fix(tavily): pin zod to v3 to avoid "Type instantiation is excessively deep and possibly infinite" error (#8630)

Author: dqbd

libs/langchain-tavily/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@langchain/tavily",
-  "version": "0.1.4",
+  "version": "0.1.5",
   "description": "Tavily integration for LangChain.js",
   "type": "module",
   "engines": {
@@ -84,4 +84,4 @@
   "dependencies": {
     "zod": "^3.25.32"
   }
-}
+}

libs/langchain-tavily/src/tavily-crawl.ts

@@ -1,6 +1,6 @@
 import { CallbackManagerForToolRun } from "@langchain/core/callbacks/manager";
 import { StructuredTool, ToolParams } from "@langchain/core/tools";
-import { z } from "zod";
+import { z } from "zod/v3";
 import { InferInteropZodOutput } from "@langchain/core/dist/utils/types/zod.js";
 import {
   TavilyCrawlAPIWrapper,

libs/langchain-tavily/src/tavily-extract.ts

@@ -1,6 +1,6 @@
 import { CallbackManagerForToolRun } from "@langchain/core/callbacks/manager";
 import { StructuredTool, ToolParams } from "@langchain/core/tools";
-import { z } from "zod";
+import { z } from "zod/v3";
 import { InferInteropZodOutput } from "@langchain/core/dist/utils/types/zod.js";
 import {
   TavilyExtractAPIWrapper,

libs/langchain-tavily/src/tavily-map.ts

@@ -1,6 +1,6 @@
 import { CallbackManagerForToolRun } from "@langchain/core/callbacks/manager";
 import { StructuredTool, ToolParams } from "@langchain/core/tools";
-import { z } from "zod";
+import { z } from "zod/v3";
 import { InferInteropZodOutput } from "@langchain/core/dist/utils/types/zod.js";
 import {
   TavilyMapAPIWrapper,

libs/langchain-tavily/src/tavily-search.ts

@@ -1,4 +1,4 @@
-import { z } from "zod";
+import { z } from "zod/v3";
 import { CallbackManagerForToolRun } from "@langchain/core/callbacks/manager";
 import { StructuredTool, ToolParams } from "@langchain/core/tools";
 import { InferInteropZodOutput } from "@langchain/core/utils/types";