🚀 AI-дайджест | 21.04.2026

🤖 OpenAI helps Hyatt advance AI among colleagues Hyatt deploys ChatGPT Enterprise across its global workforce, using GPT-5.4 and Codex to improve productivity, operations, and guest experiences. 🔗 https://openai.com/index/hyatt-advances-ai-with-chatgpt-enterprise

🔬 Moonshot AI Releases Kimi K2.6 with Long-Horizon Coding, Agent Swarm Scaling to 300 Sub-Agents and 4,000 Coordinated Steps Moonshot AI, the Chinese AI lab behind the Kimi assistant, today open-sourced Kimi K2.6 — a native multimodal agentic model that pushes the boundaries of what an AI system can do when left to run autonomously on hard software engineering problems. The release targets... 🔗 https://www.marktechpost.com/2026/04/20/moonshot-ai-releases-kimi-k2-6-with-long-horizon-coding-agent-swarm-scaling-to-300-sub-agents-and-4000-coordinated-steps/

🔬 A Coding Implementation on Microsoft’s Phi-4-Mini for Quantized Inference Reasoning Tool Use RAG and LoRA Fine-Tuning In this tutorial, we build a pipeline on Phi-4-mini to explore how a compact yet highly capable language model can handle a full range of modern LLM workflows within a single notebook. We begin by setting up a stable environment, loading Microsoft’s Phi-4-mini-instruct in... 🔗 https://www.marktechpost.com/2026/04/20/a-coding-implementation-on-microsofts-phi-4-mini-for-quantized-inference-reasoning-tool-use-rag-and-lora-fine-tuning/

📊 DeepER-Med: Advancing Deep Evidence-Based Research in Medicine Through Agentic AI arXiv:2604.15456v1 Announce Type: new Abstract: Trustworthiness and transparency are essential for the clinical adoption of artificial intelligence (AI) in healthcare and biomedical research. Recent deep research systems aim to accelerate evidence-grounded scientific... 🔗 https://arxiv.org/abs/2604.15456

🤖 Codex for (almost) everything The updated Codex app for macOS and Windows adds computer use, in-app browsing, image generation, memory, and plugins to accelerate developer workflows. 🔗 https://openai.com/index/codex-for-almost-everything

💡 Training and Finetuning Multimodal Embedding & Reranker Models with Sentence Transformers

🔗 https://huggingface.co/blog/train-multimodal-sentence-transformers

💡 Inside VAKRA: Reasoning, Tool Use, and Failure Modes of Agents

🔗 https://huggingface.co/blog/ibm-research/vakra-benchmark-analysis

⚡ Anthropic takes $5B from Amazon and pledges $100B in cloud spending in return Amazon has made another circular AI deal: It's investing another $5 billion in Anthropic. Anthropic has agreed to spend $100 billion on AWS in return. 🔗 https://techcrunch.com/2026/04/20/anthropic-takes-5b-from-amazon-and-pledges-100b-in-cloud-spending-in-return/

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