diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 7eeac497481f..9688ce873994 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -43,3 +43,20 @@ jobs:
     uses:
       ./.github/workflows/test-exports.yml
     secrets: inherit
+
+  platform-compatibility:
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ubuntu-latest, windows-latest, macos-latest]
+    steps:
+      - uses: actions/checkout@v4
+      - name: Use Node.js ${{ env.NODE_VERSION }}
+        uses: actions/setup-node@v3
+        with:
+          node-version: ${{ env.NODE_VERSION }}
+          cache: "yarn"
+      - name: Install dependencies
+        run: yarn install --immutable
+      - name: Build `@langchain/core`
+        run: yarn build --filter=@langchain/core
\ No newline at end of file
diff --git a/examples/package.json b/examples/package.json
index 80d6edd06752..5be71f5be945 100644
--- a/examples/package.json
+++ b/examples/package.json
@@ -57,7 +57,7 @@
     "@langchain/pinecone": "workspace:*",
     "@langchain/qdrant": "workspace:*",
     "@langchain/redis": "workspace:*",
-    "@langchain/scripts": "~0.0.14",
+    "@langchain/scripts": "~0.0.20",
     "@langchain/textsplitters": "workspace:*",
     "@langchain/weaviate": "workspace:*",
     "@langchain/yandex": "workspace:*",
diff --git a/langchain-core/package.json b/langchain-core/package.json
index c0ebe813c0a4..501fabe33879 100644
--- a/langchain-core/package.json
+++ b/langchain-core/package.json
@@ -15,7 +15,7 @@
   "homepage": "https://github.com/langchain-ai/langchainjs/tree/main/langchain-core/",
   "scripts": {
     "build": "yarn turbo:command build:internal --filter=@langchain/core",
-    "build:internal": "yarn lc-build:v2 --create-entrypoints --pre --tree-shaking",
+    "build:internal": "yarn lc_build_v2 --create-entrypoints --pre --tree-shaking",
     "clean": "rm -rf .turbo dist/",
     "build:deps": "yarn turbo build",
     "build:esm": "NODE_OPTIONS=--max-old-space-size=4096 tsc --outDir dist/ && rimraf dist/tests dist/**/tests",
@@ -56,7 +56,7 @@
   },
   "devDependencies": {
     "@jest/globals": "^29.5.0",
-    "@langchain/scripts": "~0.0.14",
+    "@langchain/scripts": "~0.0.20",
     "@swc/core": "^1.3.90",
     "@swc/jest": "^0.2.29",
     "@types/mustache": "^4",
diff --git a/langchain/package.json b/langchain/package.json
index 44211a3a0b14..02479401abba 100644
--- a/langchain/package.json
+++ b/langchain/package.json
@@ -570,7 +570,7 @@
   "homepage": "https://github.com/langchain-ai/langchainjs/tree/main/langchain/",
   "scripts": {
     "build": "yarn turbo:command build:internal --filter=langchain",
-    "build:internal": "yarn lc-build:v2 --create-entrypoints --pre --tree-shaking --gen-maps",
+    "build:internal": "yarn lc_build_v2 --create-entrypoints --pre --tree-shaking --gen-maps",
     "build:deps": "yarn run turbo:command build --filter=@langchain/openai --filter=@langchain/textsplitters --filter=@langchain/cohere --concurrency=1",
     "build:esm": "NODE_OPTIONS=--max-old-space-size=4096 tsc --outDir dist/ && rimraf dist/tests dist/**/tests",
     "build:cjs": "NODE_OPTIONS=--max-old-space-size=4096 tsc --outDir dist-cjs/ -p tsconfig.cjs.json && yarn move-cjs-to-dist && rimraf dist-cjs",
@@ -610,7 +610,7 @@
     "@gomomento/sdk-core": "^1.51.1",
     "@jest/globals": "^29.5.0",
     "@langchain/cohere": "^0.0.8",
-    "@langchain/scripts": "~0.0.14",
+    "@langchain/scripts": "~0.0.20",
     "@mendable/firecrawl-js": "^0.0.13",
     "@notionhq/client": "^2.2.10",
     "@pinecone-database/pinecone": "^1.1.0",
diff --git a/libs/create-langchain-integration/template/package.json b/libs/create-langchain-integration/template/package.json
index bdbf6649f41b..e5598ae4c7da 100644
--- a/libs/create-langchain-integration/template/package.json
+++ b/libs/create-langchain-integration/template/package.json
@@ -15,7 +15,7 @@
   "homepage": "https://github.com/langchain-ai/langchainjs/tree/main/libs/langchain-INTEGRATION_NAME/",
   "scripts": {
