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Attachments - Create

Service:
Work Item Tracking
API Version:
4.1

Uploads an attachment.

POST https://dev.azure.com/{organization}/{project}/_apis/wit/attachments?api-version=4.1
With optional parameters: 
POST https://dev.azure.com/{organization}/{project}/_apis/wit/attachments?fileName={fileName}&uploadType={uploadType}&areaPath={areaPath}&api-version=4.1

URI Parameters

Name In Required Type Description
organization
 path True

string

The name of the Azure DevOps organization.
project
 path

string

Project ID or project name
api-version
 query True

string

Version of the API to use. This should be set to '4.1' to use this version of the api.
areaPath
 query

string

Target project Area Path
fileName
 query

string

The name of the file
uploadType
 query

string

Attachment upload type: Simple or Chunked

Request Body

Media Types: "application/octet-stream"

Name Type Description
body

string (Stream)

Stream to upload

Responses

Name Type Description
200 OK

AttachmentReference

successful operation

Security

oauth2

Type: oauth2
Flow: accessCode
Authorization URL: https://app.vssps.visualstudio.com/oauth2/authorize&response_type=Assertion
Token URL: https://app.vssps.visualstudio.com/oauth2/token?client_assertion_type=urn:ietf:params:oauth:client-assertion-type:jwt-bearer&grant_type=urn:ietf:params:oauth:grant-type:jwt-bearer

Scopes

Name Description
vso.work_write Grants the ability to read, create, and update work items and queries, update board metadata, read area and iterations paths other work item tracking related metadata, execute queries, and to receive notifications about work item events via service hooks.

Examples

Chunked Upload Step #1
Chunked Upload Step #2
Chunked Upload Step #3
Upload a binary file
Upload a text file

Chunked Upload Step #1

Sample request

POST https://dev.azure.com/fabrikam/_apis/wit/attachments?fileName=largefile.zip&uploadType=chunked&api-version=4.1

Sample response

Status code:
201 
{
  "id": "de471719-27b2-40ab-ac40-4890f3eb1443",
  "url": "https://dev.azure.com/fabrikam/_apis/wit/attachments/de471719-27b2-40ab-ac40-4890f3eb1443?fileName=test.txt"
}

Chunked Upload Step #2

Sample request

POST https://dev.azure.com/fabrikam/_apis/wit/attachments?uploadType=chunked&api-version=4.1

"{zip content chunk 1}"

Sample response

Status code:
201 
{
  "id": "de471719-27b2-40ab-ac40-4890f3eb1443",
  "url": "https://dev.azure.com/fabrikam/_apis/wit/attachments/de471719-27b2-40ab-ac40-4890f3eb1443"
}

Chunked Upload Step #3

Sample request

POST https://dev.azure.com/fabrikam/_apis/wit/attachments?uploadType=chunked&api-version=4.1

"{zip content chunk 2}"

Sample response

Status code:
200 
{
  "id": "de471719-27b2-40ab-ac40-4890f3eb1443",
  "url": "https://dev.azure.com/fabrikam/_apis/wit/attachments/de471719-27b2-40ab-ac40-4890f3eb1443"
}

Upload a binary file

Sample request

POST https://dev.azure.com/fabrikam/_apis/wit/attachments?fileName=imageAsFileAttachment.png&api-version=4.1

