@langchain/langgraph-sdk/dist/stream/projections/channel.d.cts

Client library for interacting with the LangGraph API

import { ProjectionSpec } from "../types.cjs";
import { Channel, Event } from "@langchain/protocol";

//#region src/stream/projections/channel.d.ts
interface ChannelProjectionOptions {
  /**
   * Maximum number of events retained in the projection snapshot.
   * Defaults to 4096 so replay-backed discovery hooks can tolerate
   * bursty token/media streams without dropping early lifecycle events.
   */
  bufferSize?: number;
  /**
   * Whether to open a real subscription and receive replayed history.
   * Defaults to true. Set false for live-only root-bus inspection when
   * replay is unnecessary.
   */
  replay?: boolean;
}
declare function channelProjection(channels: readonly Channel[], namespace: readonly string[], options?: ChannelProjectionOptions): ProjectionSpec<Event[]>;
//#endregion
export { ChannelProjectionOptions, channelProjection };
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