     "build": "yarn turbo:command build:internal --filter=@langchain/INTEGRATION_NAME",
-    "build:internal": "yarn lc-build:v2 --create-entrypoints --pre --tree-shaking",
+    "build:internal": "yarn lc_build_v2 --create-entrypoints --pre --tree-shaking",
     "build:esm": "NODE_OPTIONS=--max-old-space-size=4096 tsc --outDir dist/ && rm -rf dist/tests dist/**/tests",
     "build:cjs": "NODE_OPTIONS=--max-old-space-size=4096 tsc --outDir dist-cjs/ -p tsconfig.cjs.json && yarn move-cjs-to-dist && rm -rf dist-cjs",
     "build:watch": "yarn create-entrypoints && tsc --outDir dist/ --watch",
@@ -45,7 +45,7 @@
     "@jest/globals": "^29.5.0",
     "@swc/core": "^1.3.90",
     "@swc/jest": "^0.2.29",
-    "@langchain/scripts": "~0.0.14",
+    "@langchain/scripts": "~0.0.20",
     "@tsconfig/recommended": "^1.0.3",
     "@typescript-eslint/eslint-plugin": "^6.12.0",
     "@typescript-eslint/parser": "^6.12.0",
diff --git a/libs/langchain-anthropic/package.json b/libs/langchain-anthropic/package.json
index 7feeab136a27..b84dc13040f7 100644
--- a/libs/langchain-anthropic/package.json
+++ b/libs/langchain-anthropic/package.json
@@ -15,7 +15,7 @@
   "homepage": "https://github.com/langchain-ai/langchainjs/tree/main/libs/langchain-anthropic/",
   "scripts": {
     "build": "yarn turbo:command build:internal --filter=@langchain/anthropic",
-    "build:internal": "yarn lc-build:v2 --create-entrypoints --pre --tree-shaking --gen-maps",
+    "build:internal": "yarn lc_build_v2 --create-entrypoints --pre --tree-shaking --gen-maps",
     "lint:eslint": "NODE_OPTIONS=--max-old-space-size=4096 eslint --cache --ext .ts,.js src/",
     "lint:dpdm": "dpdm --exit-code circular:1 --no-warning --no-tree src/*.ts src/**/*.ts",
     "lint": "yarn lint:eslint && yarn lint:dpdm",
@@ -44,7 +44,7 @@
   "devDependencies": {
     "@jest/globals": "^29.5.0",
     "@langchain/community": "workspace:*",
-    "@langchain/scripts": "~0.0.14",
+    "@langchain/scripts": "~0.0.20",
     "@langchain/standard-tests": "0.0.0",
     "@swc/core": "^1.3.90",
     "@swc/jest": "^0.2.29",
diff --git a/libs/langchain-aws/package.json b/libs/langchain-aws/package.json
index 14a206c3fa4b..13d0c4c22c7b 100644
--- a/libs/langchain-aws/package.json
+++ b/libs/langchain-aws/package.json
@@ -15,7 +15,7 @@
   "homepage": "https://github.com/langchain-ai/langchainjs/tree/main/libs/langchain-aws/",
   "scripts": {
     "build": "yarn turbo:command build:internal --filter=@langchain/aws",
-    "build:internal": "yarn lc-build:v2 --create-entrypoints --pre --tree-shaking",
+    "build:internal": "yarn lc_build_v2 --create-entrypoints --pre --tree-shaking",
     "build:esm": "NODE_OPTIONS=--max-old-space-size=4096 tsc --outDir dist/ && rm -rf dist/tests dist/**/tests",
     "build:cjs": "NODE_OPTIONS=--max-old-space-size=4096 tsc --outDir dist-cjs/ -p tsconfig.cjs.json && yarn move-cjs-to-dist && rm -rf dist-cjs",
     "build:watch": "yarn create-entrypoints && tsc --outDir dist/ --watch",
@@ -49,7 +49,7 @@
   "devDependencies": {
     "@aws-sdk/types": "^3.598.0",
     "@jest/globals": "^29.5.0",
-    "@langchain/scripts": "~0.0.14",
+    "@langchain/scripts": "~0.0.20",
     "@langchain/standard-tests": "0.0.0",
     "@smithy/types": "^3.2.0",
     "@swc/core": "^1.3.90",
diff --git a/libs/langchain-azure-dynamic-sessions/package.json b/libs/langchain-azure-dynamic-sessions/package.json
index f26be33388ee..70a793156660 100644
--- a/libs/langchain-azure-dynamic-sessions/package.json
+++ b/libs/langchain-azure-dynamic-sessions/package.json
@@ -44,7 +44,7 @@
   },
   "devDependencies": {
     "@jest/globals": "^29.5.0",
-    "@langchain/scripts": "~0.0",
+    "@langchain/scripts": "~0.0.20",
     "@swc/core": "^1.3.90",
     "@swc/jest": "^0.2.29",
     "@tsconfig/recommended": "^1.0.3",
diff --git a/libs/langchain-azure-openai/package.json b/libs/langchain-azure-openai/package.json
index 99ec548694f3..4c2180c79530 100644
--- a/libs/langchain-azure-openai/package.json
+++ b/libs/langchain-azure-openai/package.json
@@ -14,7 +14,7 @@
   },
   "scripts": {
