ContentPart class sealed
A part of a multimodal message content.
Content parts allow messages to contain multiple types of content. User messages support text, images, audio, and files. Assistant messages support text and refusal.
Example
final parts = [
ContentPart.text('What is in this image?'),
ContentPart.imageUrl(
'https://example.com/image.jpg',
detail: ImageDetail.high,
),
];
final message = ChatMessage.user(parts);
- Implementers
- Annotations
-
- @immutable
Constructors
-
ContentPart.fromJson(Map<
String, dynamic> json) -
Creates a ContentPart from JSON.
factory
Properties
Methods
-
noSuchMethod(
Invocation invocation) → dynamic -
Invoked when a nonexistent method or property is accessed.
inherited
-
toJson(
) → Map< String, dynamic> - Converts to JSON.
-
toString(
) → String -
A string representation of this object.
inherited
Operators
-
operator ==(
Object other) → bool -
The equality operator.
inherited
Static Methods
-
file(
{required String fileId, String? filename}) → ContentPart - Creates a file content part from an uploaded file ID.
-
fileData(
{required String data, required String mediaType, String? filename}) → ContentPart - Creates a file content part from base64-encoded file data.
-
imageBase64(
{required String data, required String mediaType, ImageDetail? detail}) → ContentPart - Creates an image content part from base64-encoded data.
-
imageUrl(
String url, {ImageDetail? detail}) → ContentPart - Creates an image URL content part.
-
inputAudio(
{required String data, required AudioFormat format}) → ContentPart - Creates an audio content part.
-
refusal(
String refusal) → ContentPart - Creates a refusal content part.
-
text(
String text) → ContentPart - Creates a text content part.