# Microsoft Fabric Ontology REST APIs API

> Microsoft Fabric Ontology REST APIs API on Apizie: 7 endpoints (Lists Ontologies in the specified workspace., Creates an Ontology in the specified workspace., Gets the specified Ontology., Updates the properties of the specified Ontology., …) returned as clean JSON through one API key. Send your own provider key in the x-upstream-key header. Call it over REST at https://www.apizie.tech/v1/analytics:microsoft-fabric-ontology/{endpoint} or from Claude, ChatGPT and Cursor through the Apizie MCP server. Free plan: 1,000 requests a month.

- Project key: `analytics:microsoft-fabric-ontology`
- Category: Analytics
- Status: byok
- Source: https://learn.microsoft.com/rest/api/fabric/
- Page: https://www.apizie.tech/api/analytics/microsoft-fabric-ontology
- OpenAPI: https://www.apizie.tech/api/analytics/microsoft-fabric-ontology/openapi.json



## Endpoints

### Lists Ontologies in the specified workspace.
`GET https://www.apizie.tech/v1/analytics:microsoft-fabric-ontology/items-list-ontologies` (byok)

| Parameter | Type | Required | Description |
|---|---|---|---|
| workspaceId | string | yes | The workspace ID. |
| recursive | boolean | no | Lists items in a folder and its nested folders, or just a folder only. True - All items in the folder and its nested folders are listed,… |
| rootFolderId | string | no | This parameter allows users to filter items based on a specific root folder. If not provided, the workspace is used as the root folder. |
| continuationToken | string | no | A token for retrieving the next page of results. |

### Creates an Ontology in the specified workspace.
`POST https://www.apizie.tech/v1/analytics:microsoft-fabric-ontology/items-create-ontology` (byok)

| Parameter | Type | Required | Description |
|---|---|---|---|
| workspaceId | string | yes | The workspace ID. |
| body | object | yes | JSON request body |

### Gets the specified Ontology.
`GET https://www.apizie.tech/v1/analytics:microsoft-fabric-ontology/items-get-ontology` (byok)

| Parameter | Type | Required | Description |
|---|---|---|---|
| workspaceId | string | yes | The workspace ID. |
| ontologyId | string | yes | The ontology ID. |

### Updates the properties of the specified Ontology.
`POST https://www.apizie.tech/v1/analytics:microsoft-fabric-ontology/items-update-ontology` (byok)

| Parameter | Type | Required | Description |
|---|---|---|---|
| workspaceId | string | yes | The workspace ID. |
| ontologyId | string | yes | The ontology ID. |
| body | object | yes | JSON request body |

### Deletes the specified Ontology.
`POST https://www.apizie.tech/v1/analytics:microsoft-fabric-ontology/items-delete-ontology` (byok)

| Parameter | Type | Required | Description |
|---|---|---|---|
| workspaceId | string | yes | The workspace ID. |
| ontologyId | string | yes | The ontology ID. |
| hardDelete | boolean | no | Specifies whether to perform a hard delete. When set to `true`, the item is permanently deleted and cannot be recovered. When set to… |

### Returns the specified Ontology public definition.
`POST https://www.apizie.tech/v1/analytics:microsoft-fabric-ontology/items-get-ontology-definition` (byok)

| Parameter | Type | Required | Description |
|---|---|---|---|
| workspaceId | string | yes | The workspace ID. |
| ontologyId | string | yes | The ontology ID. |
| format | string | no | The format of the Ontology public definition. |

### Updates the definition of a specified Ontology. The update overrides the current definition.
`POST https://www.apizie.tech/v1/analytics:microsoft-fabric-ontology/items-update-ontology-definition` (byok)

| Parameter | Type | Required | Description |
|---|---|---|---|
| workspaceId | string | yes | The workspace ID. |
| ontologyId | string | yes | The ontology ID. |
| updateMetadata | boolean | no | Whether to update the item's metadata if it is provided in the `.platform` file. True - Update the metadata if it is provided in the… |
| body | object | yes | JSON request body |

## Example
```
curl "https://www.apizie.tech/v1/analytics:microsoft-fabric-ontology/items-list-ontologies" \
  -H "x-api-key: $APIZIE_KEY" \
  -H "x-upstream-key: $PROVIDER_KEY"
```

## FAQ

### How do I call the Microsoft Fabric Ontology REST APIs API?
Create a free Apizie key, then send GET https://www.apizie.tech/v1/analytics:microsoft-fabric-ontology/items-list-ontologies with the header x-api-key. Every endpoint returns { project, data, timestamp }.

### Is the Microsoft Fabric Ontology REST APIs API free on Apizie?
Yes. The Free plan includes 1,000 requests a month at 100 requests a minute, no credit card. Microsoft Fabric Ontology REST APIs itself also needs your own key from fabric.microsoft.com.

### Can AI agents use the Microsoft Fabric Ontology REST APIs API?
Yes. Add the Apizie MCP server (https://www.apizie.tech/mcp) to Claude, ChatGPT, Cursor or VS Code, then ask in plain language. The agent calls run_scraper with project key analytics:microsoft-fabric-ontology.

### What is the status of the Microsoft Fabric Ontology REST APIs API?
Needs your own provider key (bring your own key)