Finalized site with real projects coming Aug 10!
Eitan Le Bras
Built agent harnesses, ReAct processes, computer-use agents, dev tools, platforms for 2.5 years before digging deep into the post-training pipelines at the core of AI advancement.
Summer 2026
Collection Preview
Retrieval, unlearned
What a pipeline forgets is as load-bearing as what it recalls. A study in pruning context without losing the thread.
Reward, in the open
Preference data assembled in public, annotated in public, and argued about in public. The disagreements are the finding.
The long tail of tools
Agents fail at the hundredth tool, not the first. Notes from watching them do it repeatedly, on purpose.
EST MMXI
lebras.ai