     "build": "yarn turbo:command build:internal --filter=@langchain/azure-openai",
-    "build:internal": "yarn lc-build:v2 --create-entrypoints --pre --tree-shaking",
+    "build:internal": "yarn lc_build_v2 --create-entrypoints --pre --tree-shaking",
     "lint:eslint": "NODE_OPTIONS=--max-old-space-size=4096 eslint --cache --ext .ts,.js src/",
     "lint:dpdm": "dpdm --exit-code circular:1 --no-warning --no-tree src/*.ts src/**/*.ts",
     "lint": "yarn lint:eslint && yarn lint:dpdm",
@@ -41,7 +41,7 @@
   "devDependencies": {
     "@azure/identity": "^4.0.1",
     "@jest/globals": "^29.5.0",
-    "@langchain/scripts": "~0.0.14",
+    "@langchain/scripts": "~0.0.20",
     "@langchain/standard-tests": "0.0.0",
     "@swc/core": "^1.3.90",
     "@swc/jest": "^0.2.29",
diff --git a/libs/langchain-baidu-qianfan/package.json b/libs/langchain-baidu-qianfan/package.json
index 6b3bf46efc28..a78ca4b7674c 100644
--- a/libs/langchain-baidu-qianfan/package.json
+++ b/libs/langchain-baidu-qianfan/package.json
@@ -15,7 +15,7 @@
   "homepage": "https://github.com/langchain-ai/langchainjs/tree/main/libs/langchain-baidu-qianfan/",
   "scripts": {
     "build": "yarn turbo:command build:internal --filter=@langchain/baidu-qianfan",
-    "build:internal": "yarn lc-build:v2 --create-entrypoints --pre --tree-shaking",
+    "build:internal": "yarn lc_build_v2 --create-entrypoints --pre --tree-shaking",
     "lint:eslint": "NODE_OPTIONS=--max-old-space-size=4096 eslint --cache --ext .ts,.js src/",
     "lint:dpdm": "dpdm --exit-code circular:1 --no-warning --no-tree src/*.ts src/**/*.ts",
     "lint": "yarn lint:eslint && yarn lint:dpdm",
@@ -40,7 +40,7 @@
   "devDependencies": {
     "@jest/globals": "^29.5.0",
     "@langchain/openai": "~0.1.0",
-    "@langchain/scripts": "~0.0.14",
+    "@langchain/scripts": "~0.0.20",
     "@swc/core": "^1.3.90",
     "@swc/jest": "^0.2.29",
     "@tsconfig/recommended": "^1.0.3",
diff --git a/libs/langchain-cloudflare/package.json b/libs/langchain-cloudflare/package.json
index 24669f14f9d1..31a6165706ca 100644
--- a/libs/langchain-cloudflare/package.json
+++ b/libs/langchain-cloudflare/package.json
@@ -15,7 +15,7 @@
   "homepage": "https://github.com/langchain-ai/langchainjs/tree/main/libs/langchain-cloudflare/",
   "scripts": {
     "build": "yarn turbo:command build:internal --filter=@langchain/cloudflare",
-    "build:internal": "yarn lc-build:v2 --create-entrypoints --pre --tree-shaking",
+    "build:internal": "yarn lc_build_v2 --create-entrypoints --pre --tree-shaking",
     "lint:eslint": "NODE_OPTIONS=--max-old-space-size=4096 eslint --cache --ext .ts,.js src/",
     "lint:dpdm": "dpdm --exit-code circular:1 --no-warning --no-tree src/*.ts src/**/*.ts",
     "lint": "yarn lint:eslint && yarn lint:dpdm",
@@ -42,7 +42,7 @@
   "devDependencies": {
     "@cloudflare/workers-types": "^4.20231218.0",
     "@jest/globals": "^29.5.0",
-    "@langchain/scripts": "~0.0.14",
+    "@langchain/scripts": "~0.0.20",
     "@langchain/standard-tests": "0.0.0",
     "@swc/core": "^1.3.90",
     "@swc/jest": "^0.2.29",
diff --git a/libs/langchain-cohere/package.json b/libs/langchain-cohere/package.json
index e2ea27eabf25..b2680f95f7d3 100644
--- a/libs/langchain-cohere/package.json
+++ b/libs/langchain-cohere/package.json
@@ -15,7 +15,7 @@
   "homepage": "https://github.com/langchain-ai/langchainjs/tree/main/libs/langchain-cohere/",
   "scripts": {
     "build": "yarn turbo:command build:internal --filter=@langchain/cohere",
-    "build:internal": "yarn lc-build:v2 --create-entrypoints --pre --tree-shaking",
+    "build:internal": "yarn lc_build_v2 --create-entrypoints --pre --tree-shaking",
     "lint:eslint": "NODE_OPTIONS=--max-old-space-size=4096 eslint --cache --ext .ts,.js src/",
     "lint:dpdm": "dpdm --exit-code circular:1 --no-warning --no-tree src/*.ts src/**/*.ts",
     "lint": "yarn lint:eslint && yarn lint:dpdm",
@@ -43,7 +43,7 @@
   },
   "devDependencies": {
     "@jest/globals": "^29.5.0",
-    "@langchain/scripts": "~0.0.14",
