What I make of it
A single signal tree for vehicle data — the closest thing the car industry has to a shared model.
COVESA Vehicle Signal Specification (VSS)
Information Model
Automotive
Model Details
Steward
COVESA
Layer
Information Model
Domain
Automotive
Status
live
Access
Not yet established
How I know this
Compiled for the API Evangelist data model catalog, then confirmed against the steward's own site.
Confirmed
2026-08-11
Evidence: name evidence 4/4. Found something wrong? Tell me — corrections are cheap and I would rather be right.
Modernity Profile
63.6
Modernizing
Access
Not established
Assessed
77.0% of the rubric
A separate measure from the Kin Score, which rates API providers. This rates how current a standard is in how it is expressed, published and paid for — not how good it is. EDIFACT and X12 score low here and move an enormous share of world trade.