@langchain/protocol - npm Package Compare versions

Comparing version 0.0.16 to 0.0.17

package.json

 {
   "name": "@langchain/protocol",
-  "version": "0.0.16",
+  "version": "0.0.17",
   "description": "TypeScript bindings for the LangChain agent streaming protocol",
@@ -30,2 +30,2 @@ "license": "MIT",
   }
-}
+}

protocol.ts

@@ -761,2 +761,4 @@ // ==========================================================================
 
+// Breakdown of input token counts. Keys are optional and need not sum to
+// inputTokens; may also hold extra provider-specific keys.
 export type MessageFinishData = Extensible & {
@@ -770,2 +772,15 @@ event: "message-finish";
 
+// Breakdown of output token counts. Keys are optional and need not sum to
+// outputTokens; may also hold extra provider-specific keys.
+export type InputTokenDetails = Extensible & {
+  audio?: number;
+  cache_creation?: number;
+  cache_read?: number;
+};
+
+export type OutputTokenDetails = Extensible & {
+  audio?: number;
+  reasoning?: number;
+};
+
 // Emitted on unrecoverable errors within a model call.
@@ -776,2 +791,4 @@ export type UsageInfo = Extensible & {
   total_tokens?: number;
+  input_token_details?: InputTokenDetails;
+  output_token_details?: OutputTokenDetails;
 };
@@ -862,5 +879,20 @@
 
-// Single-interrupt resume.
+// A directed jump applied alongside a resume, mapped to LangGraph's
+// Command(goto=...). Either a target node name, a Send (a node plus the
+// per-send input handed to it), or a list mixing the two for fan-out.
 export type InputRespondParams = InputRespondOne | InputRespondMany;
 
+export interface RunSend {
+  /**
+   * Target graph node
+   */
+  node: string;
+  /**
+   * Per-send input passed to the node
+   */
+  input?: any;
+}
+
+export type Goto = string | RunSend | (string | RunSend)[];
+
 // Batch resume — one entry per interrupt, resumed in a single run.
@@ -872,2 +904,10 @@ export interface InputRespondOne {
   /**
+   * State update applied in the same superstep as the resume (LangGraph Command(update=...))
+   */
+  update?: Record<string, any>;
+  /**
+   * Directed jump applied in the same superstep as the resume (LangGraph Command(goto=...))
+   */
+  goto?: Goto;
+  /**
    * Per-run config overrides
@@ -885,2 +925,10 @@ */
   /**
+   * State update applied in the same superstep as the resume (LangGraph Command(update=...))
+   */
+  update?: Record<string, any>;
+  /**
+   * Directed jump applied in the same superstep as the resume (LangGraph Command(goto=...))
+   */
+  goto?: Goto;
+  /**
    * Per-run config overrides
@@ -887,0 +935,0 @@ */

New alerts

New author

Supply chain risk

A new npm collaborator published a version of the package for the first time. New collaborators are usually benign additions to a project, but do indicate a change to the security surface area of a package.

Improved metrics

Total package byte prevSize

41183

3.72%

Lines of code

1085

4.23%

Worsened metrics

Number of medium supply chain risk alerts

1

Infinity%

No dependency changes