create a template

With source_machine_id the machine’s disk is captured and the template is returned in building. With neither a source machine nor a snapshot the template is just a named image and size, and is ready immediately.

POST/v1/templates

Authorization

AuthorizationBearer token · headerrequired

an organization api key. browser clients use the session cookie instead.

computer_sessionAPI key · cookierequired

first-party httponly browser session; never readable from javascript.

Header parameters

idempotency-keystring

min length 1 · max length 255

Request body

requiredapplication/json

namestringrequired

min length 1 · max length 63 · matches ^[a-z0-9]([a-z0-9-]*[a-z0-9])?$

descriptionstring

max length 1024

osMachineOs

Allowed:linux

sizeMachineSize

Allowed:smallstandardlarge

image_idstring

machine image identifier

matches ^img_[0-9a-z]{20,32}$

source_machine_idstring

machine identifier

matches ^mch_[0-9a-z]{20,32}$

snapshot_idstring

snapshot identifier

matches ^snp_[0-9a-z]{20,32}$

metadataobject

caller-defined key/value pairs, echoed back unchanged

Responses

201OK

idstringrequired

template identifier

matches ^tpl_[0-9a-z]{20,32}$

organization_idstringrequired

organization identifier

matches ^org_[0-9a-z]{20,32}$

namestringrequired

min length 1 · max length 63 · matches ^[a-z0-9]([a-z0-9-]*[a-z0-9])?$

descriptionstring | anyrequired

Show properties

Any of:

string

string

any

any

stateTemplateStaterequired

Allowed:buildingreadyerror

osMachineOsrequired

Allowed:linux

sizeMachineSizerequired

Allowed:smallstandardlarge

image_idstringrequired

machine image identifier

matches ^img_[0-9a-z]{20,32}$

publishedbooleanrequired

provisionTemplateProvision | anyrequired

Show properties

Any of:

TemplateProvision

filesTemplateProvisionFile[]

max items 32 · default: []

Show properties

Array of TemplateProvisionFile

pathstringrequired

min length 2 · max length 4096 · matches ^\/[^\0]+$

contentstringrequired

max length 65536

setupstringrequired

min length 1 · max length 65536

any

any

snapshot_idstring | anyrequired

Show properties

Any of:

string

string

any

any

source_machine_idstring | anyrequired

Show properties

Any of:

string

string

any

any

size_bytesinteger | anyrequired

Show properties

Any of:

integer

integer

any

any

errorstring | anyrequired

Show properties

Any of:

string

string

any

any

metadataobjectrequired

caller-defined key/value pairs, echoed back unchanged

created_atstring<date-time>required

updated_atstring<date-time>required

400invalid request

errorobjectrequired

Show properties

codeErrorCoderequired

Allowed:invalid_requestunauthenticatedpermission_deniednot_foundconflictprecondition_failedquota_exceededrate_limitedunsupported_operationinternal_errorcompute_unavailable

messagestringrequired

human-readable, not machine-parseable

request_idstringrequired

detailsFieldError[]

Show properties

Array of FieldError

fieldstringrequired

dotted path into the request body

messagestringrequired

quotaobject

Show properties

limitstringrequired

the entitlement that declined this request

currentintegerrequired

min 0 · max 9007199254740991

maximuminteger | anyrequired

Show properties

Any of:

integer

integer

any

any

plan_idstringrequired

upgrade_urlstring | anyrequired

Show properties

Any of:

string

string

any

any

401unauthenticated

errorobjectrequired

Show properties

codeErrorCoderequired

Allowed:invalid_requestunauthenticatedpermission_deniednot_foundconflictprecondition_failedquota_exceededrate_limitedunsupported_operationinternal_errorcompute_unavailable

messagestringrequired

human-readable, not machine-parseable

request_idstringrequired

detailsFieldError[]

Show properties

Array of FieldError

fieldstringrequired

dotted path into the request body

messagestringrequired

quotaobject

Show properties

limitstringrequired

the entitlement that declined this request

currentintegerrequired

min 0 · max 9007199254740991

maximuminteger | anyrequired

Show properties

Any of:

integer

integer

any

any

plan_idstringrequired

upgrade_urlstring | anyrequired

Show properties

Any of:

string

string

any

any

402quota exceeded

errorobjectrequired

Show properties

codeErrorCoderequired

Allowed:invalid_requestunauthenticatedpermission_deniednot_foundconflictprecondition_failedquota_exceededrate_limitedunsupported_operationinternal_errorcompute_unavailable

messagestringrequired

human-readable, not machine-parseable

request_idstringrequired

detailsFieldError[]

