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Universal Commerce Protocol Universal Commerce Protocol Protocol registry / en

Observatory

UCP's current state, one source at a time.

A dated view of official publications, kept separate from commercial adoption and technical conformance.

This page separates what is published, what is announced, and what remains non-measurable. An official release does not prove deployment. A participation announcement does not prove a production implementation.

Checked on2026-08-27

Tracked releaseUCP 2026-08-25

Open dataOpen JSONDownload CSV

  1. 01

    official-release

    Official UCP release

    v2026-08-25

    Observed fact. The official repository publishes release v2026-08-25.

    Reading limit. A published release does not prove deployment by a platform or merchant.

    Recheck when. A new release or a change to the official release page.

    Official source: Universal-Commerce-Protocol / GitHub
  2. 02

    published-specification

    Versioned UCP specification

    v2026-08-25

    Observed fact. The official documentation exposes a specification dated 2026-08-25.

    Reading limit. The presence of a specification measures neither adoption nor implementation conformance.

    Recheck when. A new dated version or a change to versioning rules.

    Official source: Universal Commerce Protocol
  3. 03

    official-announcement

    Governance and technical-group announcements

    Observed fact. The UCP project maintains a separate official announcements page.

    Reading limit. A participation announcement does not prove the availability of a production implementation.

    Recheck when. A new official announcement or a governance revision.

    Official source: Universal Commerce Protocol

Method and reuse

Every row links to an official source, states its check date, and identifies what should trigger a new review. The JSON and CSV exports are published under CC BY 4.0. The methodology explains the analysis limits.