---
title: "Get an Extension"
method: GET
path: "/v2.0/extensions/{extensionId}"
tags: ["Extensions"]
---

# Get an Extension

`GET /v2.0/extensions/{extensionId}`

Gets an Extension from a Project.

## Path parameters

- `extensionId` string, required

## Headers

- `Accept` 'application/json' | 'application/hal+json' | 'application/xml' | 'text/xml' | 'text/csv'

## Response `200`

Returns Extension Object

- object — The IEntityMeta defines meta information every entity within the system has. These are dates when a resource was created and modified as well as information about the user who initially created a resource and who modified it the last time.
  - `name` string — The name of the Extension
  - `label` string — The label of the Extension
  - `version` string — The version of the Extension
  - `imageUrlToken` string, alphanum-64 — A fully qualified URL to an image/icon for the extension.
  - `description` string — Optional description of the extension
  - `tags` string[] — Optional list of tags to find the extension
  - `author` string — Author of the extension
  - `extensionType` 'nodes' — Type of this extension
  - `trustedCode` boolean — Whether the code of the extension is trusted and runs without isolation
  - `nodes` object
    - `type` string
    - `parentType` string — The type of the node parent, if there is one
    - `defaultLabel` union
      - string — The label that should be used when a new Node of this type is created
      - object — A localized version of the label that should be used when a new Node of this type is created
        - `default` string
        - `enUS` string
        - `deDE` string
        - `esES` string
        - `jaJP` string
        - `koKR` string
    - `summary` union
      - string — A short line of text that describes what this Node is used for
      - object — A localized version of a short line of text that describes what this Node is used for
        - `default` string
        - `enUS` string
        - `deDE` string
        - `esES` string
        - `jaJP` string
        - `koKR` string
    - `extension` string
    - `extensionImg` string
    - `appearance` object
      - `logo` string
      - `textColor` union
        - 'aliceBlue' | 'antiqueWhite' | 'aqua' | 'aquamarine' | 'azure' | 'beige' | 'bisque' | 'black' | 'blanchedAlmond' | 'blue' | 'blueViolet' | 'brown' | 'burlyWood' | 'cadetBlue' | 'chartreuse' | 'chocolate' | 'coral' | 'cornflowerBlue' | 'cornsilk' | 'crimson' | 'cyan' | 'darkBlue' | 'darkCyan' | 'darkGoldenRod' | 'darkGray' | 'darkGrey' | 'darkGreen' | 'darkKhaki' | 'darkMagenta' | 'darkOliveGreen' | 'darkOrange' | 'darkOrchid' | 'darkRed' | 'darkSalmon' | 'darkSeaGreen' | 'darkSlateBlue' | 'darkSlateGray' | 'darkSlateGrey' | 'darkTurquoise' | 'darkViolet' | 'deepPink' | 'deepSkyBlue' | 'dimGray' | 'dimGrey' | 'dodgerBlue' | 'fireBrick' | 'floralWhite' | 'forestGreen' | 'fuchsia' | 'gainsboro' | 'ghostWhite' | 'gold' | 'goldenRod' | 'gray' | 'grey' | 'green' | 'greenYellow' | 'honeyDew' | 'hotPink' | 'indianRed' | 'indigo' | 'ivory' | 'khaki' | 'lavender' | 'lavenderBlush' | 'lawnGreen' | 'lemonChiffon' | 'lightBlue' | 'lightCoral' | 'lightCyan' | 'lightGoldenRodYellow' | 'lightGray' | 'lightGrey' | 'lightGreen' | 'lightPink' | 'lightSalmon' | 'lightSeaGreen' | 'lightSkyBlue' | 'lightSlateGray' | 'lightSlateGrey' | 'lightSteelBlue' | 'lightYellow' | 'lime' | 'limeGreen' | 'linen' | 'magenta' | 'maroon' | 'mediumAquaMarine' | 'mediumBlue' | 'mediumOrchid' | 'mediumPurple' | 'mediumSeaGreen' | 'mediumSlateBlue' | 'mediumSpringGreen' | 'mediumTurquoise' | 'mediumVioletRed' | 'midnightBlue' | 'mintCream' | 'mistyRose' | 'moccasin' | 'navajoWhite' | 'navy' | 'oldLace' | 'olive' | 'oliveDrab' | 'orange' | 'orangeRed' | 'orchid' | 'paleGoldenRod' | 'paleGreen' | 'paleTurquoise' | 'paleVioletRed' | 'papayaWhip' | 'peachPuff' | 'peru' | 'pink' | 'plum' | 'powderBlue' | 'purple' | 'rebeccaPurple' | 'red' | 'rosyBrown' | 'royalBlue' | 'saddleBrown' | 'salmon' | 'sandyBrown' | 'seaGreen' | 'seaShell' | 'sienna' | 'silver' | 'skyBlue' | 'slateBlue' | 'slateGray' | 'slateGrey' | 'snow' | 'springGreen' | 'steelBlue' | 'tan' | 'teal' | 'thistle' | 'tomato' | 'turquoise' | 'violet' | 'wheat' | 'white' | 'whiteSmoke' | 'yellow' | 'yellowGreen' | 'none' | 'transparent'
        - 'amber' | 'blueGrey' | 'cognigyBlue' | 'cognigyGrey' | 'deepOrange' | 'deepPurple' | 'lightBlue' | 'lightGreen'
      - `contrastTextColor` union