+    "@langchain/scripts": "~0.0.20",
     "@langchain/standard-tests": "0.0.0",
     "@swc/core": "^1.3.90",
     "@swc/jest": "^0.2.29",
diff --git a/libs/langchain-community/package.json b/libs/langchain-community/package.json
index 0cf08f08c340..fb6c18f8c190 100644
--- a/libs/langchain-community/package.json
+++ b/libs/langchain-community/package.json
@@ -15,7 +15,7 @@
   "homepage": "https://github.com/langchain-ai/langchainjs/tree/main/libs/langchain-community/",
   "scripts": {
     "build": "yarn turbo:command build:internal --filter=@langchain/community",
-    "build:internal": "yarn lc-build:v2 --create-entrypoints --pre --tree-shaking --gen-maps",
+    "build:internal": "yarn lc_build_v2 --create-entrypoints --pre --tree-shaking --gen-maps",
     "lint:eslint": "NODE_OPTIONS=--max-old-space-size=4096 eslint --cache --ext .ts,.js src/",
     "lint:dpdm": "dpdm --exit-code circular:1 --no-warning --no-tree src/*.ts src/**/*.ts",
     "lint": "yarn lint:eslint && yarn lint:dpdm",
@@ -79,7 +79,7 @@
     "@huggingface/inference": "^2.6.4",
     "@jest/globals": "^29.5.0",
     "@langchain/langgraph": "<0.1.0",
-    "@langchain/scripts": "~0.0.14",
+    "@langchain/scripts": "~0.0.20",
     "@langchain/standard-tests": "0.0.0",
     "@layerup/layerup-security": "^1.5.12",
     "@mendable/firecrawl-js": "^0.0.13",
diff --git a/libs/langchain-exa/package.json b/libs/langchain-exa/package.json
index d4cc7a84c435..da2a42deb93a 100644
--- a/libs/langchain-exa/package.json
+++ b/libs/langchain-exa/package.json
@@ -15,7 +15,7 @@
   "homepage": "https://github.com/langchain-ai/langchainjs/tree/main/libs/langchain-exa/",
   "scripts": {
     "build": "yarn turbo:command build:internal --filter=@langchain/exa",
-    "build:internal": "yarn lc-build:v2 --create-entrypoints --pre --tree-shaking",
+    "build:internal": "yarn lc_build_v2 --create-entrypoints --pre --tree-shaking",
     "build:deps": "yarn run turbo:command build --filter=@langchain/core",
     "build:esm": "NODE_OPTIONS=--max-old-space-size=4096 tsc --outDir dist/ && rm -rf dist/tests dist/**/tests",
     "build:cjs": "NODE_OPTIONS=--max-old-space-size=4096 tsc --outDir dist-cjs/ -p tsconfig.cjs.json && yarn move-cjs-to-dist && rm -rf dist-cjs",
@@ -45,7 +45,7 @@
   },
   "devDependencies": {
     "@jest/globals": "^29.5.0",
-    "@langchain/scripts": "~0.0.14",
+    "@langchain/scripts": "~0.0.20",
     "@swc/core": "^1.3.90",
     "@swc/jest": "^0.2.29",
     "@tsconfig/recommended": "^1.0.3",
diff --git a/libs/langchain-google-common/package.json b/libs/langchain-google-common/package.json
index fa371c0472ef..4f2cf4104989 100644
--- a/libs/langchain-google-common/package.json
+++ b/libs/langchain-google-common/package.json
@@ -15,7 +15,7 @@
   "homepage": "https://github.com/langchain-ai/langchainjs/tree/main/libs/langchain-google-common/",
   "scripts": {
     "build": "yarn turbo:command build:internal --filter=@langchain/google-common",
-    "build:internal": "yarn lc-build:v2 --create-entrypoints --pre --tree-shaking",
+    "build:internal": "yarn lc_build_v2 --create-entrypoints --pre --tree-shaking",
     "build:deps": "yarn run turbo:command build --filter=@langchain/core",
     "build:esm": "NODE_OPTIONS=--max-old-space-size=4096 tsc --outDir dist/ && rm -rf dist/tests dist/**/tests",
     "build:cjs": "NODE_OPTIONS=--max-old-space-size=4096 tsc --outDir dist-cjs/ -p tsconfig.cjs.json && yarn move-cjs-to-dist && rm -rf dist-cjs",
@@ -46,7 +46,7 @@
   },
   "devDependencies": {
     "@jest/globals": "^29.5.0",
-    "@langchain/scripts": "~0.0.14",
+    "@langchain/scripts": "~0.0.20",
     "@swc/core": "^1.3.90",
     "@swc/jest": "^0.2.29",
     "@tsconfig/recommended": "^1.0.3",
diff --git a/libs/langchain-google-gauth/package.json b/libs/langchain-google-gauth/package.json
index 462f4b13744a..55ba699a2c12 100644
--- a/libs/langchain-google-gauth/package.json
+++ b/libs/langchain-google-gauth/package.json
@@ -15,7 +15,7 @@
