AOPX Labs Agent operating for procurement eXecution™
Glossary

Key terms, defined simply.

Short, clear definitions for the vocabulary used across AOPX and the agent-economy stack.

Key terms, defined simply.

MCP
Model Context Protocol — an open standard letting AI agents call external tools and services.
x402
An emerging protocol for machine-to-machine, per-request payments over HTTP.
Vendor Memory
The record AOPX keeps of how a provider actually performed across past requests.
Routing / Contextual routing
Choosing which provider to call for a given request, based on constraints such as latency, cost or region.
Holdout
A set of fresh missions never seen before, used to test a policy honestly rather than backtest it.
Evidence ID
A unique, verifiable identifier attached to a benchmark run, linked to a content hash.