Show properties

Array of FieldError

fieldstringrequired

dotted path into the request body

messagestringrequired

quotaobject

Show properties

limitstringrequired

the entitlement that declined this request

currentintegerrequired

min 0 · max 9007199254740991

maximuminteger | anyrequired

Show properties

Any of:

integer

integer

any

any

plan_idstringrequired

upgrade_urlstring | anyrequired

Show properties

Any of:

string

string

any

any

403permission denied

errorobjectrequired

Show properties

codeErrorCoderequired

Allowed:invalid_requestunauthenticatedpermission_deniednot_foundconflictprecondition_failedquota_exceededrate_limitedunsupported_operationinternal_errorcompute_unavailable

messagestringrequired

human-readable, not machine-parseable

request_idstringrequired

detailsFieldError[]

Show properties

Array of FieldError

fieldstringrequired

dotted path into the request body

messagestringrequired

quotaobject

Show properties

limitstringrequired

the entitlement that declined this request

currentintegerrequired

min 0 · max 9007199254740991

maximuminteger | anyrequired

Show properties

Any of:

integer

integer

any

any

plan_idstringrequired

upgrade_urlstring | anyrequired

Show properties

Any of:

string

string

any

any

404not found

errorobjectrequired

Show properties

codeErrorCoderequired

Allowed:invalid_requestunauthenticatedpermission_deniednot_foundconflictprecondition_failedquota_exceededrate_limitedunsupported_operationinternal_errorcompute_unavailable

messagestringrequired

human-readable, not machine-parseable

request_idstringrequired

detailsFieldError[]

Show properties

Array of FieldError

fieldstringrequired

dotted path into the request body

messagestringrequired

quotaobject

Show properties

limitstringrequired

the entitlement that declined this request

currentintegerrequired

min 0 · max 9007199254740991

maximuminteger | anyrequired

Show properties

Any of:

integer

integer

any

any

plan_idstringrequired

upgrade_urlstring | anyrequired

Show properties

Any of:

string

string

any

any

409conflict with current state

errorobjectrequired

Show properties

codeErrorCoderequired

Allowed:invalid_requestunauthenticatedpermission_deniednot_foundconflictprecondition_failedquota_exceededrate_limitedunsupported_operationinternal_errorcompute_unavailable

messagestringrequired

human-readable, not machine-parseable

request_idstringrequired

detailsFieldError[]

Show properties

Array of FieldError

fieldstringrequired

dotted path into the request body

messagestringrequired

quotaobject

Show properties

limitstringrequired

the entitlement that declined this request

currentintegerrequired

min 0 · max 9007199254740991

maximuminteger | anyrequired

Show properties

Any of:

integer

integer

any

any

plan_idstringrequired

upgrade_urlstring | anyrequired

Show properties

Any of:

string

string

any

any

412precondition failed

errorobjectrequired

Show properties

codeErrorCoderequired

Allowed:invalid_requestunauthenticatedpermission_deniednot_foundconflictprecondition_failedquota_exceededrate_limitedunsupported_operationinternal_errorcompute_unavailable

messagestringrequired

human-readable, not machine-parseable

request_idstringrequired

detailsFieldError[]

Show properties

Array of FieldError

fieldstringrequired

dotted path into the request body

messagestringrequired

quotaobject

Show properties

limitstringrequired

the entitlement that declined this request

currentintegerrequired

min 0 · max 9007199254740991

maximuminteger | anyrequired

Show properties

Any of:

integer

integer

any

any

plan_idstringrequired

upgrade_urlstring | anyrequired

Show properties

Any of:

string

string

any

any

429rate limited

errorobjectrequired

Show properties

codeErrorCoderequired

Allowed:invalid_requestunauthenticatedpermission_deniednot_foundconflictprecondition_failedquota_exceededrate_limitedunsupported_operationinternal_errorcompute_unavailable

messagestringrequired

human-readable, not machine-parseable

request_idstringrequired

detailsFieldError[]

Show properties

Array of FieldError

fieldstringrequired

dotted path into the request body

messagestringrequired

quotaobject

Show properties

limitstringrequired

the entitlement that declined this request

currentintegerrequired

min 0 · max 9007199254740991

maximuminteger | anyrequired

Show properties

Any of:

integer

integer

any

any

plan_idstringrequired

upgrade_urlstring | anyrequired

Show properties

Any of:

string

string

any

any

500internal error

errorobjectrequired

Show properties

codeErrorCoderequired

Allowed:invalid_requestunauthenticatedpermission_deniednot_foundconflictprecondition_failedquota_exceededrate_limitedunsupported_operationinternal_errorcompute_unavailable

messagestringrequired

human-readable, not machine-parseable

request_idstringrequired

detailsFieldError[]