   "homepage": "https://github.com/langchain-ai/langchainjs/tree/main/libs/langchain-google-gauth/",
   "scripts": {
     "build": "yarn turbo:command build:internal --filter=@langchain/google-gauth",
-    "build:internal": "yarn lc-build:v2 --create-entrypoints --pre --tree-shaking",
+    "build:internal": "yarn lc_build_v2 --create-entrypoints --pre --tree-shaking",
     "lint:eslint": "NODE_OPTIONS=--max-old-space-size=4096 eslint --cache --ext .ts,.js src/",
     "lint:dpdm": "dpdm --exit-code circular:1 --no-warning --no-tree src/*.ts src/**/*.ts",
     "lint": "yarn lint:eslint && yarn lint:dpdm",
@@ -41,7 +41,7 @@
   },
   "devDependencies": {
     "@jest/globals": "^29.5.0",
-    "@langchain/scripts": "~0.0.14",
+    "@langchain/scripts": "~0.0.20",
     "@swc/core": "^1.3.90",
     "@swc/jest": "^0.2.29",
     "@tsconfig/recommended": "^1.0.3",
diff --git a/libs/langchain-google-genai/package.json b/libs/langchain-google-genai/package.json
index 3cf012e763ac..525087d0420c 100644
--- a/libs/langchain-google-genai/package.json
+++ b/libs/langchain-google-genai/package.json
@@ -15,7 +15,7 @@
   "homepage": "https://github.com/langchain-ai/langchainjs/tree/main/libs/langchain-google-genai/",
   "scripts": {
     "build": "yarn turbo:command build:internal --filter=@langchain/google-genai",
-    "build:internal": "yarn lc-build:v2 --create-entrypoints --pre --tree-shaking",
+    "build:internal": "yarn lc_build_v2 --create-entrypoints --pre --tree-shaking",
     "lint:eslint": "NODE_OPTIONS=--max-old-space-size=4096 eslint --cache --ext .ts,.js src/",
     "lint:dpdm": "dpdm --exit-code circular:1 --no-warning --no-tree src/*.ts src/**/*.ts",
     "lint": "yarn lint:eslint && yarn lint:dpdm",
@@ -41,7 +41,7 @@
   },
   "devDependencies": {
     "@jest/globals": "^29.5.0",
-    "@langchain/scripts": "~0.0.14",
+    "@langchain/scripts": "~0.0.20",
     "@langchain/standard-tests": "0.0.0",
     "@swc/core": "^1.3.90",
     "@swc/jest": "^0.2.29",
diff --git a/libs/langchain-google-vertexai-web/package.json b/libs/langchain-google-vertexai-web/package.json
index 7cbcdc643b14..aca3cfecef72 100644
--- a/libs/langchain-google-vertexai-web/package.json
+++ b/libs/langchain-google-vertexai-web/package.json
@@ -15,7 +15,7 @@
   "homepage": "https://github.com/langchain-ai/langchainjs/tree/main/libs/langchain-google-vertexai-web/",
   "scripts": {
     "build": "yarn turbo:command build:internal --filter=@langchain/google-vertexai-web",
-    "build:internal": "yarn lc-build:v2 --create-entrypoints --pre --tree-shaking",
+    "build:internal": "yarn lc_build_v2 --create-entrypoints --pre --tree-shaking",
     "build:deps": "yarn run turbo:command build --filter=@langchain/google-gauth",
     "build:esm": "NODE_OPTIONS=--max-old-space-size=4096 tsc --outDir dist/ && rm -rf dist/tests dist/**/tests",
     "build:cjs": "NODE_OPTIONS=--max-old-space-size=4096 tsc --outDir dist-cjs/ -p tsconfig.cjs.json && yarn move-cjs-to-dist && rm -rf dist-cjs",
@@ -45,7 +45,7 @@
   },
   "devDependencies": {
     "@jest/globals": "^29.5.0",
-    "@langchain/scripts": "~0.0.14",
+    "@langchain/scripts": "~0.0.20",
     "@swc/core": "^1.3.90",
     "@swc/jest": "^0.2.29",
     "@tsconfig/recommended": "^1.0.3",
diff --git a/libs/langchain-google-vertexai/package.json b/libs/langchain-google-vertexai/package.json
index 8d37a978879c..34a52b83c702 100644
--- a/libs/langchain-google-vertexai/package.json
+++ b/libs/langchain-google-vertexai/package.json
@@ -15,7 +15,7 @@
   "homepage": "https://github.com/langchain-ai/langchainjs/tree/main/libs/langchain-google-vertexai/",
   "scripts": {
     "build": "yarn turbo:command build:internal --filter=@langchain/google-vertexai",
-    "build:internal": "yarn lc-build:v2 --create-entrypoints --pre --tree-shaking",
+    "build:internal": "yarn lc_build_v2 --create-entrypoints --pre --tree-shaking",
     "build:deps": "yarn run turbo:command build --filter=@langchain/google-gauth",
     "build:esm": "NODE_OPTIONS=--max-old-space-size=4096 tsc --outDir dist/ && rm -rf dist/tests dist/**/tests",
