core[patch],community[patch]: Make traced DynamicTool runs use tool n…

…ame (#3635)

* Make traced DynamicTool runs use tool name

* Revert test

* Fix typo

langchain-core/src/tools.ts

@@ -150,7 +150,7 @@ export abstract class Tool extends StructuredTool {
    */
   call(
     arg: string | undefined | z.input<this["schema"]>,
-    callbacks?: Callbacks
+    callbacks?: Callbacks | RunnableConfig
   ): Promise<string> {
     return super.call(
       typeof arg === "string" || !arg ? { input: arg } : arg,

libs/langchain-community/src/tools/dynamic.ts

@@ -1,6 +1,11 @@
 import { z } from "zod";
-import { CallbackManagerForToolRun } from "@langchain/core/callbacks/manager";
+import {
+  CallbackManagerForToolRun,
+  Callbacks,
+  parseCallbackConfigArg,
+} from "@langchain/core/callbacks/manager";
 import { StructuredTool, Tool, type ToolParams } from "@langchain/core/tools";
+import { RunnableConfig } from "@langchain/core/runnables";
 
 export interface BaseDynamicToolInput extends ToolParams {
   name: string;
@@ -54,6 +59,17 @@ export class DynamicTool extends Tool {
     this.returnDirect = fields.returnDirect ?? this.returnDirect;
   }
 
+  async call(
+    arg: string | undefined | z.input<this["schema"]>,
+    configArg?: RunnableConfig | Callbacks
+  ): Promise<string> {
+    const config = parseCallbackConfigArg(configArg);
+    if (config.runName === undefined) {
+      config.runName = this.name;
+    }
+    return super.call(arg, config);
+  }
+
   /** @ignore */
   async _call(
     input: string,
@@ -94,6 +110,19 @@ export class DynamicStructuredTool<
     this.schema = fields.schema;
   }
 
+  async call(
+    arg: z.output<T>,
+    configArg?: RunnableConfig | Callbacks,
+    /** @deprecated */
+    tags?: string[]
+  ): Promise<string> {
+    const config = parseCallbackConfigArg(configArg);
+    if (config.runName === undefined) {
+      config.runName = this.name;
+    }
+    return super.call(arg, config, tags);
+  }
+
   protected _call(
     arg: z.output<T>,
     runManager?: CallbackManagerForToolRun