        - 'aliceBlue' | 'antiqueWhite' | 'aqua' | 'aquamarine' | 'azure' | 'beige' | 'bisque' | 'black' | 'blanchedAlmond' | 'blue' | 'blueViolet' | 'brown' | 'burlyWood' | 'cadetBlue' | 'chartreuse' | 'chocolate' | 'coral' | 'cornflowerBlue' | 'cornsilk' | 'crimson' | 'cyan' | 'darkBlue' | 'darkCyan' | 'darkGoldenRod' | 'darkGray' | 'darkGrey' | 'darkGreen' | 'darkKhaki' | 'darkMagenta' | 'darkOliveGreen' | 'darkOrange' | 'darkOrchid' | 'darkRed' | 'darkSalmon' | 'darkSeaGreen' | 'darkSlateBlue' | 'darkSlateGray' | 'darkSlateGrey' | 'darkTurquoise' | 'darkViolet' | 'deepPink' | 'deepSkyBlue' | 'dimGray' | 'dimGrey' | 'dodgerBlue' | 'fireBrick' | 'floralWhite' | 'forestGreen' | 'fuchsia' | 'gainsboro' | 'ghostWhite' | 'gold' | 'goldenRod' | 'gray' | 'grey' | 'green' | 'greenYellow' | 'honeyDew' | 'hotPink' | 'indianRed' | 'indigo' | 'ivory' | 'khaki' | 'lavender' | 'lavenderBlush' | 'lawnGreen' | 'lemonChiffon' | 'lightBlue' | 'lightCoral' | 'lightCyan' | 'lightGoldenRodYellow' | 'lightGray' | 'lightGrey' | 'lightGreen' | 'lightPink' | 'lightSalmon' | 'lightSeaGreen' | 'lightSkyBlue' | 'lightSlateGray' | 'lightSlateGrey' | 'lightSteelBlue' | 'lightYellow' | 'lime' | 'limeGreen' | 'linen' | 'magenta' | 'maroon' | 'mediumAquaMarine' | 'mediumBlue' | 'mediumOrchid' | 'mediumPurple' | 'mediumSeaGreen' | 'mediumSlateBlue' | 'mediumSpringGreen' | 'mediumTurquoise' | 'mediumVioletRed' | 'midnightBlue' | 'mintCream' | 'mistyRose' | 'moccasin' | 'navajoWhite' | 'navy' | 'oldLace' | 'olive' | 'oliveDrab' | 'orange' | 'orangeRed' | 'orchid' | 'paleGoldenRod' | 'paleGreen' | 'paleTurquoise' | 'paleVioletRed' | 'papayaWhip' | 'peachPuff' | 'peru' | 'pink' | 'plum' | 'powderBlue' | 'purple' | 'rebeccaPurple' | 'red' | 'rosyBrown' | 'royalBlue' | 'saddleBrown' | 'salmon' | 'sandyBrown' | 'seaGreen' | 'seaShell' | 'sienna' | 'silver' | 'skyBlue' | 'slateBlue' | 'slateGray' | 'slateGrey' | 'snow' | 'springGreen' | 'steelBlue' | 'tan' | 'teal' | 'thistle' | 'tomato' | 'turquoise' | 'violet' | 'wheat' | 'white' | 'whiteSmoke' | 'yellow' | 'yellowGreen' | 'none' | 'transparent'
        - 'amber' | 'blueGrey' | 'cognigyBlue' | 'cognigyGrey' | 'deepOrange' | 'deepPurple' | 'lightBlue' | 'lightGreen'
      - `color` union
        - 'aliceBlue' | 'antiqueWhite' | 'aqua' | 'aquamarine' | 'azure' | 'beige' | 'bisque' | 'black' | 'blanchedAlmond' | 'blue' | 'blueViolet' | 'brown' | 'burlyWood' | 'cadetBlue' | 'chartreuse' | 'chocolate' | 'coral' | 'cornflowerBlue' | 'cornsilk' | 'crimson' | 'cyan' | 'darkBlue' | 'darkCyan' | 'darkGoldenRod' | 'darkGray' | 'darkGrey' | 'darkGreen' | 'darkKhaki' | 'darkMagenta' | 'darkOliveGreen' | 'darkOrange' | 'darkOrchid' | 'darkRed' | 'darkSalmon' | 'darkSeaGreen' | 'darkSlateBlue' | 'darkSlateGray' | 'darkSlateGrey' | 'darkTurquoise' | 'darkViolet' | 'deepPink' | 'deepSkyBlue' | 'dimGray' | 'dimGrey' | 'dodgerBlue' | 'fireBrick' | 'floralWhite' | 'forestGreen' | 'fuchsia' | 'gainsboro' | 'ghostWhite' | 'gold' | 'goldenRod' | 'gray' | 'grey' | 'green' | 'greenYellow' | 'honeyDew' | 'hotPink' | 'indianRed' | 'indigo' | 'ivory' | 'khaki' | 'lavender' | 'lavenderBlush' | 'lawnGreen' | 'lemonChiffon' | 'lightBlue' | 'lightCoral' | 'lightCyan' | 'lightGoldenRodYellow' | 'lightGray' | 'lightGrey' | 'lightGreen' | 'lightPink' | 'lightSalmon' | 'lightSeaGreen' | 'lightSkyBlue' | 'lightSlateGray' | 'lightSlateGrey' | 'lightSteelBlue' | 'lightYellow' | 'lime' | 'limeGreen' | 'linen' | 'magenta' | 'maroon' | 'mediumAquaMarine' | 'mediumBlue' | 'mediumOrchid' | 'mediumPurple' | 'mediumSeaGreen' | 'mediumSlateBlue' | 'mediumSpringGreen' | 'mediumTurquoise' | 'mediumVioletRed' | 'midnightBlue' | 'mintCream' | 'mistyRose' | 'moccasin' | 'navajoWhite' | 'navy' | 'oldLace' | 'olive' | 'oliveDrab' | 'orange' | 'orangeRed' | 'orchid' | 'paleGoldenRod' | 'paleGreen' | 'paleTurquoise' | 'paleVioletRed' | 'papayaWhip' | 'peachPuff' | 'peru' | 'pink' | 'plum' | 'powderBlue' | 'purple' | 'rebeccaPurple' | 'red' | 'rosyBrown' | 'royalBlue' | 'saddleBrown' | 'salmon' | 'sandyBrown' | 'seaGreen' | 'seaShell' | 'sienna' | 'silver' | 'skyBlue' | 'slateBlue' | 'slateGray' | 'slateGrey' | 'snow' | 'springGreen' | 'steelBlue' | 'tan' | 'teal' | 'thistle' | 'tomato' | 'turquoise' | 'violet' | 'wheat' | 'white' | 'whiteSmoke' | 'yellow' | 'yellowGreen' | 'none' | 'transparent'
        - 'amber' | 'blueGrey' | 'cognigyBlue' | 'cognigyGrey' | 'deepOrange' | 'deepPurple' | 'lightBlue' | 'lightGreen'
      - `variant` 'regular' | 'mini' | 'hexagon'
    - `behavior` object