     "build:cjs": "NODE_OPTIONS=--max-old-space-size=4096 tsc --outDir dist-cjs/ -p tsconfig.cjs.json && yarn move-cjs-to-dist && rm -rf dist-cjs",
@@ -49,7 +49,7 @@
   "devDependencies": {
     "@jest/globals": "^29.5.0",
     "@langchain/google-common": "latest",
-    "@langchain/scripts": "~0.0.14",
+    "@langchain/scripts": "~0.0.20",
     "@langchain/standard-tests": "0.0.0",
     "@swc/core": "^1.3.90",
     "@swc/jest": "^0.2.29",
diff --git a/libs/langchain-google-webauth/package.json b/libs/langchain-google-webauth/package.json
index c4319a7031be..2c8f96b0c785 100644
--- a/libs/langchain-google-webauth/package.json
+++ b/libs/langchain-google-webauth/package.json
@@ -15,7 +15,7 @@
   "homepage": "https://github.com/langchain-ai/langchainjs/tree/main/libs/langchain-google-webauth/",
   "scripts": {
     "build": "yarn turbo:command build:internal --filter=@langchain/google-webauth",
-    "build:internal": "yarn lc-build:v2 --create-entrypoints --pre --tree-shaking",
+    "build:internal": "yarn lc_build_v2 --create-entrypoints --pre --tree-shaking",
     "build:deps": "yarn run turbo:command build --filter=@langchain/google-common",
     "build:esm": "NODE_OPTIONS=--max-old-space-size=4096 tsc --outDir dist/ && rm -rf dist/tests dist/**/tests",
     "build:cjs": "NODE_OPTIONS=--max-old-space-size=4096 tsc --outDir dist-cjs/ -p tsconfig.cjs.json && yarn move-cjs-to-dist && rm -rf dist-cjs",
@@ -46,7 +46,7 @@
   },
   "devDependencies": {
     "@jest/globals": "^29.5.0",
-    "@langchain/scripts": "~0.0.14",
+    "@langchain/scripts": "~0.0.20",
     "@swc/core": "^1.3.90",
     "@swc/jest": "^0.2.29",
     "@tsconfig/recommended": "^1.0.3",
diff --git a/libs/langchain-groq/package.json b/libs/langchain-groq/package.json
index f0515fa6f1e7..b09839b1771c 100644
--- a/libs/langchain-groq/package.json
+++ b/libs/langchain-groq/package.json
@@ -15,7 +15,7 @@
   "homepage": "https://github.com/langchain-ai/langchainjs/tree/main/libs/langchain-groq/",
   "scripts": {
     "build": "yarn turbo:command build:internal --filter=@langchain/groq",
-    "build:internal": "yarn lc-build:v2 --create-entrypoints --pre --tree-shaking",
+    "build:internal": "yarn lc_build_v2 --create-entrypoints --pre --tree-shaking",
     "lint:eslint": "NODE_OPTIONS=--max-old-space-size=4096 eslint --cache --ext .ts,.js src/",
     "lint:dpdm": "dpdm --exit-code circular:1 --no-warning --no-tree src/*.ts src/**/*.ts",
     "lint": "yarn lint:eslint && yarn lint:dpdm",
@@ -44,7 +44,7 @@
   "devDependencies": {
     "@jest/globals": "^29.5.0",
     "@langchain/openai": "workspace:^",
-    "@langchain/scripts": "~0.0.14",
+    "@langchain/scripts": "~0.0.20",
     "@langchain/standard-tests": "0.0.0",
     "@swc/core": "^1.3.90",
     "@swc/jest": "^0.2.29",
diff --git a/libs/langchain-mistralai/package.json b/libs/langchain-mistralai/package.json
index c48db01b7e19..702c96067e32 100644
--- a/libs/langchain-mistralai/package.json
+++ b/libs/langchain-mistralai/package.json
@@ -15,7 +15,7 @@
   "homepage": "https://github.com/langchain-ai/langchainjs/tree/main/libs/langchain-mistralai/",
   "scripts": {
     "build": "yarn turbo:command build:internal --filter=@langchain/mistralai",
-    "build:internal": "yarn lc-build:v2 --create-entrypoints --pre --tree-shaking",
+    "build:internal": "yarn lc_build_v2 --create-entrypoints --pre --tree-shaking",
     "lint:eslint": "NODE_OPTIONS=--max-old-space-size=4096 eslint --cache --ext .ts,.js src/",
     "lint:dpdm": "dpdm --exit-code circular:1 --no-warning --no-tree src/*.ts src/**/*.ts",
     "lint": "yarn lint:eslint && yarn lint:dpdm",
@@ -43,7 +43,7 @@
   },
   "devDependencies": {
     "@jest/globals": "^29.5.0",
-    "@langchain/scripts": "~0.0.14",
+    "@langchain/scripts": "~0.0.20",
     "@langchain/standard-tests": "0.0.0",
     "@swc/core": "^1.3.90",
     "@swc/jest": "^0.2.29",
diff --git a/libs/langchain-mixedbread-ai/package.json b/libs/langchain-mixedbread-ai/package.json
index 2109c5aae39a..a0b95cf43c78 100644
