Role

Goals

  • Measure what the protocols actually carry: real agent counts, real payment volume, Sybil rates, failure rates.
  • Formally analyze authorization and payment protocols for replay, binding and atomicity properties.
  • Model the economics: fee floors, two-sided platform power, and who captures surplus in agent commerce.
  • Build reproducible datasets and benchmarks that others can rerun as the specs change.
  • Connect current designs to prior work on micropayments, reputation systems and bot authentication.

Pains

  • Headline metrics (agents registered, payments processed) are inflated by placeholders and farming, and the sources dispute each other.
  • Specs change faster than peer review. A result on one dated version is stale by publication.
  • Proprietary specs and read-only repositories limit what can be studied and reproduced.
  • On-chain data is public but off-chain checkout traffic (ACP, UCP) is private, so measurements skew toward crypto rails.
  • Protocols reuse names for different things (ACP, MPP, agentic token), which makes literature search and comparison error-prone.

Decisions they own

  • Which protocol version and chain set to study, and how to date the snapshot.
  • Which measurement methodology to adopt for liveness, Sybil detection and volume adjustment.
  • Which formal model and tool to use for protocol analysis.
  • How to publish data and code so the result survives spec changes.

Vocabulary

  • measurement
  • liveness
  • Sybil detection
  • formal verification
  • atomicity
  • two-sided market
  • micropayment
  • dataset
  • snapshot
  • arXiv
  • reputation system
  • threat model
  • replication

Each protocol from this seat

Relevance levels: High, a main persona on the protocol page; Medium, owns, implements or verifies a step; Low, relies on or observes a step; None, no role found in the protocol page.

ERC-8004: Trustless Agents

Relevance: None

Not one of the main personas on the ERC-8004: Trustless Agents page. The responsibility table gives this persona no step.

x402

Relevance: None

Not one of the main personas on the x402 page. The responsibility table gives this persona no step.

Visa Trusted Agent Protocol

Relevance: None

Not one of the main personas on the Visa Trusted Agent Protocol page. The responsibility table gives this persona no step.

Agentic Commerce Protocol (ACP)

Relevance: None

Not one of the main personas on the Agentic Commerce Protocol (ACP) page. The responsibility table gives this persona no step.

UCP

Relevance: None

Not one of the main personas on the UCP page. The responsibility table gives this persona no step.

AP2

Relevance: None

Not one of the main personas on the AP2 page. The responsibility table gives this persona no step.

Mastercard Agent Pay

Relevance: None

Not one of the main personas on the Mastercard Agent Pay page. The responsibility table gives this persona no step.

Sources

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Source details

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