Living definition
What is HSTU (Hierarchical Sequential Transduction Unit)?
Recommender Systems & Personalization AI & Agents
- As of
- 2026-06-28
- Revision
- 2026-07-19.1
- Method
- v1.2.0
Definition
The term, in context
AI-assisted draft · approved dataset
HSTU (Hierarchical Sequential Transduction Unit) is a transformer-based architecture for recommender systems that models a user’s action history as a sequence, in the style used for generative language models.
Live readiness status
Status as of the current dateline
AI-assisted assembly · derived results
As of 2026-06-28, verified readiness is 68 (claimed 85, reported 77, gap 17) — Strong evidence strength; current signals suggest Proceed with caution.
The readiness fact belongs to the canonical Readiness Verdict for HSTU (Hierarchical Sequential Transduction Unit).
Dataset approval
Human editorial release
pragma.vision editorial — standing authorization (operator dev@soft.house, 2026-07-17)
- Dataset
- 2026-07-19.1
- Hash
- sha256:879aa251cd33f19a4cd70ef7db5753df0822d65408e7a15065212c6b421fd9d4
- Approved
- 2026-07-19