Research report 03 / Release momentum
Open Model Momentum
Verified open and disclosed-license model releases, developer activity, and release cadence.
Each dot is a verified monthly observation of verified releases. Lines connect observations in the same series; missing periods are not treated as zero.
Version ledger
Frozen public editions
Each edition preserves the records, method, sources, and downloads available at publication time.
- v4 / latestAug 27, 202611 records / 40 sources
Source-backed fields changed; the frozen snapshot contains 11 records.
- v3Aug 27, 202611 records / 40 sources
Source-backed fields changed; the frozen snapshot contains 11 records.
- v2Aug 27, 202611 records / 40 sources
Source-backed fields changed; the frozen snapshot contains 11 records.
- v1Aug 27, 202611 records / 40 sources
Initial public snapshot with 11 records and 40 cited sources.
This first edition measures release momentum. Historical download and like growth cannot be inferred before periodic snapshots are collected.
- Dataset ID
- spd:open-model-momentum
- Stable URL
- /research/open-model-momentum
- Version
- v4
- Coverage
- 2026-04/2026-08-26
- Records
- 11
- Fields
- 6
- Updated
Measurement technique
How to read this report
- 01Open status requires an explicit open, community, or named open license/availability disclosure.
- 02Momentum currently measures verified release cadence; download-growth snapshots will be added prospectively rather than reconstructed.
- 03A model without disclosed licensing is excluded from the open series.
Sources
Evidence
26 publishers supporting 40 records. Expand a publisher to inspect its cited pages.