Package org.springframework.ai.chat.messages.part

@NullMarked package org.springframework.ai.chat.messages.part

Ordered, typed content parts carried by chat messages: text, tool calls, tool results, media and an opaque fallback for provider blocks that are not modeled yet.

Related Packages

Package	Description
org.springframework.ai.chat.messages

Class	Description
MediaPart	A media element (image, audio, video, document) produced by the model or supplied by the caller.
MediaPart.FromDto	Jackson converter from MediaPart.MediaDto to Media.
MediaPart.MediaDto	Serialized form of a Media.
MediaPart.ToDto	Jackson converter from Media to MediaPart.MediaDto.
MessagePart	One element of the ordered content of a chat message.
OpaquePayload	Provider-owned data attached to a MessagePart (or to a ReasoningPart) that Spring AI never interprets and that must be sent back unchanged to the provider that produced it.
ReasoningPart	Model reasoning (thinking) that preceded or accompanied the answer.
StreamingParts	Transport attributes that let a streaming chat model deliver a message part in increments and let MessageAggregator rebuild the ordered parts list.
TextPart	A run of text produced by the model or supplied by the caller.
ToolCallPart	A tool call requested by the model.
ToolResultPart	The result of one tool call.
UnknownPart	A part that neither an adapter nor this version of Spring AI recognizes, kept verbatim so nothing is silently dropped.