Is Deep Principle Hydrogen-1.0 753B open-weight out yet?

No. Deep Principle has not announced it as of Nov 3.

When is Deep Principle Hydrogen-1.0 753B open-weight expected?

No official release date as of Nov 3.

ReportedLast checked Nov 3, 2026

Deep PrincipleFirst seen Nov 2

MarkTechPost covers the release and GLM-5.3 post-train claim; primary HF/weights page not fully re-opened.

Evidence timeline · 1 source · newest first

Nov 3
Unconfirmed → Reported
Nov 2
Reported
MarkTechPost reports Deep Principle released Hydrogen-1.0, an open-weight scientific model for chemistry, materials, and life sciences, described as post-training Z.ai’s GLM-5.3 on domain data and lab/agent trajectories, with a claimed FrontierScience-Research win over GPT-6-Astra. Primary Deep Principle weights page was not fully re-opened beyond the MarkTechPost write-up.
Source: MarkTechPost

Quick answers

Is Deep Principle Hydrogen-1.0 753B open-weight out yet?: No. Deep Principle has not announced it as of Nov 3.
When is Deep Principle Hydrogen-1.0 753B open-weight expected?: No official release date as of Nov 3.

How we label rumors

Unconfirmed: Circulating with at least one public source we can link to; no official confirmation.
Reported: Reported by a news outlet; not confirmed by the company.
Confirmed: Confirmed by the company or another official source.
Debunked: Denied by the company, retracted by the original source, or shown to be false by the evidence.

We record what sources show, with dates. We don't predict or score how likely a rumor is.