      - `stopping` boolean
      - `entrypoint` boolean
    - `constraints` object
      - `editable` boolean — Should this node be editable
      - `deletable` boolean — Should this node be deletable
      - `creatable` boolean — Should this node be manually creatable
      - `collapsable` boolean — Should this node be collapsable
      - `childFlowCreatable` boolean — Should it be possible to create child flow from this node
      - `movable` boolean — Should this node be movable
      - `placement` object — Additional placement information
        - `predecessor` object
          - `whitelist` string[]
          - `blacklist` string[]
        - `successor` object
          - `whitelist` string[]
          - `blacklist` string[]
        - `children` object
          - `whitelist` string[]
          - `blacklist` string[]
    - `dependencies` object
      - `children` string[]
    - `fields` object[]
      - `type` 'text' | 'rule'
      - `key` string
      - `label` union
        - string
        - object
          - `default` string
          - `enUS` string
          - `deDE` string
          - `esES` string
          - `jaJP` string
          - `koKR` string
      - `defaultValue` unknown
    - `previews` object[]
      - `type` 'message' | 'image' | 'code'
      - `key` string
    - `tokens` object[]
      - `label` string
      - `script` string
      - `type` 'profile' | 'input' | 'context' | 'custom' | 'answer' | 'flow-output' | 'flow-input'
    - `tags` 'basic' | 'logic' | 'message' | 'profile' | 'service' | 'nlu' | 'data'
    - `sections` object[]
      - `key` string — The key of the Field whose value should be matched
      - `value` unknown
      - `negate` boolean — If this is true, the condition result will be inverted
    - `form` object[]
      - `key` string — A key either pointing to a 'field -> key' or 'section -> key'
      - `type` 'field' | 'section' — The type of the pointer, either 'field' or 'section'
  - `connections` object — The IEntityMeta defines meta information every entity within the system has. These are dates when a resource was created and modified as well as information about the user who initially created a resource and who modified it the last time.
    - `extension` string — The package name of the extension
    - `type` string — The type of the connection within the extension
    - `label` string — The label for the connection type
    - `fields` object[]
      - `fieldName` string — The name of the field
    - `_id` string
    - `createdAt` integer — Unix-timestamp
    - `lastChanged` integer — Unix-timestamp
    - `createdBy` string
    - `lastChangedBy` string
  - `knowledge` object
    - `type` string
    - `label` union
      - string — The label that should be used when a new Knowledge of this type is created
      - object — A localized version of the label that should be used when a new Knowledge of this type is created
        - `default` string
        - `enUS` string
        - `deDE` string
        - `esES` string
        - `jaJP` string
        - `koKR` string
    - `summary` union
      - string — A short line of text that describes what this Node is used for
      - object — A localized version of a short line of text that describes what this Knowledge is used for
        - `default` string
        - `enUS` string
        - `deDE` string
        - `esES` string
        - `jaJP` string
        - `koKR` string
    - `fields` object[]
      - `type` 'text' | 'rule' | 'json' | 'checkbox' | 'time' | 'date' | 'datetime' | 'select' | 'xml' | 'textArray' | 'chipInput' | 'toggle' | 'slider' | 'number' | 'daterange' | 'connection' | 'condition' | 'description'
      - `key` string
      - `label` union
        - string
        - object
          - `default` string
          - `enUS` string
          - `deDE` string
          - `esES` string
          - `jaJP` string
          - `koKR` string
      - `defaultValue` unknown
    - `sections` object[]
      - `key` string — The key of the Field whose value should be matched
      - `value` unknown
      - `negate` boolean — If this is true, the condition result will be inverted
    - `form` object[]
      - `key` string — A key either pointing to a 'field -> key' or 'section -> key'
      - `type` 'field' | 'section' — The type of the pointer, either 'field' or 'section'
  - `_id` string
  - `createdAt` integer — Unix-timestamp
  - `lastChanged` integer — Unix-timestamp
  - `createdBy` string
  - `lastChangedBy` string

