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Last updated: May 19, 2026

50 articles

text-embedding-3-large или small: стоимость, качество поиска и выбор для RAG

text-embedding-3-large или small: стоимость, качество поиска и выбор для RAG При разработке RAG или семантического поиска почти все упираются в один вопрос: 我到底该用 text-embedding-3-large,还是用更便宜的 text-embedding-3-small? Ответ не сводится к «large всегда лучше» или «small всегда достаточно». 更准确的说法是:如果

DEV Community just now
Как построить RAG-базу знаний на text-embedding-3-large: chunking, embeddings и rerank

Как построить RAG-базу знаний на text-embedding-3-large: chunking, embeddings и rerank Многие RAG-демо выглядят просто: загрузили PDF, задали вопрос, получили ответ. Но в production проблемы появляются сразу: 文档太长,直接塞不进上下文 关键词搜索找不到语义相近内容 用户问法很口语,文档写法很正式 搜出来的内容不准,模型就开始编 数据一多,检索速度和成本都上来了 text-embeddin

DEV Community Industry just now
AI โคลนเสียงได้ใน 3 วินาที ทำยังไง?

<!DOCTYPE html> AI โคลนเสียงได้ใน 3 วินาที ทำยังไง? - AiDevThai <h1>AI โคลนเสียงได้ใน 3 วินาที ทำยังไง?</h1> <p>คุณเชื่อหรือไม่ว่าทุกวันนี้คนเราถูกหลอกด้วยเสียง AI ได้ง่ายขึ้น? มีงานวิจัยที่น่าสนใจว่า <strong>Humans now fail voice tests 25% of time</strong> ไม่น่าแปลกใจเลยที่ AI สามารถสร้างเสียงสังเ

DEV Community just now
text-embedding-3-large の用途:Embeddings 入門と RAG での使い方

text-embedding-3-large の用途:Embeddings 入門と RAG での使い方 GPT、Claude、Gemini を呼び出すとき、多くの場合は「回答を生成する」ことを期待します。しかし text-embedding-3-large のようなモデルはチャットしたり記事を書いたりするためのものではありません。 中心的な役割は、テキストを数値ベクトルに変換することです。 少し抽象的に聞こえますが、RAG ナレッジベース、セマンティック検索、関連記事推薦、FAQ ボット、ドキュメント検索の土台になる技術です。 AI に自社ドキュメントから答えを探させたいなら、モデルの記憶に頼

DEV Community Models just now
DeepSeek V4 Complete Guide — 1.6T MoE with 1M Context at 73% Lower Cost

DeepSeek V4 Complete Guide — 1.6T MoE with 1M Context at 73% Lower Cost DeepSeek V4 dropped on April 24, 2026, and it's the most efficient open-weight model family we've seen. A 1.6-trillion-parameter Mixture-of-Experts architecture that only activates 49 billion parameters per token, with a 1-milli

DEV Community Models just now
LangGraph vs CrewAI vs PydanticAI vs Microsoft: Agent Frameworks 2026

Originally published on AI Tech Connect. The framework landscape after 18 months of agent hype For most of 2024 and 2025 the agent-framework conversation was a popularity contest. CrewAI won mindshare with a role-based DSL; LangGraph followed with a denser, more controlling model; AutoGen and Semant

DEV Community Tools just now
Best Enterprise Level Agentic AI Platforms for 2026

Enterprise agentic AI has moved from pilots to production in 2026. This guide ranks the top 10 platforms — Salesforce Agentforce, Microsoft Copilot Studio, ServiceNow, LangGraph, and more — with verified pricing, real adoption data, and honest constraints to help enterprise teams make the right plat

MarkTechPost Tools 1h ago
AgentWall: A Runtime Safety Layer for Local AI Agents

arXiv:2605.16265v1 Announce Type: new Abstract: The safety of autonomous AI agents is increasingly recognized as a critical open problem. As agents transition from passive text generators to active actors capable of executing shell commands, modifying files, calling APIs, and browsing the web, the c

ArXiv CS.AI Research 5h ago
ANNEAL: Adapting LLM Agents via Governed Symbolic Patch Learning

arXiv:2605.16309v1 Announce Type: new Abstract: LLM-based agents can recover from individual execution errors, yet they repeatedly fail on the same fault when the underlying process knowledge--operator schemas, preconditions, and constraints--remains unrepaired. Existing self-evolving approaches add

