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POST
/
entities
/
site
/
onboard
Onboard
curl --request POST \
  --url https://api-sandbox.axle.energy/entities/site/onboard \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "site": {
    "mpan": "1234567890123",
    "postcode": "SW1A 1AA",
    "street_address": "10 Downing Street",
    "email": "resident@example.com",
    "gave_boundary_meter_consent_at": "2026-01-15T10:30:00Z"
  },
  "assets": [
    {
      "external_id": "<string>",
      "type": "charger",
      "properties": {
        "power_kw": 7.4
      },
      "asset_model": "<string>",
      "installation_date": "2023-12-25"
    }
  ],
  "override_withdrawal": false
}
'
{
  "site": {
    "site_id": "a1b2c3d4-e5f6-7890-abcd-ef1234567890",
    "site_created": true,
    "fields_updated": [],
    "warnings": []
  },
  "assets": [
    {
      "asset_id": "b2c3d4e5-f6a7-8901-bcde-f23456789012",
      "external_id": "charger-001",
      "asset_created": true,
      "fields_updated": [],
      "warnings": []
    }
  ],
  "enrolment": {
    "site_id": "a1b2c3d4-e5f6-7890-abcd-ef1234567890",
    "status": "enrolled"
  }
}

Documentation Index

Fetch the complete documentation index at: https://docs.axle.energy/llms.txt

Use this file to discover all available pages before exploring further.

Already integrated against /onboard-site-and-asset? It’s still supported, but we’d recommend migrating to /onboard when convenient.

Authorizations

​
Authorization
string
header
required

The access token received from the authorization server in the OAuth 2.0 flow.

Body

application/json

Request model for the onboard endpoint.

​
site
Site · object
required

Site information

Example:
{
  "mpan": "1234567890123",
  "postcode": "SW1A 1AA",
  "street_address": "10 Downing Street",
  "email": "resident@example.com",
  "gave_boundary_meter_consent_at": "2026-01-15T10:30:00Z"
}
​
assets
OnboardingAssetRequest · object[]
required

One or more assets to register at the site

Example:
[
  {
    "external_id": "charger-001",
    "type": "charger",
    "asset_model": "zappi",
    "installation_date": "2025-06-15",
    "properties": { "power_kw": 7.4 }
  }
]
​
proposition
enum<string>
required

Proposition to enrol the site in

Available options:
limited_pause,
full_asset_schedule_control
​
override_withdrawal
boolean
default:false

Set to true to re-enrol regardless of previous withdrawals.

Example:

false

Response

Site and assets persisted, site enrolled in proposition

Response model for the onboard endpoint.

​
site
Site · object
required

Site result metadata

​
assets
InitialiseAssetResult · object[]
required

Per-asset result metadata

​
enrolment
Enrolment · object
required

Enrolment result