Gap note
Universal Commerce Protocol gaps
Universal Commerce Protocol is a gap note assembled on 2026-10-21. It quotes primary pages for settlement asset, spend controls, revocation, protocol composition, license, governance body, and cross-company use. A line that says not documented uses the day that page was read. The note does not rank the listing.
Last verified 2026-10-21
Sources
Universal Commerce Protocol listing · Protocol compatibility · Gaps JSON
| Dimension | Status |
|---|---|
| Settlement asset | Not documented |
| Spend controls | Omitted |
| Revocation | Omitted |
| Protocol composition | Documented |
| License | Documented |
| Governance body | Documented |
| Cross-company use | Documented |
Settlement asset
Not documented
Not documented as of 2026-10-21. The specification separates payment instruments from payment handlers. It does not fix one settlement asset for the protocol.
Universal Commerce Protocol specification · Read 2026-10-21
Spend controls
No checked source for this dimension in this note.
Revocation
No checked source for this dimension in this note.
Protocol composition
Documented
The specification defines REST, MCP, and A2A transports.
Universal Commerce Protocol specification · Read 2026-10-21
The specification describes AP2 mandate signing and says a business that does not use AP2 may publish a single baseline key.
Universal Commerce Protocol specification · Read 2026-10-21
The specification defines optional Web Bot Auth interop, including a Signature-Agent header and the tag web-bot-auth.
Universal Commerce Protocol specification · Read 2026-10-21
License
Documented
The cited page states Apache-2.0.
Universal Commerce Protocol LICENSE · Read 2026-10-21
Governance body
Documented
The specification overview says reverse domain names encode governance authority and that this removes the need for a central registry.
Universal Commerce Protocol specification · Read 2026-10-21
Cross-company use
Documented
The specification overview says reverse domain names encode governance authority and that this removes the need for a central registry.
Universal Commerce Protocol specification · Read 2026-10-21
Questions
- What does not documented mean?
- Not documented means the cited page does not state the fact. The line names that page and the day it was read. It is not a claim that the fact is false.
- What does omitted mean?
- Omitted means this note has no checked source for that dimension. The dimension was left out rather than filled in.
- Does the index rank these products?
- No. The table can be sorted by name, by dimension status, or by checked date. Sort order is not a score.
- Where is the machine readable file?
- GET /data/gaps.json. The file includes every note, the cited sources, and the read dates.