# Talks and Announcements Track the latest developments in the Tunix ecosystem, including technical deep dives, launch news, and collaborations. ## Announcements and Blogs | Date | Type | Title / Description | Link | | :--- | :--- | :--- | :--- | | **2025-12-16** | Blog | **GRL**
Turning verifiable games into a post-training suite for LLM agents
with Tunix on TPUs | [Read](https://opensource.googleblog.com/2025/12/grl-turning-verifiable-games-into-a-post-training-suite-for-llm-agents-with-tunix-on-tpus.html) | | **2025-12-11** | Blog | **Empowering App Developers**
Fine-tuning Gemma 3 for mobile with Tunix in Google Colab. | [Read](https://opensource.googleblog.com/2025/12/empowering-app-developers-fine-tuning-gemma-3-for-mobile-with-tunix-in-google-colab.html) | | **2025-11-14** | Hackathon | **Google Tunix Hackathon (Kaggle)**
Challenge to train reasoning models **(active)**. | [View](https://www.kaggle.com/competitions/google-tunix-hackathon) | | **2025-09-30** | Launch | **Introducing Tunix: A JAX-Native Library**
Official launch post. | [Read](https://developers.googleblog.com/introducing-tunix-a-jax-native-library-for-llm-post-training/) | ## Talks | Date | Event | Title / Description | Link | | :--- | :--- | :--- | :--- | | **2025-12-11** | JAX/OpenXLA DevLab | **Tunix: Tune in JAX**
Core team deep dive into the latest framework features
followed by SFT, GRPO and PPO demos. | [Watch](https://www.youtube.com/watch?v=NMrL3ZMrqA0), [Slides](https://docs.google.com/presentation/d/1M5_2B8bUmaxCL6QVwPq0Yf8YEErihu_i2179ClwmhkY/edit?usp=sharing) | | **2025-09-30** | Google for Developers | **How to fine-tune LLMs with Tunix**
Introductory guide to SFT and RL on TPUs. | [Watch](https://www.youtube.com/watch?v=8essLqkBsX8) | | **2025-09-24** | JAX DevLab (Summer) | **JAX: Tunix (Lightning Talk)**
Brief intro to the library. | [Watch](https://www.youtube.com/watch?v=Kcw6GTqQjBE), [Slides](https://docs.google.com/presentation/d/1bl8cdoCFpNyBVCCNxLnK2Wpl6jTPwiL5Oc7-3kH3s5k/edit?usp=sharing) |