INDEPENDENT MERCHANT INTELLIGENCEPUBLIC BETA / SEPTEMBER 2026 BASELINE
Agentic Commerce Wiki / Living reference

A shared vocabulary.

Precise definitions for the decisions in the commerce stack.

Agentic commerce

Shopping work performed or assisted by an agent; distinguish discovery, recommendation and authorized execution.

Commerce layer

The semantics of catalog, cart, checkout, order and related merchant operations.

Payment layer

Mechanisms for requesting, providing and processing payment; not a complete retail commerce model.

Transport

How messages and capabilities are communicated between systems.

Agent coordination

How agents communicate, delegate tasks and track work.

Identity / trust

Evidence about who is acting and what authority they possess.

Merchant of record

The entity responsible for the sale in a specific transaction; verify the provider’s documented arrangement.

Observation

A value with source, scope, checked date and capture date.

Snapshot

An immutable view of observations at a point in the house history.

Unknown

Evidence is insufficient. This is not the same as unsupported.

Vendor claim

A statement attributed to the vendor, not independently established here.

Public evidence

Information readable without credentials or privileged access, within the scanner’s ethical and technical boundaries.

Evidence ledger

Go to the source.

Primary documentation records what is publicly stated. It does not independently prove outcomes or your account’s eligibility.

  • UCP overview, 2026-08-25

    UCP · official primary · Checked 2026-09-28

    Claim scope: Discovery profile and commerce capabilities

    Version-pinned profile discovery; declared capabilities do not prove successful transactions.

    Source ID: ucp-spec · Published: Not stated

  • MCP specification 2026-07-28

    MCP project · official primary · Checked 2026-09-28

    Claim scope: Tools, resources, prompts and transport

    Source ID: mcp-spec · Published: Not stated

  • Agent2Agent specification

    A2A project · official primary · Checked 2026-09-28

    Claim scope: Agent coordination

    Latest released version shown as 1.0.0. Agent card app version is a different field.

    Source ID: a2a-spec · Published: Not stated

  • Agentic Payment Protocol v0.2

    AP2 project · official primary · Checked 2026-09-28

    Claim scope: Authorization mandates and receipts

    Payment authorization within a commerce protocol; catalog API details are out of scope.

    Source ID: ap2-spec · Published: Not stated

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