--- a/libs/langchain-mixedbread-ai/package.json
+++ b/libs/langchain-mixedbread-ai/package.json
@@ -15,7 +15,7 @@
   "homepage": "https://github.com/langchain-ai/langchainjs/tree/main/libs/langchain-mixedbread-ai/",
   "scripts": {
     "build": "yarn turbo:command build:internal --filter=@langchain/mixedbread-ai",
-    "build:internal": "yarn lc-build:v2 --create-entrypoints --pre --tree-shaking",
+    "build:internal": "yarn lc_build_v2 --create-entrypoints --pre --tree-shaking",
     "lint:eslint": "NODE_OPTIONS=--max-old-space-size=4096 eslint --cache --ext .ts,.js src/",
     "lint:dpdm": "dpdm --exit-code circular:1 --no-warning --no-tree src/*.ts src/**/*.ts",
     "lint": "yarn lint:eslint && yarn lint:dpdm",
@@ -40,7 +40,7 @@
   },
   "devDependencies": {
     "@jest/globals": "^29.5.0",
-    "@langchain/scripts": "~0.0.14",
+    "@langchain/scripts": "~0.0.20",
     "@langchain/standard-tests": "0.0.0",
     "@swc/core": "^1.3.90",
     "@swc/jest": "^0.2.29",
diff --git a/libs/langchain-mongodb/package.json b/libs/langchain-mongodb/package.json
index 01b385097794..4c0dc4d80895 100644
--- a/libs/langchain-mongodb/package.json
+++ b/libs/langchain-mongodb/package.json
@@ -15,7 +15,7 @@
   "homepage": "https://github.com/langchain-ai/langchainjs/tree/main/libs/langchain-mongodb/",
   "scripts": {
     "build": "yarn turbo:command build:internal --filter=@langchain/mongodb",
-    "build:internal": "yarn lc-build:v2 --create-entrypoints --pre --tree-shaking",
+    "build:internal": "yarn lc_build_v2 --create-entrypoints --pre --tree-shaking",
     "build:deps": "yarn run turbo:command build --filter=@langchain/openai",
     "build:esm": "NODE_OPTIONS=--max-old-space-size=4096 tsc --outDir dist/ && rm -rf dist/tests dist/**/tests",
     "build:cjs": "NODE_OPTIONS=--max-old-space-size=4096 tsc --outDir dist-cjs/ -p tsconfig.cjs.json && yarn move-cjs-to-dist && rm -rf dist-cjs",
@@ -46,7 +46,7 @@
   "devDependencies": {
     "@jest/globals": "^29.5.0",
     "@langchain/openai": "workspace:*",
-    "@langchain/scripts": "~0.0.14",
+    "@langchain/scripts": "~0.0.20",
     "@swc/core": "^1.3.90",
     "@swc/jest": "^0.2.29",
     "@tsconfig/recommended": "^1.0.3",
diff --git a/libs/langchain-nomic/package.json b/libs/langchain-nomic/package.json
index 2de4973cbc01..bb0e44ce12da 100644
--- a/libs/langchain-nomic/package.json
+++ b/libs/langchain-nomic/package.json
@@ -15,7 +15,7 @@
   "homepage": "https://github.com/langchain-ai/langchainjs/tree/main/libs/langchain-nomic/",
   "scripts": {
     "build": "yarn turbo:command build:internal --filter=@langchain/nomic",
-    "build:internal": "yarn lc-build:v2 --create-entrypoints --pre --tree-shaking",
+    "build:internal": "yarn lc_build_v2 --create-entrypoints --pre --tree-shaking",
     "build:deps": "yarn run turbo:command build --filter=@langchain/core",
     "build:esm": "NODE_OPTIONS=--max-old-space-size=4096 tsc --outDir dist/ && rm -rf dist/tests dist/**/tests",
     "build:cjs": "NODE_OPTIONS=--max-old-space-size=4096 tsc --outDir dist-cjs/ -p tsconfig.cjs.json && yarn move-cjs-to-dist && rm -rf dist-cjs",
@@ -46,7 +46,7 @@
   "devDependencies": {
     "@jest/globals": "^29.5.0",
     "@langchain/openai": "workspace:^",
-    "@langchain/scripts": "~0.0.14",
+    "@langchain/scripts": "~0.0.20",
     "@swc/core": "^1.3.90",
     "@swc/jest": "^0.2.29",
     "@tsconfig/recommended": "^1.0.3",
diff --git a/libs/langchain-ollama/package.json b/libs/langchain-ollama/package.json
index d6e7a7924f7a..7c9c819d0e76 100644
--- a/libs/langchain-ollama/package.json
+++ b/libs/langchain-ollama/package.json
@@ -15,7 +15,7 @@
   "homepage": "https://github.com/langchain-ai/langchainjs/tree/main/libs/langchain-ollama/",
   "scripts": {
     "build": "yarn turbo:command build:internal --filter=@langchain/ollama",
-    "build:internal": "yarn lc-build:v2 --create-entrypoints --pre --tree-shaking",
+    "build:internal": "yarn lc_build_v2 --create-entrypoints --pre --tree-shaking",
