AI Routing methods

Get available backends

Gets the list of backends the user can work with

HTTP Response Status Codes

Status code	Description
200	Successful Response
422	Validation Error

Code samples

GET

/routing/backends

curl -X GET \
  https://cloud-transpiler.quantum.ibm.com/routing/backends \
  -H 'Authorization: Bearer YOUR-TOKEN' \
  -H 'Accept: application/json'

import requests
 
response = requests.request(
    "GET",
    "https://cloud-transpiler.quantum.ibm.com/routing/backends",
    headers={
        "Accept": "application/json",
        "Authorization": "Bearer YOUR_API_TOKEN_HERE"
    },
)
print(response.json())

Responses

Status code

[
  "example"
]

Status code

{
  "type": "array",
  "items": {
    "type": "string"
  },
  "title": "Response Backends Routing Backends Get"
}

Route circuit to coupling map

Returns a task ID; use the '/routing/routing/{taskId}' endpoint to get the result.

Query Parameters

Name, Type	Description
check_result boolean	$If true, the reinforcement learning (RL) model checks the result before returning a response.$ Default value: `false`
optimization_level integer	$How much to optimize the circuit. Refer to /guides/ai-transpiler-passes#ai-routing-pass$ Default value: `2`
layout_mode string	$Specifies how to handle the layout selection$ Possible values: `keepoptimizeimprove` Default value: `keep`

Body Parameters (application/json)

Name, Type	Description
qasm string \| null	$The OpenQASM circuit to route. Both OpenQASM 2 and OpenQASM 3 are supported.$ Example: `"OPENQASM 3; include \"stdgates.inc\"; bit[2] meas; qubit[2] q; h q[0]; cx q[0], q[1]; barrier q[0], q[1]; meas[0] = measure q[0]; meas[1] = measure q[1];"` Example: `"OPENQASM 2.0;\ninclude \"qelib1.inc\";\ngate dcx q0,q1 { cx q0,q1; cx q1,q0; }\nqreg q[3];\ncz q[0],q[2];\nsdg q[1];\ndcx q[2],q[1];\nu3(3.890139082217223,3.447697582994976,1.1583481971959322) q[0];\ncrx(2.3585459177723522) q[1],q[0];\ny q[2];"`
qpy string \| null	$The QPY circuit to route. QPY circuits must be encoded in Base64.$ Example: "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"
coupling_map Required integer[][] \| string	Example: `[[0,1],[1,2],[2,3],[3,4],[4,5],[5,6],[6,7]]` Example: `"ibm_sherbrooke"`
optimization_preferences string \| string[] \| null	$Describe your preferences with a value or a list of values when prioritizing optimization. Allowed options: noise, n_cnots, n_gates, cnot_layers, layers.$ Example: `["noise","n_gates"]` Example: `"n_cnots"`

HTTP Response Status Codes

Status code	Description
200	Successful Response
422	Validation Error

Code samples

POST

/routing/routing

curl -X POST \
  https://cloud-transpiler.quantum.ibm.com/routing/routing \
  -H 'Authorization: Bearer YOUR-TOKEN' \
  -H 'Accept: application/json' \
  -H 'Content-Type: application/json' \
  -d '{"coupling_map":[[0,1],[1,2],[2,3],[3,4],[4,5],[5,6],[6,7]]}'

import requests
 
response = requests.request(
    "POST",
    "https://cloud-transpiler.quantum.ibm.com/routing/routing",
    headers={
        "Accept": "application/json",
        "Content-Type": "application/json",
        "Authorization": "Bearer YOUR_API_TOKEN_HERE"
    },
    data="{\"coupling_map\":[[0,1],[1,2],[2,3],[3,4],[4,5],[5,6],[6,7]]}"
)
print(response.json())

Responses

Status code

{
  "task_id": "example"
}

Status code

{
  "properties": {
    "task_id": {
      "type": "string",
      "title": "Task Id"
    }
  },
  "type": "object",
  "required": [
    "task_id"
  ],
  "title": "TaskIdResponse"
}

