AI21 Labs

4 talks

Two Bugs That Hid in Plain Sight: A vLLM Debugging Detective StoryAsaf Gardin & Yuval Belfer, AI21 Labs · 18:06 · Sept 2026 · 4,752 views · AI Engineer World's Fair 2026

Stop Chunking Like It's 2022Yuval Belfer, AI21 Labs · 18:01 · Sept 2026 · 22K views · AI Engineer World's Fair 2026

RAG Evaluation Is Broken! Here's Why (And How to Fix It)Yuval Belfer & Niv Granot, AI21 Labs · 10:58 · Jun 2025 · 1,117 views · AI Engineer World's Fair 2025

Real AI Agents Need Planning, Not Just PromptingYuval Belfer, AI21 Labs · 07:58 · Jun 2025 · 1,227 views · AI Engineer World's Fair 2025