AI 速递 2026-07-22
生成时间：2026/7/22 09:23:09（UTC: 2026-07-22T01:23:09.021Z）
TimeLens2: Generalist Video Temporal Grounding with Multimodal LLMs
Section titled “TimeLens2: Generalist Video Temporal Grounding with Multimodal LLMs”👍 141 · arXiv
Video multimodal large language models (MLLMs) can describe what happens in a video, but rarely identify when the supporting evidence occurs. We study generalist video temporal grounding, in which one…
RESOURCE2SKILL: Distilling Executable Agent Skills from Human-Created Multimodal Resources
Section titled “RESOURCE2SKILL: Distilling Executable Agent Skills from Human-Created Multimodal Resources”👍 129 · arXiv
Skills are a useful abstraction for software agents, turning human and agent experience into reusable procedural knowledge. Yet existing skill libraries are mostly hand-written, text-centric, or deriv…
RAGU: A Multi-Step GraphRAG Engine with a Compact Domain-Adapted LLM
Section titled “RAGU: A Multi-Step GraphRAG Engine with a Compact Domain-Adapted LLM”👍 128 · arXiv
Graph retrieval-augmented generation (GraphRAG) enhances large language models with structured knowledge, yet existing systems construct knowledge graphs in a single extraction pass, producing noisy e…
EvolvingWorld: An Open-Schema Framework for Co-Evolving Role-Play Agents and World Model in Interactive Literary World
Section titled “EvolvingWorld: An Open-Schema Framework for Co-Evolving Role-Play Agents and World Model in Interactive Literary World”👍 73 · arXiv
This paper introduces EvolvingWorld, a framework and benchmark for character and world co-evolution in interactive literary worlds. Existing systems either treat interactive literary simulation as sta…
DeepSearch-World: Self-Distillation for Deep Search Agents in a Verifiable Environment
Section titled “DeepSearch-World: Self-Distillation for Deep Search Agents in a Verifiable Environment”👍 72 · arXiv
Training tool-use agents to improve from their own experience remains challenging, as supervised fine-tuning relies on fixed teacher-distilled trajectories, while sparse-reward reinforcement learning …
LangChain langchain-xai==1.3.0
Section titled “LangChain langchain-xai==1.3.0”Changes since langchain-xai==1.2.2
release(xai): 1.3.0 (#38984)
feat(core): add reasoning_effort as a standard chat model parameter (#38887)
fix: patch Dependabot dependency vulnerabilities (#38853…
链接：https://github.com/langchain-ai/langchain/releases/tag/langchain-xai%3D%3D1.3.0
Ollama v0.32.2-rc3
Section titled “Ollama v0.32.2-rc3”What’s Changed
Section titled “What’s Changed”- launch: keep Claude Code channels available by @hoyyeva in https://github.com/ollama/ollama/pull/17210
- cmd: remove dead agent prompt wrappers by @ParthSareen in https://github…
链接：https://github.com/ollama/ollama/releases/tag/v0.32.2-rc3
CrewAI 1.15.5
Section titled “CrewAI 1.15.5”What’s Changed
Section titled “What’s Changed”Features
Section titled “Features”- Authenticate skill registry downloads
Documentation
Section titled “Documentation”- Update snapshot and changelog for v1.15.4
Contributors
Section titled “Contributors”@vinibrsl…
链接：https://github.com/crewAIInc/crewAI/releases/tag/1.15.5
OpenAI Codex CLI rust-v0.145.0-alpha.30
Section titled “OpenAI Codex CLI rust-v0.145.0-alpha.30”Release 0.145.0-alpha.30
…
链接：https://github.com/openai/codex/releases/tag/rust-v0.145.0-alpha.30
”Drawing” the Mona Lisa with GPT-5.6, Claude, Gemini, and Grok
Section titled “”Drawing” the Mona Lisa with GPT-5.6, Claude, Gemini, and Grok”Article URL: https://www.tryai.dev/blog/ai-drawing-arena-colored-pencils-claude-gpt-grok Comments URL: https://news.ycombinator.com/item?id=48998404 Points: 98
Comments: 35
Section titled “Comments: 35”Five tech giants are hiding $1.6T in AI debt, using the trick that toppled Enron
Section titled “Five tech giants are hiding $1.6T in AI debt, using the trick that toppled Enron”Article URL: https://thenextweb.com/news/tech-giants-hidden-off-balance-sheet-debt-ai Comments URL: https://news.ycombinator.com/item?id=48996760 Points: 63
Comments: 10
Section titled “Comments: 10”Judge approves $1.5B Anthropic settlement for pirated books used to train Claude
Section titled “Judge approves $1.5B Anthropic settlement for pirated books used to train Claude”Article URL: https://apnews.com/article/ai-anthropic-copyright-settlement-claude-books-bartz-74b140444023898aeba8579b6e9f0d63 Comments URL: https://news.ycombinator.com/item?id=48996652 Points: 104
Comments: 75
Section titled “Comments: 75”AI makes programming differently difficult
Section titled “AI makes programming differently difficult”Article URL: https://cacm.acm.org/opinion/ai-didnt-make-programming-easier-it-just-made-it-differently-difficult/ Comments URL: https://news.ycombinator.com/item?id=48996197 Points: 142
Comments: 117
Section titled “Comments: 117”Jack Dorsey launches Buzz to combine team chat, AI agents and Git hosting
Section titled “Jack Dorsey launches Buzz to combine team chat, AI agents and Git hosting”https://x.com/jack/status/2079605800998146171, https://xcancel.com/jack/status/2079605800998146171https://buzz.xyz/
Comments URL: https://news.ycombinator.com/item?id=48995213 Points: 233
Comments: 216
Section titled “Comments: 216”Meta’s AI models are powering the first wave of Genesis Mission projects
Section titled “Meta’s AI models are powering the first wave of Genesis Mission projects”https://www.energy.gov/undersecretaryforscience/genesis-miss…
Comments URL: https://news.ycombinator.com/item?id=48995074 Points: 91
Comments: 71
Section titled “Comments: 71”Claude Is Not a Compiler
Section titled “Claude Is Not a Compiler”Article URL: https://blog.exe.dev/claude-is-not-a-compiler Comments URL: https://news.ycombinator.com/item?id=48993059 Points: 145
Comments: 153
Section titled “Comments: 153”Five US tech giants’ hidden debts soar to $1.65T on opaque AI funding
Section titled “Five US tech giants’ hidden debts soar to $1.65T on opaque AI funding”https://archive.ph/20260720174223/https://asia.nikkei.com/bu…
Comments URL: https://news.ycombinator.com/item?id=48987863 Points: 355