# clm_5B2E908D8595

subject: OpenAI (/record/openai.md)  
predicate: released  
value: Block-sparse GPU kernels  
valid_from: 2017-12-06  
valid_to: null  
published: 2017-12-06  
recorded: 2026-11-03  
confidence: 0.70  
status: valid  
assertable: true  
superseded_by: null  
last_updated: 2026-11-04  
checked: 2026-11-04 · its source page states the value and the date (its publisher's feed entry for the page)  

> Block-sparse GPU kernels. We’re releasing highly-optimized GPU kernels for an underexplored class of neural network architectures: networks with block-sparse weights.

What https://openai.com/index/block-sparse-gpu-kernels says, word for word.

## Sources

- https://openai.com/index/block-sparse-gpu-kernels (primary, OpenAI, published 2017-12-06)

---

AsOf is a temporal fact ledger: a structured, dated, sourced record of what is true and what changed, built for AI retrieval.