# List application definitions

`application_definitions.list`

List reusable application form definitions in one workspace with draft and publication summary metadata. Use a returned definition_slug with definition-specific tools.

[Application definitions guide](https://docs.levr.ai/mcp/resources/application_definitions.md)

Availability depends on live discovery and your access to the record. Do not infer MCP calls from REST paths.

Operation: read. Required OAuth scopes: mcp.

## Input schema

```json
{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "additionalProperties": false,
  "properties": {
    "created_after": {
      "anyOf": [
        {
          "description": "Include records created at or after this timestamp.",
          "format": "date-time",
          "type": "string"
        },
        {
          "type": "null"
        }
      ],
      "description": "Include records created at or after this timestamp."
    },
    "created_before": {
      "anyOf": [
        {
          "description": "Include records created at or before this timestamp.",
          "format": "date-time",
          "type": "string"
        },
        {
          "type": "null"
        }
      ],
      "description": "Include records created at or before this timestamp."
    },
    "cursor": {
      "anyOf": [
        {
          "description": "Opaque next_cursor from the preceding page with the same query.",
          "maxLength": 4096,
          "minLength": 1,
          "type": "string"
        },
        {
          "type": "null"
        }
      ],
      "description": "Opaque next_cursor from the preceding page with the same query."
    },
    "is_shared": {
      "anyOf": [
        {
          "description": "Filter by whether the definition is shared.",
          "type": "boolean"
        },
        {
          "type": "null"
        }
      ],
      "description": "Filter by whether the definition is shared."
    },
    "ordering": {
      "default": "name",
      "description": "Comma-separated ordering fields. Prefix a field with - for descending order. Allowed fields: name, created_at, updated_at.",
      "maxLength": 255,
      "minLength": 1,
      "pattern": "^-?(?:name|created_at|updated_at)(?:,-?(?:name|created_at|updated_at)){0,2}$",
      "type": "string"
    },
    "page_size": {
      "default": 20,
      "description": "Maximum items to return. The allowed range is 1 through 50.",
      "maximum": 50,
      "minimum": 1,
      "type": "integer"
    },
    "provider_slug": {
      "description": "Provider that owns the application definitions. Copy provider_slug from providers.list; named slugs are valid.",
      "maxLength": 255,
      "minLength": 1,
      "type": "string"
    },
    "published": {
      "anyOf": [
        {
          "description": "Filter by whether a published version exists.",
          "type": "boolean"
        },
        {
          "type": "null"
        }
      ],
      "description": "Filter by whether a published version exists."
    },
    "search": {
      "default": "",
      "description": "Search names, descriptions, and definition slugs.",
      "maxLength": 255,
      "type": "string"
    },
    "updated_after": {
      "anyOf": [
        {
          "description": "Include records updated at or after this timestamp.",
          "format": "date-time",
          "type": "string"
        },
        {
          "type": "null"
        }
      ],
      "description": "Include records updated at or after this timestamp."
    },
    "updated_before": {
      "anyOf": [
        {
          "description": "Include records updated at or before this timestamp.",
          "format": "date-time",
          "type": "string"
        },
        {
          "type": "null"
        }
      ],
      "description": "Include records updated at or before this timestamp."
    }
  },
  "required": [
    "provider_slug"
  ],
  "type": "object"
}
```

## Output schema

```json
{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "additionalProperties": false,
  "oneOf": [
    {
      "not": {
        "required": [
          "error"
        ]
      },
      "properties": {
        "ok": {
          "const": true
        }
      },
      "required": [
        "data"
      ]
    },
    {
      "not": {
        "required": [
          "data"
        ]
      },
      "properties": {
        "ok": {
          "const": false
        }
      },
      "required": [
        "error"
      ]
    }
  ],
  "properties": {
    "data": {
      "additionalProperties": false,
      "properties": {
        "items": {
          "description": "Resources in this page.",
          "items": {
            "additionalProperties": false,
            "properties": {
              "created_at": {
                "format": "date-time",
                "type": "string"
              },
              "definition_slug": {
                "description": "Stable identifier accepted by definition-specific tools. Prefix: appdef_.",
                "maxLength": 255,
                "minLength": 1,
                "type": "string"
              },
              "description": {
                "anyOf": [
                  {
                    "type": "string"
                  },
                  {
                    "type": "null"
                  }
                ]
              },
              "is_shared": {
                "description": "Whether this definition is available for reuse outside its owning provider.",
                "type": "boolean"
              },
              "name": {
                "type": "string"
              },
              "published_version": {
                "anyOf": [
                  {
                    "minimum": 1,
                    "type": "integer"
                  },
                  {
                    "type": "null"
                  }
                ],
                "description": "Latest published version, or null when this definition has never been published."
              },
              "revision": {
                "description": "Current unpublished draft revision.",
                "minimum": 0,
                "type": "integer"
              },
              "updated_at": {
                "format": "date-time",
                "type": "string"
              }
            },
            "required": [
              "definition_slug",
              "name",
              "description",
              "is_shared",
              "revision",
              "published_version",
              "created_at",
              "updated_at"
            ],
            "type": "object"
          },
          "type": "array"
        },
        "next_cursor": {
          "anyOf": [
            {
              "description": "Opaque cursor for the next page, or null when this is the final page.",
              "type": "string"
            },
            {
              "type": "null"
            }
          ],
          "description": "Opaque cursor for the next page, or null when this is the final page."
        }
      },
      "required": [
        "items",
        "next_cursor"
      ],
      "type": "object"
    },
    "error": {
      "additionalProperties": false,
      "properties": {
        "code": {
          "type": "string"
        },
        "details": {
          "additionalProperties": true,
          "description": "Optional bounded, agent-safe correction or recovery facts.",
          "type": "object"
        },
        "message": {
          "type": "string"
        },
        "retryable": {
          "type": "boolean"
        }
      },
      "required": [
        "code",
        "message",
        "retryable"
      ],
      "type": "object"
    },
    "meta": {
      "additionalProperties": false,
      "properties": {
        "request_id": {
          "type": "string"
        }
      },
      "required": [
        "request_id"
      ],
      "type": "object"
    },
    "ok": {
      "description": "Whether the tool completed successfully.",
      "type": "boolean"
    }
  },
  "required": [
    "ok",
    "meta"
  ],
  "type": "object"
}
```