Matter certification reports
Every month we count the new Matter product models certified by the Connectivity Standards Alliance (CSA), from its public Distributed Compliance Ledger. The ledger, as we read it on October 12, 2026, holds 4,679 certified product models from 404 companies. The latest report covers September 2026: 166 new models.
The reports
Matter certifications report: September 2026
In September 2026, 166 new Matter product models were certified on the Connectivity Standards Alliance's Distributed Compliance Ledger, down 47% from August 2026. Lighting was the largest device group (73 models, 44%), and Espressif Systems certified the most new models (35). 10% of the new models list Thread and 91% list Wi-Fi, and 13 companies received a first Matter certification.
First published October 12, 2026.
New certifications by month
48 months, October 2022 to September 2026. The busiest so far: August 2026, with 315 new models.
Source: CSA Distributed Compliance Ledger (on.dcl.csa-iot.org), read October 12, 2026. A model (one vendor ID and product ID) counts once, in the month of its first certification.
Reuse and method
MatterCatalog compiles these reports from the CSA Distributed Compliance Ledger and publishes them under the Creative Commons Attribution 4.0 license (CC BY 4.0): you may reuse the numbers and charts, including commercially, if you credit MatterCatalog and link to the report. The certification records themselves are public records of the Connectivity Standards Alliance (CSA); they are CSA's data, not ours. MatterCatalog is independent and is not affiliated with or endorsed by the CSA. CC BY 4.0
Each report explains its method. For the certified products we list, see the Matter certification statistics and the open data page. Questions: team@mattercatalog.com (The MatterCatalog team).