{
  "0": 137,
  "1": 80,
  "2": 78,
  "3": 71,
  "4": 13,
  "5": 10,
  "6": 26,
  "7": 10,
  "8": 0,
  "9": 0,
  "10": 0,
  "11": 13,
  "12": 73,
  "13": 72,
  "14": 68,
  "15": 82,
  "16": 0,
  "17": 0,
  "18": 0,
  "19": 24,
  "20": 0,
  "21": 0,
  "22": 0,
  "23": 24,
  "24": 8,
  "25": 2,
  "26": 0,
  "27": 0,
  "28": 0,
  "29": 111,
  "30": 21,
  "31": 170,
  "32": 175,
  "33": 0,
  "34": 0,
  "35": 0,
  "36": 1,
  "37": 115,
  "38": 82,
  "39": 71,
  "40": 66,
  "41": 0,
  "42": 174,
  "43": 206,
  "44": 28,
  "45": 233,
  "46": 0,
  "47": 0,
  "48": 0,
  "49": 4,
  "50": 103,
  "51": 65,
  "52": 77,
  "53": 65,
  "54": 0,
  "55": 0,
  "56": 177,
  "57": 143,
  "58": 11,
  "59": 252,
  "60": 97,
  "61": 5,
  "62": 0,
  "63": 0,
  "64": 0,
  "65": 9,
  "66": 112,
  "67": 72,
  "68": 89,
  "69": 115,
  "70": 0,
  "71": 0,
  "72": 14,
  "73": 195,
  "74": 0,
  "75": 0,
  "76": 14,
  "77": 195,
  "78": 1,
  "79": 199,
  "80": 111,
  "81": 168,
  "82": 100,
  "83": 0,
  "84": 0,
  "85": 0,
  "86": 101,
  "87": 73,
  "88": 68,
  "89": 65,
  "90": 84,
  "91": 56,
  "92": 79,
  "93": 237,
  "94": 204,
  "95": 65,
  "96": 10,
  "97": 192,
  "98": 32,
  "99": 12,
  "100": 68,
  "101": 81,
  "102": 239,
  "103": 127,
  "104": 105,
  "105": 27,
  "106": 240,
  "107": 167,
  "108": 24,
  "109": 146,
  "110": 52,
  "111": 22,
  "112": 138,
  "113": 80,
  "114": 240,
  "115": 237,
  "116": 156,
  "117": 140,
  "118": 211,
  "119": 250,
  "120": 71,
  "121": 206,
  "122": 80,
  "123": 109,
  "124": 227,
  "125": 80,
  "126": 83,
  "127": 188,
  "128": 19,
  "129": 213,
  "130": 217,
  "131": 34,
  "132": 141,
  "133": 164,
  "134": 55,
  "135": 190,
  "136": 70,
  "137": 104,
  "138": 88,
  "139": 73,
  "140": 90,
  "141": 161,
  "142": 55,
  "143": 137,
  "144": 162,
  "145": 53,
  "146": 180,
  "147": 213,
  "148": 198,
  "149": 33,
  "150": 210,
  "151": 60,
  "152": 31,
  "153": 130,
  "154": 33,
  "155": 65,
  "156": 87,
  "157": 249,
  "158": 68,
  "159": 140,
  "160": 230,
  "161": 109,
  "162": 105,
  "163": 200,
  "164": 163,
  "165": 55,
  "166": 249,
  "167": 203,
  "168": 144,
  "169": 224,
  "170": 71,
  "171": 132,
  "172": 134,
  "173": 149,
  "174": 14,
  "175": 9,
  "176": 254,
  "177": 89,
  "178": 220,
  "179": 156,
  "180": 167,
  "181": 161,
  "182": 87,
  "183": 206,
  "184": 80,
  "185": 165,
  "186": 247,
  "187": 11,
  "188": 116,
  "189": 99,
  "190": 71,
  "191": 0,
  "192": 204,
  "193": 122,
  "194": 63,
  "195": 206,
  "196": 0,
  "197": 0,
  "198": 0,
  "199": 0,
  "200": 73,
  "201": 69,
  "202": 78,
  "203": 68,
  "204": 174,
  "205": 66,
  "206": 96,
  "207": 130,
  "208": 0,
  "209": 0,
  "BYTES_PER_ELEMENT": 1,
  "buffer": {
    "0": 137,
    "1": 80,
    "2": 78,
    "3": 71,
    "4": 13,
    "5": 10,
    "6": 26,
    "7": 10,
    "8": 0,
    "9": 0,
    "10": 0,
    "11": 13,
    "12": 73,
    "13": 72,
    "14": 68,
    "15": 82,
    "16": 0,
    "17": 0,
    "18": 0,
    "19": 24,
    "20": 0,
    "21": 0,
    "22": 0,
    "23": 24,
    "24": 8,
    "25": 2,
    "26": 0,
    "27": 0,
    "28": 0,
    "29": 111,
    "30": 21,
    "31": 170,
    "32": 175,
    "33": 0,
    "34": 0,
    "35": 0,
    "36": 1,
    "37": 115,
    "38": 82,
    "39": 71,
    "40": 66,
    "41": 0,
    "42": 174,
    "43": 206,
