AI and infrastructure news

Project7

Reinforcement learning

Reinforcement learning Project
10/08/2618 days ago github.com
OpenTinker proposes RL infrastructure for foundation models
A description published on January 8, 2026 presents an open-source reinforcement learning platform for agents, separating programming from execution and enabling a transition from training to inference.
Reinforcement learning Project
10/08/2618 days ago github.com
slime v0.2.2 expands Int4-QAT and R3 support
Published on January 18, 2026, the slime v0.2.2 version announcement highlights memory and performance improvements, Int4-QAT training, and R3 support with DeepEP and MTP.
Reinforcement learning Project
10/08/2618 days ago github.com
SkyRL tx v0.0.2 enables multi-LoRA training
On October 14, 2025, version 0.0.2 of the open SkyRL tx backend added support for training multi-LoRA models through the Tinker API.
Reinforcement learning Project
10/07/2619 days ago github.com
RL environments and training code for language models
On September 26, 2026, Xiaomi MiMo published reinforcement learning environments, training code, and a dataset for experiments with language models.
Reinforcement learning Project
10/07/2619 days ago github.com
SQL-based replay buffer sampling
A post published on August 16, 2026 describes weighted top-k sampling in SQL and reports selecting 8,192 rows from 50 million in about 1.1 seconds on a laptop.
Reinforcement learning Project
10/07/2619 days ago github.com
FrontierSmith publishes 200 open-ended RL problems
On September 28, 2026, FrontierSmith published a repository of 200 problems for studying reinforcement learning on challenging, open-ended tasks.
Reinforcement learning Project
10/07/2619 days ago github.com
RULER turns agent evaluations into rewards for GRPO
A September 17, 2026 post from OpenPipe ART describes how LLM-ranked agent trajectories can produce rewards for agent training.