AI evaluation; the article also says Samsung has purchased tens of thousands of GPUs for AI infrastructure, but does not provide model size, training budget, or deployment timelines.

SkillOpt uses a frontier model to propose add, delete, and replace edits to markdown skill files, then accepts only strict gains on a held-out validation set; the best skills usually converge after 1 to 4 accepted edits.

Spatial-Agent inserts a GeoFlow Graph between natural-language questions and map tools, and Spatial-Agent with GPT-4o-mini reaches 45.15% accuracy on MapEval-API versus a 23.00% API baseline.

Verkor’s Design Conductor generated an ASAP7 7nm GDSII layout for the VerCore RISC-V CPU from a 219-word English spec in 12 hours, with no engineer in the design loop; the reported result scored 3,261 CoreMark at 1.48GHz, but it has not been fabricated and lacks cache implementation.

Anthropic says Project Glasswing used Claude Mythos Preview with about 50 partners to find more than 10,000 high or critical vulnerabilities in global critical systems, with independently verified accuracy of 90.6%.

Researchers from The Hong Kong Polytechnic University and HKUST (Guangzhou) introduced ULSPB with 350 settings; routine conversations can poison an agent’s long-term state without malicious prompts, while StateGuard audits state diffs before persistence and reduces Harm Score to near zero in Targeted-Ensemble settings.

Westlake University and collaborators introduced HiF-VLA, a motion-centric VLA framework that extracts compact Motion vectors with codecs such as H.264 and uses a joint expert to predict future visual motion and generate action sequences, reporting 31.4GB peak memory and 117.7ms latency under the cited history-window setting.

Google Research published its Gemini-based Empirical Research Assistant in Nature and opened early access through the Google Labs trusted tester program.

CUHK and Zhejiang University researchers argue that mainstream Agent memory is retrieval-based memo storage, not true memory, citing an Ω(k²) case requirement for compositional tasks and a PoisonedRAG result where 5 adversarial texts reached a 90% attack success rate.

Jiqizhixin translated Sebastian Raschka’s blog on recent LLM architecture changes, covering long-context cost reductions in Gemma 4, Laguna XS.2, and ZAYA1-8B; the article states that Gemma 4 E2B saves about 2.7GB of KV cache at 128K context with bfloat16 precision.

Odyssey Labs released Agora-1, described as the first real-time multi-agent world model, using a GoldenEye deathmatch demo where multiple humans and AI agents interact in the same simulated world; the post says a playable research preview is available now, but does not disclose model architecture or latency figures.

EvolveR lets agents distill reusable experience from successful and failed trajectories, maintain a scored experience library, and train retrieval behavior with GRPO; the paper reports the best average performance on seven complex QA benchmarks using Qwen2.5-3B and 7B.