GET
/
characterizations
/
backends
/
{backend}
curl "https://api.ionq.co/v0.3/characterizations/backends/qpu.harmony" \
  -H "Authorization: apiKey your-api-key"

{
  "characterizations": [
    {
      "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
      "date": 123,
      "backend": "qpu.harmony",
      "qubits": 1,
      "connectivity": [
        [
          0,
          1
        ],
        [
          0,
          2
        ],
        "...",
        [
          10,
          9
        ]
      ],
      "fidelity": {
        "spam": {
          "mean": 1,
          "stderr": 1
        }
      },
      "timing": {
        "readout": 123,
        "reset": 123
      }
    }
  ],
  "pages": 123
}

Authorizations

​
Authorization
string
header
required

API keys are associated with a user and can be created on the IonQ Quantum Cloud application. To authenticate, prefix your API Key with apiKey and place it in the Authorization request header. Ex: Authorization: apiKey your-api-key

Path Parameters

​
backend
enum<string>
required

A backend where jobs can run on.

Available options:
qpu.harmony,
qpu.aria-1,
qpu.aria-2,
qpu.forte-1

Query Parameters

​
start
integer

Characterizations starting at this time (e.g., start=1585713600000)

​
end
integer

Characterizations before this time (e.g., end=1585713600000)

​
limit
integer
default:
10

How many objects to return.

Required range: 1 < x < 10
​
page
integer
default:
1

Specify the page of results to return.

Required range: x > 1

Response

200 - application/json
Successfully retrieved characterizations.

Response body from requesting characterization data.

​
characterizations
object[]
required

A page of characterizations measurements.

​
pages
integer

The number of remaining pages of characterization measurements.

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