OpenChainGraph Suite · CONTRACT A3 · arch #5

Agent-Service Metering & Marketplace Economics

W-D. Metering + marketplace unit economics (ART-63) -> x402 settlement cost/finality (art-03) -> usage/billing anomaly monitoring (ml-03). Models the economics of an agent-service micropayment marketplace. Educational estimator.

OpenChainGraph · 3 Steps risk control Hash-Anchored §4 chain_depth:3 Client-Side · Zero PII
Chain Topology — Agent-Service Metering & Marketplace Economics Modeler → x402 Settlement Cost & Finality Modeler → Time-Series Anomaly Detector
§4 Execution Hash · Chain Definition Anchor
execution_hash:computing…
Chain Stages · 3 Steps
1 ROOT · D0 node
Agent-Service Metering & Marketplace Economics Modeler art-63-agent-service-metering-modeler
unit economics (H1) feed the settlement modeler
MCP Call · model_agent_service_metering
{
  "jsonrpc": "2.0",
  "method": "tools/call",
  "params": {
    "name": "model_agent_service_metering",
    "arguments": {}
  },
  "id": 1
}
2 D2 node
x402 Settlement Cost & Finality Modeler art-03-x402-settlement-modeler
settlement cost (H2) feeds the anomaly detector
MCP Call · model_x402_settlement
{
  "jsonrpc": "2.0",
  "method": "tools/call",
  "params": {
    "name": "model_x402_settlement",
    "arguments": {}
  },
  "id": 1
}
3 TERMINAL · D3 node
Time-Series Anomaly Detector ml-03-timeseries-anomaly-detector
Exports composite metering artifact with execution_hash (H3) -- final stage
MCP Call · detect_timeseries_anomalies
{
  "jsonrpc": "2.0",
  "method": "tools/call",
  "params": {
    "name": "detect_timeseries_anomalies",
    "arguments": {}
  },
  "id": 1
}
Export Artifacts
Download the §4 chain definition artifact (hash-anchored composite JSON) or the §13.11 W3C Verifiable Credentials view. Both derive from the chain definition — no new hash is minted. Available after hash computation.