ArXiv CS.AI Research 5h ago
From Prompts to Protocols: An AI Agent for Laboratory Automation

arXiv:2605.16552v1 Announce Type: new Abstract: Automating science laboratories enables faster, safer, more accurate, and more reproducible execution of protocols, accelerating the discovery and testing of new materials, drugs, and more. However, setting up and running autonomous labs requires coord

ArXiv CS.AI Research 5h ago
Skim: Speculative Execution for Fast and Efficient Web Agents

arXiv:2605.16565v1 Announce Type: new Abstract: Skim is a speculative execution framework for web agents that exploits the predictable structure of purpose-built websites. Today's web-agent expense is not intrinsic to the tasks but a property of how agents are composed: frontier-model inference, bro

ArXiv CS.AI Tools 5h ago
Scalable Uncertainty Reasoning in Knowledge Graphs

arXiv:2605.16568v1 Announce Type: new Abstract: Knowledge Graphs are pivotal for semantic data integration. The real-world data they model is often inherently uncertain. Within knowledge graphs, uncertainty manifests in three distinct levels: imprecise attribute values, probabilistic triple existenc

ArXiv CS.AI Tools 5h ago
Counterparty Modeling is Not Strategy: The Limits of LLM Negotiators

arXiv:2605.16575v1 Announce Type: new Abstract: Negotiation requires more than inferring what the other side wants: it requires using that information to make advantageous offers and counteroffers over multiple turns. We study whether large language model (LLM) agents do this in a controlled multi-a

ArXiv CS.AI Models 5h ago
Here’s why Elon Musk lost his suit against OpenAI

On Monday, the jury in Musk v. Altman dealt Elon Musk a major blow—reaching a unanimous advisory verdict that he had sued OpenAI too late and, as a result, his claims are barred by the applicable statutes of limitations. US District Judge Yvonne Gonzalez Rogers immediately accepted it.&#160; Musk an

MIT Tech Review 8h ago
Musk v. Altman proved that AI is led by the wrong people

The tech trial of the year, Musk v. Altman, was ultimately a fight for control. Elon Musk argued that Sam Altman, with whom he helped found the now-massive company OpenAI, shouldn't direct the future of AI. Altman's lawyers, in turn, poked at Musk's own credibility. A jury came to a verdict on Monda

The Verge 14h ago
All of the updates from Elon Musk and Sam Altman’s battle over OpenAI

Sam Altman and Elon Musk are facing off in a high-stakes trial that could alter the future of OpenAI and its most well-known product, ChatGPT. In 2024, Musk filed a lawsuit accusing OpenAI of abandoning its founding mission of developing AI to benefit humanity and shifting focus to boosting profits

The Verge Industry 15h ago
Elon Musk loses his case against Sam Altman

After around two hours of deliberation, the jury has reached a unanimous verdict in Musk v. Altman, the tech trial of the year. The group found that two claims were barred by the statute of limitations, and a third failed thanks to the dismissal of one of these. The jury here is an advisory jury, [&

The Verge 15h ago
What to expect from Google this week

This story originally appeared in The Algorithm, our weekly newsletter on AI. To get stories like this in your inbox first, sign up here. When Google opens its doors tomorrow for its annual developer conference, I/O, it will do so as a clear third place in the foundation model race. A year ago, at G

MIT Tech Review Models 16h ago
Inside Anduril and Meta’s quest to make smart glasses for warfare

The defense-tech company Anduril has shared new details about the augmented-reality headset for the military it’s prototyping with Meta, including a vision for ordering drone strikes via eye-tracking and voice commands. Quay Barnett, who leads the efforts as a vice president at Anduril following a c

MIT Tech Review 17h ago
Amazon Alexa Plus can now create AI-generated podcasts

Alexa Plus, Amazon's upgraded AI assistant, can now generate podcasts on "virtually any topic," according to an announcement on Monday. With the update, Amazon says you can give Alexa Plus a topic, and the AI assistant will offer an overview of what its AI hosts plan to talk about, allowing you to s

The Verge 17h ago
MAGA-aligned groups want government oversight of frontier AI models

A coalition of conservative organizations led by Humans First has called on President Donald Trump in an open letter to issue an executive order requiring mandatory safety testing for frontier AI models before they ship. The article MAGA-aligned groups want government oversight of frontier AI models

The Decoder Industry 20h ago
The Download: Musk v. Altman week 3, and Trump’s tech trading

This is today&#8217;s edition of The Download, our weekday newsletter that provides a daily dose of what&#8217;s going on in the world of technology. Musk v. Altman week 3: Musk and Altman traded blows over each other’s credibility. Now the jury will pick a side. In the final week of the Musk v. Alt

MIT Tech Review 21h ago

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