BestHub
Sign in
Kuaishou Tech
Author

Kuaishou Tech

Official Kuaishou tech account, providing real-time updates on the latest Kuaishou technology practices.

229
Articles
0
Likes
681
Views
0
Comments
Recent Articles

Latest from Kuaishou Tech

100 recent articles max
Kuaishou Tech
Kuaishou Tech
Sep 5, 2025 · Artificial Intelligence

How Keye‑VL‑1.5‑8B Sets New Benchmarks in Multimodal AI

Fast‑search platform Kwai has open‑sourced the 8‑billion‑parameter multimodal LLM Keye‑VL‑1.5, which introduces a slow‑fast frame encoding, a progressive four‑stage pre‑training pipeline, and an automated data construction workflow, achieving state‑of‑the‑art results on video and vision‑language benchmarks and surpassing many closed‑source models.

Large Language Modelbenchmark performancemultimodal AI
0 likes · 12 min read
How Keye‑VL‑1.5‑8B Sets New Benchmarks in Multimodal AI
Kuaishou Tech
Kuaishou Tech
Sep 4, 2025 · Fundamentals

How LingXi Achieves User‑Level QoE Optimization in Large‑Scale Adaptive Video Streaming

The paper “Towards User‑level QoE: Large‑scale Personalized Optimization of Adaptive Video Streaming” introduces LingXi, the first production‑grade system that deploys per‑user Bayesian optimization and Monte‑Carlo simulation to reduce video stalls and boost both QoE and QoS across millions of viewers, with especially strong gains for low‑bandwidth users.

Monte Carlo simulationQoE optimizationadaptive streaming
0 likes · 15 min read
How LingXi Achieves User‑Level QoE Optimization in Large‑Scale Adaptive Video Streaming
Kuaishou Tech
Kuaishou Tech
Aug 28, 2025 · Big Data

Auron Joins Apache Incubator: High‑Performance Vectorized Engine Accelerates Big Data Workloads

The Auron project, originally the Blaze engine from Kuaishou, has entered the Apache Software Foundation incubator, offering a Rust‑based native vectorized execution engine that integrates with Spark, delivers over two‑fold performance gains on TPC‑DS benchmarks, and is supported by a growing open‑source community.

Apache IncubatorAuronBig Data
0 likes · 6 min read
Auron Joins Apache Incubator: High‑Performance Vectorized Engine Accelerates Big Data Workloads
Kuaishou Tech
Kuaishou Tech
Aug 25, 2025 · Artificial Intelligence

How Context-as-Memory Enables Scene‑Consistent Long Video Generation

This article introduces the Context-as-Memory approach, which treats previously generated video frames as memory to achieve scene‑consistent interactive long video generation, and details a camera‑trajectory‑based memory retrieval mechanism that dramatically improves efficiency and performance over existing state‑of‑the‑art methods.

AIVideo Generationcontext memory
0 likes · 7 min read
How Context-as-Memory Enables Scene‑Consistent Long Video Generation
Kuaishou Tech
Kuaishou Tech
Aug 23, 2025 · Artificial Intelligence

How Thyme Enables Models to Think Beyond Images with Code‑Driven Multimodal Reasoning

The Kwai Keye team presents Thyme, a novel multimodal reasoning framework that lets large language models generate and safely execute Python code for image manipulation and complex calculations, achieving significant performance gains over existing vision‑language models across perception, reasoning, and hallucination‑reduction benchmarks.

AI researchLarge Language ModelMultimodal
0 likes · 12 min read
How Thyme Enables Models to Think Beyond Images with Code‑Driven Multimodal Reasoning
Kuaishou Tech
Kuaishou Tech
Aug 21, 2025 · Artificial Intelligence

How SeamlessFlow Doubles RL Training Throughput and Cuts Time by 62%

SeamlessFlow, an industrial‑scale reinforcement‑learning training framework released by Kuaipilot, decouples trainer and agents via a novel data‑plane, introduces a tag‑based resource scheduler, and eliminates pipeline bubbles, achieving up to 100% token‑throughput boost and 62% reduction in overall training time across large‑model RL workloads.

distributed trainingpipeline optimizationreinforcement learning
0 likes · 13 min read
How SeamlessFlow Doubles RL Training Throughput and Cuts Time by 62%
Kuaishou Tech
Kuaishou Tech
Aug 20, 2025 · Frontend Development

How AI Is Transforming Frontend Development: Highlights from Kuaishou’s Tech Salon

The Kuaishou AI‑driven Frontend Technology Evolution salon gathered over 300 engineers and 46,000 online viewers to showcase how AI is reshaping large‑scale front‑end development across business, R&D, and infrastructure, with deep dives into AI‑native platforms, AIDevOps, intelligent agents, AI‑powered D2C, and observability.

AIAIDevOpsAgent
0 likes · 11 min read
How AI Is Transforming Frontend Development: Highlights from Kuaishou’s Tech Salon
Kuaishou Tech
Kuaishou Tech
Aug 18, 2025 · Artificial Intelligence

How Klear-Reasoner Achieves SOTA Math & Code Reasoning with GPPO Optimization

The Klear‑Reasoner model, built on Qwen3‑8B‑Base and powered by the novel Gradient‑Preserving Clipping Policy Optimization (GPPO) algorithm, surpasses same‑size open‑source baselines on challenging math (AIME) and code (LiveCodeBench) benchmarks, while revealing key insights on data quality, reward design, and clipping strategies for large‑language‑model reasoning.

GPPOLLMcode reasoning
0 likes · 11 min read
How Klear-Reasoner Achieves SOTA Math & Code Reasoning with GPPO Optimization
Kuaishou Tech
Kuaishou Tech
Aug 6, 2025 · Artificial Intelligence

How Supervised Learning‑Enhanced Multi‑Group Actor‑Critic Boosts Live Stream Allocation in Short‑Video Feeds

This article presents the SL‑MGAC framework, a supervised‑learning‑enhanced multi‑group Actor‑Critic algorithm that improves live‑stream insertion decisions in mixed short‑video and live‑stream recommendation systems, achieving higher stability and better long‑term user engagement while satisfying platform constraints, as validated by extensive offline and online experiments.

KDD 2025actor-criticlive stream recommendation
0 likes · 9 min read
How Supervised Learning‑Enhanced Multi‑Group Actor‑Critic Boosts Live Stream Allocation in Short‑Video Feeds