{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://raw.githubusercontent.com/api-evangelist/rigetti/main/json-schema/rigetti-quantum-processor-schema.json",
  "title": "Rigetti Quantum Processor",
  "description": "A Rigetti superconducting QPU exposed through Quantum Cloud Services. Includes identity, ISA reference, and lifecycle metadata.",
  "type": "object",
  "required": ["id", "name"],
  "properties": {
    "id": {
      "type": "string",
      "description": "Stable identifier for the quantum processor (e.g. 'Cepheus-1-108Q')."
    },
    "name": {
      "type": "string",
      "description": "Display name of the QPU."
    },
    "qubitCount": {
      "type": "integer",
      "description": "Number of physical qubits on the processor."
    },
    "topology": {
      "type": "string",
      "description": "Lattice topology family (e.g. square, octagonal, tunable-coupler)."
    },
    "technology": {
      "type": "string",
      "description": "Underlying qubit technology — superconducting transmon for Rigetti.",
      "default": "superconducting transmon"
    },
    "fidelities": {
      "type": "object",
      "properties": {
        "singleQubitGate": { "type": "number", "description": "Median 1Q gate fidelity (0-1)." },
        "twoQubitGate": { "type": "number", "description": "Median 2Q (CZ) gate fidelity (0-1)." },
        "readout": { "type": "number", "description": "Median readout fidelity (0-1)." }
      }
    },
    "coherence": {
      "type": "object",
      "properties": {
        "t1Microseconds": { "type": "number", "description": "Median T1 lifetime in microseconds." },
        "t2Microseconds": { "type": "number", "description": "Median T2 lifetime in microseconds." }
      }
    },
    "isaUrl": {
      "type": "string",
      "format": "uri",
      "description": "Link to the Instruction Set Architecture document for this processor."
    },
    "status": {
      "type": "string",
      "enum": ["operational", "maintenance", "deprecated", "decommissioned"]
    },
    "deployedAt": {
      "type": "string",
      "format": "date-time",
      "description": "When the QPU was deployed for QCS access."
    }
  },
  "additionalProperties": true
}