Research & KnowledgeEvent: September 7, 2026
RidgeScope reports that GPT-5.5, codenamed Spud, completed pretraining on March 24 at the Abilene campus.
Published
Signal category
Research & Knowledge
Quote
“Reports place the completion of pretraining for GPT-5.5, codenamed “Spud,” on March 24 at the Abilene campus.”
— Evgeny Potapov|RidgeScope team
Company
RidgeScope
Turn more GPU hours into productive training
- Location
- Sunnyvale, US
- Company size
- 4 employees
RidgeScope finds where allocated GPUs stop producing useful work — idle jobs, hangs, stragglers, data starvation, checkpoint I/O, fabric bottlenecks, and runs that finish without learning. Then it shows what the evidence supports and the next action.