Module stream 

Structs

BatchTransformer

Transformer that batches events by accumulation.

BudgetUsage

Budget usage information

EventEmitter

Event emitter for streaming

FilterFieldsTransformer

Transformer that filters specific fields

JsonParseTransformer

Transformer that parses JSON strings

MessageBatchConfig

Configuration for batching LLM streaming chunks.

MessageChunk

Message chunk for streaming

MessageStreamMetadata

Message stream metadata

StreamConfig

Configuration for streaming.

StreamPart

Unified stream event format – all events carry namespace information.

StreamResumption

Resumption state for streaming

StreamWriter

Writer for streaming events from a node

ToolCallChunk

Tool call chunk

Enums

DebugEvent

Debug event details

StreamEvent

Stream event during graph execution

StreamMode

Stream mode for graph execution

TaskEventType

Task event type

ToolsEvent

Tool execution event

Traits

StreamTransformer

Transformer for stream data

Functions

call_llm_streaming

Call an LLM with streaming, forwarding chunks to the event emitter.