activity
20242026
collaborators

5 papers

cs.CL2026

MosaicLeaks:Privacy Risks in Querying-in-the-Open for Deep Research Agents

Alexander Gurung, Spandana Gella, Alexandre Drouin +3

Deep research agents increasingly combine private local documents with external tools like web retrieval, creating a privacy risk: an agent's external queries may leak sensitive in…

cs.LG2026

Super Apriel: One Checkpoint, Many Speeds

SLAM Labs, :, Oleksiy Ostapenko +13

We release Super Apriel, a 15B-parameter supernet in which every decoder layer provides four trained mixer choices -- Full Attention (FA), Sliding Window Attention (SWA), Kimi Delt…

cs.LG2026

Apriel-1.5-OpenReasoner: RL Post-Training for General-Purpose and Efficient Reasoning

Rafael Pardinas, Ehsan Kamalloo, David Vazquez +1

Building general-purpose reasoning models using reinforcement learning with verifiable rewards (RLVR) across diverse domains has been widely adopted by frontier open-weight models.…

cs.LG2025

PipelineRL: Faster On-policy Reinforcement Learning for Long Sequence Generation

Alexandre Piché, Ehsan Kamalloo, Rafael Pardinas +2

Reinforcement Learning (RL) is increasingly utilized to enhance the reasoning capabilities of Large Language Models (LLMs). However, effectively scaling these RL methods presents s…

cs.AI2024

TapeAgents: a Holistic Framework for Agent Development and Optimization

Dzmitry Bahdanau, Nicolas Gontier, Gabriel Huang +10

We present TapeAgents, an agent framework built around a granular, structured log tape of the agent session that also plays the role of the session's resumable state. In TapeAgents…