    "44": 28,
    "45": 233,
    "46": 0,
    "47": 0,
    "48": 0,
    "49": 4,
    "50": 103,
    "51": 65,
    "52": 77,
    "53": 65,
    "54": 0,
    "55": 0,
    "56": 177,
    "57": 143,
    "58": 11,
    "59": 252,
    "60": 97,
    "61": 5,
    "62": 0,
    "63": 0,
    "64": 0,
    "65": 9,
    "66": 112,
    "67": 72,
    "68": 89,
    "69": 115,
    "70": 0,
    "71": 0,
    "72": 14,
    "73": 195,
    "74": 0,
    "75": 0,
    "76": 14,
    "77": 195,
    "78": 1,
    "79": 199,
    "80": 111,
    "81": 168,
    "82": 100,
    "83": 0,
    "84": 0,
    "85": 0,
    "86": 101,
    "87": 73,
    "88": 68,
    "89": 65,
    "90": 84,
    "91": 56,
    "92": 79,
    "93": 237,
    "94": 204,
    "95": 65,
    "96": 10,
    "97": 192,
    "98": 32,
    "99": 12,
    "100": 68,
    "101": 81,
    "102": 239,
    "103": 127,
    "104": 105,
    "105": 27,
    "106": 240,
    "107": 167,
    "108": 24,
    "109": 146,
    "110": 52,
    "111": 22,
    "112": 138,
    "113": 80,
    "114": 240,
    "115": 237,
    "116": 156,
    "117": 140,
    "118": 211,
    "119": 250,
    "120": 71,
    "121": 206,
    "122": 80,
    "123": 109,
    "124": 227,
    "125": 80,
    "126": 83,
    "127": 188,
    "128": 19,
    "129": 213,
    "130": 217,
    "131": 34,
    "132": 141,
    "133": 164,
    "134": 55,
    "135": 190,
    "136": 70,
    "137": 104,
    "138": 88,
    "139": 73,
    "140": 90,
    "141": 161,
    "142": 55,
    "143": 137,
    "144": 162,
    "145": 53,
    "146": 180,
    "147": 213,
    "148": 198,
    "149": 33,
    "150": 210,
    "151": 60,
    "152": 31,
    "153": 130,
    "154": 33,
    "155": 65,
    "156": 87,
    "157": 249,
    "158": 68,
    "159": 140,
    "160": 230,
    "161": 109,
    "162": 105,
    "163": 200,
    "164": 163,
    "165": 55,
    "166": 249,
    "167": 203,
    "168": 144,
    "169": 224,
    "170": 71,
    "171": 132,
    "172": 134,
    "173": 149,
    "174": 14,
    "175": 9,
    "176": 254,
    "177": 89,
    "178": 220,
    "179": 156,
    "180": 167,
    "181": 161,
    "182": 87,
    "183": 206,
    "184": 80,
    "185": 165,
    "186": 247,
    "187": 11,
    "188": 116,
    "189": 99,
    "190": 71,
    "191": 0,
    "192": 204,
    "193": 122,
    "194": 63,
    "195": 206,
    "196": 0,
    "197": 0,
    "198": 0,
    "199": 0,
    "200": 73,
    "201": 69,
    "202": 78,
    "203": 68,
    "204": 174,
    "205": 66,
    "206": 96,
    "207": 130,
    "208": 0,
    "209": 0,
    "byteLength": 210
  },
  "length": 210,
  "byteOffset": 0,
  "byteLength": 210
}

Sample response

Status code:
201 
{
  "id": "a5cedde4-2dd5-4fcf-befe-fd0977dd3433",
  "url": "https://dev.azure.com/fabrikam/_apis/wit/attachments/a5cedde4-2dd5-4fcf-befe-fd0977dd3433?fileName=imageAsFileAttachment.png"
}

Upload a text file

Sample request

POST https://dev.azure.com/fabrikam/_apis/wit/attachments?fileName=textAsFileAttachment.txt&api-version=4.1

"User text content to upload"

Sample response

Status code:
201 
{
  "id": "6b2266bf-a155-4582-a475-ca4da68193ef",
  "url": "https://dev.azure.com/fabrikam/_apis/wit/attachments/6b2266bf-a155-4582-a475-ca4da68193ef?fileName=textAsFileAttachment.txt"
}

Definitions

AttachmentReference

Object
Name Type Description
id

string (uuid)

url

string