Show properties

Array of FieldError

fieldstringrequired

dotted path into the request body

messagestringrequired

quotaobject

Show properties

limitstringrequired

the entitlement that declined this request

currentintegerrequired

min 0 · max 9007199254740991

maximuminteger | anyrequired

Show properties

Any of:

integer

integer

any

any

plan_idstringrequired

upgrade_urlstring | anyrequired

Show properties

Any of:

string

string

any

any

501unsupported operation

errorobjectrequired

Show properties

codeErrorCoderequired

Allowed:invalid_requestunauthenticatedpermission_deniednot_foundconflictprecondition_failedquota_exceededrate_limitedunsupported_operationinternal_errorcompute_unavailable

messagestringrequired

human-readable, not machine-parseable

request_idstringrequired

detailsFieldError[]

Show properties

Array of FieldError

fieldstringrequired

dotted path into the request body

messagestringrequired

quotaobject

Show properties

limitstringrequired

the entitlement that declined this request

currentintegerrequired

min 0 · max 9007199254740991

maximuminteger | anyrequired

Show properties

Any of:

integer

integer

any

any

plan_idstringrequired

upgrade_urlstring | anyrequired

Show properties

Any of:

string

string

any

any

503compute unavailable

errorobjectrequired

Show properties

codeErrorCoderequired

Allowed:invalid_requestunauthenticatedpermission_deniednot_foundconflictprecondition_failedquota_exceededrate_limitedunsupported_operationinternal_errorcompute_unavailable

messagestringrequired

human-readable, not machine-parseable

request_idstringrequired

detailsFieldError[]

Show properties

Array of FieldError

fieldstringrequired

dotted path into the request body

messagestringrequired

quotaobject

Show properties

limitstringrequired

the entitlement that declined this request

currentintegerrequired

min 0 · max 9007199254740991

maximuminteger | anyrequired

Show properties

Any of:

integer

integer

any

any

plan_idstringrequired

upgrade_urlstring | anyrequired

Show properties

Any of:

string

string

any

any

Try it

Server

Base URLCustom base URLOverrides the selected server when set.

Authorization

Bearer tokenRemember on this deviceInclude my values in samples

Parameters

idempotency-keyheader

Bodyapplication/json

Request body

Request

curl -X POST "https://api.raster.sh/v1/v1/templates" \
  -H "Authorization: Bearer YOUR_TOKEN" \
  -H "Content-Type: application/json" \
  -d '{
  "name": "research-box",
  "description": "string",
  "os": "linux",
  "size": "small",
  "image_id": "img_01h8xk2q4v9m3n7p5r0t",
  "source_machine_id": "mch_01h8xk2q4v9m3n7p5r0t",
  "snapshot_id": "snp_01h8xk2q4v9m3n7p5r0t",
  "metadata": {
    "property1": "string",
    "property2": "string"
  }
}'

const response = await fetch("https://api.raster.sh/v1/v1/templates", {
  method: "POST",
  headers: {
    "Authorization": "Bearer YOUR_TOKEN",
    "Content-Type": "application/json"
  },
  body: JSON.stringify({
  "name": "research-box",
  "description": "string",
  "os": "linux",
  "size": "small",
  "image_id": "img_01h8xk2q4v9m3n7p5r0t",
  "source_machine_id": "mch_01h8xk2q4v9m3n7p5r0t",
  "snapshot_id": "snp_01h8xk2q4v9m3n7p5r0t",
  "metadata": {
    "property1": "string",
    "property2": "string"
  }
})
});

import requests

response = requests.post(
    "https://api.raster.sh/v1/v1/templates",
    headers={
        "Authorization": "Bearer YOUR_TOKEN",
        "Content-Type": "application/json"
    },
    json={
  "name": "research-box",
  "description": "string",
  "os": "linux",
  "size": "small",
  "image_id": "img_01h8xk2q4v9m3n7p5r0t",
  "source_machine_id": "mch_01h8xk2q4v9m3n7p5r0t",
  "snapshot_id": "snp_01h8xk2q4v9m3n7p5r0t",
  "metadata": {
    "property1": "string",
    "property2": "string"
  }
},
)

