Points de terminaison d’API REST pour les objets blob Git

Utilisez l’API REST pour interagir avec un blob (binary large object) Git, type d’objet utilisé pour stocker le contenu de chaque fichier dans un dépôt.

À propos des blobs Git

Un blob (binary large object) Git est le type d’objet utilisé pour stocker le contenu de chaque fichier dans un dépôt. Le hachage SHA-1 du fichier est calculé et stocké dans l’objet blob. Ces points de terminaison vous permettent de lire et d’écrire des objets blob dans votre base de données Git sur GitHub. Les blobs tirent parti des types de médias personnalisés. Pour plus d’informations sur l’utilisation des types de médias dans l’API, consultez Prise en main de l’API REST.

Create a blob

Fine-grained access tokens for "Create a blob"

This endpoint works with the following fine-grained token types:

The fine-grained token must have the following permission set:

"Contents" repository permissions (write)

Paramètres pour «Create a blob »

En-têtes
Nom, Type, Description
`accept` string Setting to `application/vnd.github+json` is recommended.

Paramètres de chemin d’accès
Nom, Type, Description
`owner` string Requis The account owner of the repository. The name is not case sensitive.
`repo` string Requis The name of the repository without the `.git` extension. The name is not case sensitive.

Paramètres du corps
Nom, Type, Description
`content` string Requis The new blob's content.
`encoding` string The encoding used for `content`. Currently, `"utf-8"` and `"base64"` are supported. Par défaut: `utf-8`

HTTP response status codes for "Create a blob"

Status code	Description
`201`	Created
`403`	Forbidden
`404`	Resource not found
`409`	Conflict
`422`	Validation failed

Code samples for "Create a blob"

Request example

post/repos/{owner}/{repo}/git/blobs

curl -L \
  -X POST \
  -H "Accept: application/vnd.github+json" \
  -H "Authorization: Bearer <YOUR-TOKEN>" \
  -H "X-GitHub-Api-Version: 2026-03-10" \
  http(s)://HOSTNAME/api/v3/repos/OWNER/REPO/git/blobs \
  -d '{"content":"Content of the blob","encoding":"utf-8"}'

Response

Status: 201

{
  "url": "https://HOSTNAME/repos/octocat/example/git/blobs/3a0f86fb8db8eea7ccbb9a95f325ddbedfb25e15",
  "sha": "3a0f86fb8db8eea7ccbb9a95f325ddbedfb25e15"
}

Get a blob

The content in the response will always be Base64 encoded.

This endpoint supports the following custom media types. For more information, see "Media types."

application/vnd.github.raw+json: Returns the raw blob data.
application/vnd.github+json: Returns a JSON representation of the blob with content as a base64 encoded string. This is the default if no media type is specified.

Note This endpoint supports blobs up to 100 megabytes in size.

Fine-grained access tokens for "Get a blob"

This endpoint works with the following fine-grained token types:

The fine-grained token must have the following permission set:

"Contents" repository permissions (read)

This endpoint can be used without authentication or the aforementioned permissions if only public resources are requested.

Paramètres pour «Get a blob »

En-têtes
Nom, Type, Description
`accept` string Setting to `application/vnd.github+json` is recommended.

Paramètres de chemin d’accès
Nom, Type, Description
`owner` string Requis The account owner of the repository. The name is not case sensitive.
`repo` string Requis The name of the repository without the `.git` extension. The name is not case sensitive.
`file_sha` string Requis

HTTP response status codes for "Get a blob"

Status code	Description
`200`	OK
`403`	Forbidden
`404`	Resource not found
`409`	Conflict
`422`	Validation failed, or the endpoint has been spammed.

Code samples for "Get a blob"

Request example

get/repos/{owner}/{repo}/git/blobs/{file_sha}

curl -L \
  -H "Accept: application/vnd.github+json" \
  -H "Authorization: Bearer <YOUR-TOKEN>" \
  -H "X-GitHub-Api-Version: 2026-03-10" \
  http(s)://HOSTNAME/api/v3/repos/OWNER/REPO/git/blobs/FILE_SHA

Response

Status: 200

{
  "content": "Q29udGVudCBvZiB0aGUgYmxvYg==",
  "encoding": "base64",
  "url": "https://HOSTNAME/repos/octocat/example/git/blobs/3a0f86fb8db8eea7ccbb9a95f325ddbedfb25e15",
  "sha": "3a0f86fb8db8eea7ccbb9a95f325ddbedfb25e15",
  "size": 19,
  "node_id": "Q29udGVudCBvZiB0aGUgYmxvYg=="
}