Upload
Overview
To upload a video without posting it, you must invoke the Content Posting API to do the following:

Initialize the video upload.
Send the video to TikTok servers (not needed if transfer method is PULL_FROM_URL).
This guide provides the API details including the endpoint, request, and response schema.

You should inform users that they must click on inbox notifications to continue the editing flow in TikTok and complete the post.

Initialize Video Upload
To upload a video to a TikTok user's account, the first step is to initialize the upload.

HTTP URL

/v2/post/publish/inbox/video/init/

HTTP Method

POST

Scope

video.upload

Request
Restriction: Each user access_token is limited to 6 requests per minute.

Header
Field Name

Description

Value

Required

Authorization

The token that bears the authorization of the TikTok user, which is obtained through /oauth/access_token/.

Bearer {$UserAccessToken}

true

Content-Type

The content format of the body of this HTTP request.

application/json; charset=UTF-8

true

Body
Field Name

Nested Field

Type

Description

Required

source_info

source


string

The mechanism by which you will provide the video. You can choose from FILE_UPLOAD and PULL_FROM_URL.

true


video_size

int64

The size of the video to be uploaded in bytes.

true for FILE_UPLOAD

chunk_size

int64

The size of the chunk in bytes.

true for FILE_UPLOAD

total_chunk_count

int64

The total number of chunks.

true for FILE_UPLOAD

video_url


string

The URL of the video to be uploaded. The domain or URL prefix of the video_url should already be verified. Learn more about verifying the URL prefix.

true for PULL_FROM_URL


Examples
Example with source=FILE_UPLOAD:

curl --location 'https://open.tiktokapis.com/v2/post/publish/inbox/video/init/' \
--header 'Authorization: Bearer act.example12345Example12345Example' \
--header 'Content-Type: application/json; charset=UTF-8'
--data '{
    "source_info": {
        "source": "FILE_UPLOAD",
        "video_size": exampleVideoSize,
        "chunk_size" : exampleChunkSize,
        "total_chunk_count": exampleTotalChunkCount
    }
}'
Example withsource=PULL_FROM_URL:

curl --location 'https://open.tiktokapis.com/v2/post/publish/inbox/video/init/' \
--header 'Authorization: Bearer act.example12345Example12345Example' \
--header 'Content-Type: application/json' \
--data '{
    "source_info": {
        "source": "PULL_FROM_URL",
        "video_url": "https://example.verified.domain.com/example_video.mp4"
    }
}'
Response
Field Name

Nested Field

Type

Description

data

publish_id


string


An identifier to track the posting action, which you can use to check the status.

The maximum length of this field is 64.

upload_url


string


The URL provided by TikTok where the video file can be uploaded.

The maximum length of this field is 256. This field is only for source=FILE_UPLOAD.

error

code

string

You can decide whether the request is successful based on the error code. Any code other than ok indicates the request did not succeed. Learn more about error codes.

message

string

A human readable description of the error.

logid

string

A unique identifier for the execution of this request.

Note: The upload_url is valid for one hour after issuance. The upload must be completed in this time range.

Example
200 OK
{
    "data": {
        "publish_id": "v_inbox_file~v2.123456789",
        "upload_url": "https://open-upload.tiktokapis.com/video/?upload_id=12345&upload_token=Xza123"    
    },
    "error": {
         "code": "ok",
         "message": "",
         "log_id": "202210112248442CB9319E1FB30C1073F3"
     }
}
Error codes
HTTP status code

Error code

Descrption


400

invalid_param

Check error message for details.

403


spam_risk_too_many_pending_share


The daily upload cap from the API is reached for the current user.

To reduce spamming, TikTok limits the number of videos that can be uploaded via API that are not pending approval and posting by the creator. There may be at most 5 pending shares within any 24-hour period.

spam_risk_user_banned_from_posting

The user is banned from making new posts.

url_ownership_unverified


To use PULL_FROM_URL as the video transfer method, the developer must verify the ownership of the URL prefix or domain. Refer to this doc for more details.

401

access_token_invalid

The access_token for the TikTok user is invalid or has expired.

scope_not_authorized

The access_token does not bear user's grant on video.upload scope.

429

rate_limit_exceeded

Your request is blocked due to exceeding the API rate limit.

5xx

TikTok server or network error. Try again later.

Send Video to TikTok Servers
Note: If you used the source=PULL_FROM_URL to initialize the video upload, you can skip this part. The TikTok server will handle the video uploading process for you.

Once you have initialized the video upload and received an upload_url, you must send the video file to TikTok for processing. Many video formats are supported and chunking is provided for larger files. Learn more about media transmission.

HTTP URL

Returned in upload_url

HTTP Method

PUT

Important: Use the entire URL returned as the upload_url including the returned query parameters.

Request
Header
Field Name

Description

Value

Required

Content-Type

The content format of the body of this HTTP request.


Select from:

video/mp4
video/quicktime
video/webm
true

Content-Length

Byte size of this chunk.

{BYTE_SIZE_OF_THIS_CHUNK}

true


Content-Range

Metadata describing the portion of the overall file contained in this chunk.

bytes {FIRST_BYTE}-{LAST_BYTE}/{TOTAL_BYTE_LENGTH}

true

Body
The binary file data.

Example
curl --location --request PUT 'https://open-upload.tiktokapis.com/video/?upload_id=67890&upload_token=Xza123' \
--header 'Content-Range: bytes 0-30567099/30567100' \
--header 'Content-Length: 30567100'\
--header 'Content-Type: video/mp4' \
--data '@/path/to/file/example.mp4'

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