Response

{
  "id": "tpl_01h8xk2q4v9m3n7p5r0t",
  "organization_id": "org_01h8xk2q4v9m3n7p5r0t",
  "name": "research-box",
  "description": "string",
  "state": "building",
  "os": "linux",
  "size": "small",
  "image_id": "img_01h8xk2q4v9m3n7p5r0t",
  "published": true,
  "provision": {
    "files": [],
    "setup": "string"
  },
  "snapshot_id": "snp_01h8xk2q4v9m3n7p5r0t",
  "source_machine_id": "mch_01h8xk2q4v9m3n7p5r0t",
  "size_bytes": 9007199254740991,
  "error": "string",
  "metadata": {
    "property1": "string",
    "property2": "string"
  },
  "created_at": "2026-08-19T12:00:00Z",
  "updated_at": "2026-08-19T12:00:00Z"
}

{
  "error": {
    "code": "invalid_request",
    "message": "string",
    "request_id": "string",
    "details": [
      {
        "field": "string",
        "message": "string"
      }
    ],
    "quota": {
      "limit": "running_machines",
      "current": 9007199254740991,
      "maximum": 9007199254740991,
      "plan_id": "string",
      "upgrade_url": "string"
    }
  }
}

{
  "error": {
    "code": "invalid_request",
    "message": "string",
    "request_id": "string",
    "details": [
      {
        "field": "string",
        "message": "string"
      }
    ],
    "quota": {
      "limit": "running_machines",
      "current": 9007199254740991,
      "maximum": 9007199254740991,
      "plan_id": "string",
      "upgrade_url": "string"
    }
  }
}

{
  "error": {
    "code": "invalid_request",
    "message": "string",
    "request_id": "string",
    "details": [
      {
        "field": "string",
        "message": "string"
      }
    ],
    "quota": {
      "limit": "running_machines",
      "current": 9007199254740991,
      "maximum": 9007199254740991,
      "plan_id": "string",
      "upgrade_url": "string"
    }
  }
}

{
  "error": {
    "code": "invalid_request",
    "message": "string",
    "request_id": "string",
    "details": [
      {
        "field": "string",
        "message": "string"
      }
    ],
    "quota": {
      "limit": "running_machines",
      "current": 9007199254740991,
      "maximum": 9007199254740991,
      "plan_id": "string",
      "upgrade_url": "string"
    }
  }
}

{
  "error": {
    "code": "invalid_request",
    "message": "string",
    "request_id": "string",
    "details": [
      {
        "field": "string",
        "message": "string"
      }
    ],
    "quota": {
      "limit": "running_machines",
      "current": 9007199254740991,
      "maximum": 9007199254740991,
      "plan_id": "string",
      "upgrade_url": "string"
    }
  }
}

{
  "error": {
    "code": "invalid_request",
    "message": "string",
    "request_id": "string",
    "details": [
      {
        "field": "string",
        "message": "string"
      }
    ],
    "quota": {
      "limit": "running_machines",
      "current": 9007199254740991,
      "maximum": 9007199254740991,
      "plan_id": "string",
      "upgrade_url": "string"
    }
  }
}

{
  "error": {
    "code": "invalid_request",
    "message": "string",
    "request_id": "string",
    "details": [
      {
        "field": "string",
        "message": "string"
      }
    ],
    "quota": {
      "limit": "running_machines",
      "current": 9007199254740991,
      "maximum": 9007199254740991,
      "plan_id": "string",
      "upgrade_url": "string"
    }
  }
}

{
  "error": {
    "code": "invalid_request",
    "message": "string",
    "request_id": "string",
    "details": [
      {
        "field": "string",
        "message": "string"
      }
    ],
    "quota": {
      "limit": "running_machines",
      "current": 9007199254740991,
      "maximum": 9007199254740991,
      "plan_id": "string",
      "upgrade_url": "string"
    }
  }
}

{
  "error": {
    "code": "invalid_request",
    "message": "string",
    "request_id": "string",
    "details": [
      {
        "field": "string",
        "message": "string"
      }
    ],
    "quota": {
      "limit": "running_machines",
      "current": 9007199254740991,
      "maximum": 9007199254740991,
      "plan_id": "string",
      "upgrade_url": "string"
    }
  }
}

{
  "error": {
    "code": "invalid_request",
    "message": "string",
    "request_id": "string",
    "details": [
      {
        "field": "string",
        "message": "string"
      }
    ],
    "quota": {
      "limit": "running_machines",
      "current": 9007199254740991,
      "maximum": 9007199254740991,
      "plan_id": "string",
      "upgrade_url": "string"
    }
  }
}

{
  "error": {
    "code": "invalid_request",
    "message": "string",
    "request_id": "string",
    "details": [
      {
        "field": "string",
        "message": "string"
      }
    ],
    "quota": {
      "limit": "running_machines",
      "current": 9007199254740991,
      "maximum": 9007199254740991,
      "plan_id": "string",
      "upgrade_url": "string"
    }
  }
}