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AI Giants Fragment the Stack While Z AI’s $560M IPO Marks First Public LLM Listing

The AI Stack Is Fragmenting: Google, OpenAI, Meta and Amazon race to control chips, models, apps and humanoids
AI giants like Google, OpenAI, Meta, and Amazon are vertically integrating to control the entire AI stack—from custom silicon and cloud infrastructure to foundation models, applications, and humanoid devices. This shift aims to reduce external dependencies and strengthen long-term competitive advantages.

New AI Models & Releases

Meta Releases Llama-3.3-8B-Instruct
Meta’s new Llama-3.3-8B-Instruct model is now available via its finetuning API and on Hugging Face, including GGUF quantized versions. Users report initial bugs but confirm the model’s accessibility.

Tencent Open-Sources HY-Motion 1.0: Billion-Parameter Text-to-Motion Model
Tencent’s HY-Motion 1.0 is a Diffusion Transformer-based model that converts natural language into high-fidelity 3D character animations across 200+ motion categories. It supports on-device and cloud deployment and integrates with standard 3D animation pipelines.

Tencent Releases HY-MT1.5: Optimized Translation Models for On-Device & Cloud Use
HY-MT1.5 includes 1.8B and 7B translation models supporting 33+ languages, optimized for low-memory (1GB) consumer hardware. Features include custom terminology, long-dialogue context, and document formatting.

LG Announces EXAONE 236b: Upcoming AI Model Benchmark Competitor
LG’s EXAONE 236b is teased as a high-performance AI model, with benchmarks suggesting competitive positioning. The release is expected within days.

AI Products & Services

Z AI IPO: First AI-Native LLM Company to Go Public
Z AI is set to launch its IPO on January 8, aiming to raise $560 million, marking a milestone as the first AI-native LLM company listed globally.

StarDesk: Free Remote Desktop for AI/Dev Workflows
StarDesk is a new remote desktop service enabling cross-device access to files and applications without re-login. It supports Windows, Mac, iOS, and Android and is currently free.

Roo Code 3.38.0 Introduces Agent Skills for Portable Workflows
Roo Code’s latest update adds Agent Skills—portable folders containing instructions, scripts, and resources for repeatable workflows. The feature improves consistency across projects alongside bug fixes and provider updates.