Today’s Open Source (2025-10-31): Kimi Linear Open-Sourced, KDA-Optimized Gated DeltaNet, 1M-Token Long-Context Decoding Speed Boost by 6×
Daily Discovery: Latest LLM Innovations
Date: 2025-10-31
Location: Hong Kong, China
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📢 Overview
Today's discoveries feature groundbreaking projects across LLM architectures, text-to-speech generation, reinforcement learning, 3D scene creation, real-time inference, and autonomous agent development:
- Kimi-Linear — Hybrid linear attention architecture.
- kani-tts — Multi-language, high-quality text-to-speech engine.
- ROVER — Minimal and efficient reinforcement learning for LLM inference.
- FlashWorld — Ultra-fast 3D scene generation.
- realtime-vla — High-speed inference kernel for vision-language models.
- DeepAnalyze — Agent LLM for autonomous data science.


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🏆 Base Models
① Kimi-Linear

Highlights:
- Hybrid linear attention designed to outperform traditional full-attention models.
- Core innovation: Kimi Delta Attention (KDA) — An improved gated DeltaNet optimizing finite-state RNN memory usage.
- Handles contexts up to 1M tokens, reducing KV cache by 75% and improving decoding speed 6×.
- Open-sourced KDA kernel and two model checkpoints trained on 5.7T tokens.
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② kani-tts

Highlights:
- Fast and modular text-to-speech system with near-human voice quality.
- Adaptive inference options for different hardware.
- Supports English, Chinese, German, Arabic, Spanish, Korean, Japanese.
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🛠️ Frameworks, Platforms & Tools
① ROVER

Highlights:
- Minimal reinforcement learning method for LLM inference.
- Evaluates Q-values for uniform policies to maximize optimality and diversity.
- Optimized for low GPU memory footprint & fast training.
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② FlashWorld

Highlights:
- Generates high-quality 3D scenes in 7 seconds from image or text prompts.
- Offers CLI & web-based JSON creation tools.
- Actively maintained and updated.
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③ realtime-vla

Highlights:
- Accelerated inference kernel for Pi0 model (OpenPI project).
- Achieves <200ms latency at 30FPS, capable of tracking real-time actions like a falling pen.
- RTX 4090-optimized implementation.
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🤖 Agent Development
① DeepAnalyze

Highlights:
- DeepAnalyze-8B — First agent LLM for autonomous data science.
- Covers data preparation → analysis → modeling → visualization → report generation.
- Able to conduct multi-source research and produce analyst-grade reports.
- Fully open-source for deployment and customization.


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📌 Closing Note
With innovative architectures like Kimi-Linear, versatile TTS systems like kani-tts, and real-time optimizations via realtime-vla, the LLM ecosystem is rapidly diversifying.
For creators, researchers, and developers aiming to monetize AI-generated content, platforms like AiToEarn官网 offer open-source infrastructure for simultaneous publishing across global platforms, including:
- Douyin, Kwai, WeChat, Bilibili, Rednote (Xiaohongshu)
- Facebook, Instagram, LinkedIn, Threads
- YouTube, Pinterest, X (Twitter)
By integrating AI generation tools, cross-platform publishing, analytics, and model ranking, AiToEarn helps creators turn innovation into scalable, multi-channel revenue.
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Read more: Original article
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Do you want me to add a “Quick Comparison Table” section that summarizes all six projects side-by-side, so it's easier to scan? That would make this even more reader-friendly.