Get routing result

Gets a task routing result. The Task ID needed for this endpoint is returned by /routing/routing

Path Parameters

Name, Type	Description
task_id Required string	$The ID of the routing task. This ID is returned by the '/routing/routing' POST endpoint.$

HTTP Response Status Codes

Status code	Description
200	Successful Response
422	Validation Error

Code samples

GET

/routing/routing/{task_id}

curl -X GET \
  https://cloud-transpiler.quantum.ibm.com/routing/routing/{task_id} \
  -H 'Authorization: Bearer YOUR-TOKEN' \
  -H 'Accept: application/json'

import requests
 
response = requests.request(
    "GET",
    "https://cloud-transpiler.quantum.ibm.com/routing/routing/{task_id}",
    headers={
        "Accept": "application/json",
        "Authorization": "Bearer YOUR_API_TOKEN_HERE"
    },
)
print(response.json())

Responses

Status code

{
  "state": "example",
  "result": null
}

Status code

{
  "properties": {
    "state": {
      "type": "string",
      "title": "State"
    },
    "result": {
      "anyOf": [
        {
          "properties": {
            "qasm": {
              "anyOf": [
                {
                  "type": "string"
                },
                {
                  "type": "null"
                }
              ],
              "title": "Qasm"
            },
            "qpy": {
              "anyOf": [
                {
                  "type": "string"
                },
                {
                  "type": "null"
                }
              ],
              "title": "Qpy"
            },
            "success": {
              "type": "boolean",
              "title": "Success"
            },
            "layout": {
              "anyOf": [
                {
                  "properties": {
                    "initial": {
                      "items": {
                        "type": "integer"
                      },
                      "type": "array",
                      "title": "Initial"
                    },
                    "final": {
                      "items": {
                        "type": "integer"
                      },
                      "type": "array",
                      "title": "Final"
                    }
                  },
                  "type": "object",
                  "required": [
                    "initial",
                    "final"
                  ],
                  "title": "LayoutResult",
                  "description": "Enum for layout result"
                },
                {
                  "type": "null"
                }
              ]
            },
            "error": {
              "anyOf": [
                {
                  "type": "string"
                },
                {
                  "type": "null"
                }
              ],
              "title": "Error"
            }
          },
          "type": "object",
          "required": [
            "success"
          ],
          "title": "UnCompressedRlResult"
        },
        {
          "items": {
            "properties": {
              "qasm": {
                "anyOf": [
                  {
                    "type": "string"
                  },
                  {
                    "type": "null"
                  }
                ],
                "title": "Qasm"
              },
              "qpy": {
                "anyOf": [
                  {
                    "type": "string"
                  },
                  {
                    "type": "null"
                  }
                ],
                "title": "Qpy"
              },
              "success": {
                "type": "boolean",
                "title": "Success"
              },
              "layout": {
                "anyOf": [
                  {
                    "properties": {
                      "initial": {
                        "items": {
                          "type": "integer"
                        },
                        "type": "array",
                        "title": "Initial"
                      },
                      "final": {
                        "items": {
                          "type": "integer"
                        },
                        "type": "array",
                        "title": "Final"
                      }
                    },
                    "type": "object",
                    "required": [
                      "initial",
                      "final"
                    ],
                    "title": "LayoutResult",
                    "description": "Enum for layout result"
                  },
                  {
                    "type": "null"
                  }
                ]
              },
              "error": {
                "anyOf": [
                  {
                    "type": "string"
                  },
                  {
                    "type": "null"
                  }
                ],
                "title": "Error"
              }
            },
            "type": "object",
            "required": [
              "success"
            ],
            "title": "UnCompressedRlResult"
          },
          "type": "array"
        },
        {
          "type": "string"
        },
        {
          "type": "null"
        }
      ],
      "title": "Result"
    }
  },
  "type": "object",
  "required": [
    "state"
  ],
  "title": "TaskResultResponse"
}