SamplingMessage class

Describes a message issued to or received from an LLM API.

Inheritance

• Object
• MCP
• SamplingMessage

Annotations

• @Deprecated('Deprecated as of protocol version 2026-07-28 (SEP-2577). ' 'Remains in the specification for at least twelve months.')

Constructors

SamplingMessage({required Role role, required List<SamplingMessageContentBlock> content, MetaObject? $meta})

Creates a SamplingMessage.

SamplingMessage.toMCP(Map<String, Object?> map)

Builds a SamplingMessage from a decoded MCP JSON map.

factory

Properties

$meta ↔ MetaObject?

getter/setter pair

content ↔ List<SamplingMessageContentBlock>

getter/setter pair

hashCode → int

The hash code for this object.

no setter, inherited

role ↔ Role

getter/setter pair

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

Methods

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

toMap() → Map<String, Object?>

Converts this SamplingMessage into a JSON-compatible map.

override

toString() → String

A string representation of this object.

inherited

Operators

operator ==(Object other) → bool

The equality operator.

inherited