## Other responses

- `400` — The server cannot or will not process the request due to something that is perceived to be a client error (e.g., malformed request syntax, invalid request message framing, or deceptive request routing)
- `401` — The request has not been applied because it lacks valid authentication credentials for the target resource.
- `402` — Upgrade your Plan to increase your Quota.
- `403` — The server understood the request but refuses to authorize it.
- `404` — The origin server did not find a current representation for the target resource or is not willing to disclose that one exists.
- `405` — The method received in the request-line is known by the origin server but not supported by the target resource.
- `409` — The request conflicts with current state of the server.
- `413` — The request entity is larger than limits defined by server.
- `500` — The server encountered an unexpected condition that prevented it from fulfilling the request.
- `501` — The server does not support the functionality required to fulfill the request.
- `502` — The server, while acting as a gateway or proxy, received an invalid response from an inbound server it accessed while attempting to fulfill the request.
- `503` — The server is not ready to handle the request.
- `504` — The server, while acting as a gateway or proxy, did not receive a timely response from an upstream server it needed to access in order to complete the request.

---

[API](https://skmtc.net/cognigy/apis/simulator-openapi-rest-ful-api-reference.md) · [All operations](https://skmtc.net/cognigy/apis/simulator-openapi-rest-ful-api-reference/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/cognigy/simulator-openapi-rest-ful-api-reference/versions/85b2872bdfb7/schema)
