---
title: "Retrieve details of an Application Function Instance"
method: GET
path: "/workspace/applications/{application_id}/functions/{function_id}"
tags: ["Applications - Function"]
---

# Retrieve details of an Application Function Instance

`GET /workspace/applications/{application_id}/functions/{function_id}`

Retrieve details of a specific Application Function Instance in your account.

## Path parameters

- `application_id` integer, required
- `function_id` integer, required

## Query parameters

- `fields` string

## Response `200`

Application function instance details retrieved successfully.

- FunctionInstanceResponse
  - `state` string
  - `data` FunctionInstance, required — Serializer for Application Function Instances
    - `id` integer, required
    - `name` string, required
    - `args` object — Args to be accessed by the Function. - args must be a JSON object or an array. - If there are no args being informed, the function default_args will be used.
      - `arg` object
    - `azion_form` object — JSON schema to be rendered as a json args form. - azion_form must be a JSON schema. - If there are no schema being informed, an empty JSON object will be used.
      - `arg` object
    - `function` integer, required
    - `active` boolean
    - `last_editor` string, required
    - `last_modified` string, date-time, required
    - `created_at` string, date-time, required

## Other responses

- `400` — Validation Error
- `401` — Authentication Failed
- `403` — Permission Denied
- `404` — Not Found
- `405` — Method Not Allowed
- `406` — Not Acceptable
- `429` — Throttled
- `500` — Internal Server Error

---

[API](https://skmtc.dev/azion/apis/azion-api.md) · [All operations](https://skmtc.dev/azion/apis/azion-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/azion/azion-api/revisions/bb3250697218/schema)