     "lint:eslint": "NODE_OPTIONS=--max-old-space-size=4096 eslint --cache --ext .ts,.js src/",
     "lint:dpdm": "dpdm --exit-code circular:1 --no-warning --no-tree src/*.ts src/**/*.ts",
     "lint": "yarn lint:eslint && yarn lint:dpdm",
@@ -41,7 +41,7 @@
   },
   "devDependencies": {
     "@jest/globals": "^29.5.0",
-    "@langchain/scripts": "~0.0.14",
+    "@langchain/scripts": "~0.0.20",
     "@langchain/standard-tests": "0.0.0",
     "@swc/core": "^1.3.90",
     "@swc/jest": "^0.2.29",
diff --git a/libs/langchain-openai/package.json b/libs/langchain-openai/package.json
index 7206318016bc..aa28eddbfb64 100644
--- a/libs/langchain-openai/package.json
+++ b/libs/langchain-openai/package.json
@@ -15,7 +15,7 @@
   "homepage": "https://github.com/langchain-ai/langchainjs/tree/main/libs/langchain-openai/",
   "scripts": {
     "build": "yarn turbo:command build:internal --filter=@langchain/openai",
-    "build:internal": "yarn lc-build:v2 --create-entrypoints --pre --tree-shaking",
+    "build:internal": "yarn lc_build_v2 --create-entrypoints --pre --tree-shaking",
     "lint:eslint": "NODE_OPTIONS=--max-old-space-size=4096 eslint --cache --ext .ts,.js src/",
     "lint:dpdm": "dpdm --exit-code circular:1 --no-warning --no-tree src/*.ts src/**/*.ts",
     "lint": "yarn lint:eslint && yarn lint:dpdm",
@@ -44,7 +44,7 @@
   "devDependencies": {
     "@azure/identity": "^4.2.0",
     "@jest/globals": "^29.5.0",
-    "@langchain/scripts": "~0.0.14",
+    "@langchain/scripts": "~0.0.20",
     "@langchain/standard-tests": "0.0.0",
     "@swc/core": "^1.3.90",
     "@swc/jest": "^0.2.29",
diff --git a/libs/langchain-pinecone/package.json b/libs/langchain-pinecone/package.json
index 7ab8346bf7d3..ce5f3b26e87b 100644
--- a/libs/langchain-pinecone/package.json
+++ b/libs/langchain-pinecone/package.json
@@ -15,7 +15,7 @@
   "homepage": "https://github.com/langchain-ai/langchainjs/tree/main/libs/langchain-pinecone/",
   "scripts": {
     "build": "yarn turbo:command build:internal --filter=@langchain/pinecone",
-    "build:internal": "yarn lc-build:v2 --create-entrypoints --pre --tree-shaking",
+    "build:internal": "yarn lc_build_v2 --create-entrypoints --pre --tree-shaking",
     "build:esm": "NODE_OPTIONS=--max-old-space-size=4096 tsc --outDir dist/ && rm -rf dist/tests dist/**/tests",
     "build:cjs": "NODE_OPTIONS=--max-old-space-size=4096 tsc --outDir dist-cjs/ -p tsconfig.cjs.json && yarn move-cjs-to-dist && rm -rf dist-cjs",
     "build:watch": "yarn create-entrypoints && tsc --outDir dist/ --watch",
@@ -48,7 +48,7 @@
     "@faker-js/faker": "^8.3.1",
     "@jest/globals": "^29.5.0",
     "@langchain/openai": "workspace:*",
-    "@langchain/scripts": "~0.0.14",
+    "@langchain/scripts": "~0.0.20",
     "@swc/core": "^1.3.90",
     "@swc/jest": "^0.2.29",
     "@tsconfig/recommended": "^1.0.3",
diff --git a/libs/langchain-qdrant/package.json b/libs/langchain-qdrant/package.json
index 4a6439c67a5c..199a2a98730c 100644
--- a/libs/langchain-qdrant/package.json
+++ b/libs/langchain-qdrant/package.json
@@ -15,7 +15,7 @@
   "homepage": "https://github.com/langchain-ai/langchainjs/tree/main/libs/langchain-qdrant",
   "scripts": {
     "build": "yarn turbo:command build:internal --filter=@langchain/qdrant",
-    "build:internal": "yarn lc-build:v2 --create-entrypoints --pre --tree-shaking",
+    "build:internal": "yarn lc_build_v2 --create-entrypoints --pre --tree-shaking",
     "build:esm": "NODE_OPTIONS=--max-old-space-size=4096 tsc --outDir dist/ && rm -rf dist/tests dist/**/tests",
     "build:cjs": "NODE_OPTIONS=--max-old-space-size=4096 tsc --outDir dist-cjs/ -p tsconfig.cjs.json && yarn move-cjs-to-dist && rm -rf dist-cjs",
     "build:watch": "yarn create-entrypoints && tsc --outDir dist/ --watch",
@@ -46,7 +46,7 @@
   "devDependencies": {
     "@faker-js/faker": "^8.4.1",
     "@jest/globals": "^29.5.0",
-    "@langchain/scripts": "~0.0.14",
+    "@langchain/scripts": "~0.0.20",
     "@swc/core": "^1.3.90",
     "@swc/jest": "^0.2.29",
     "@tsconfig/recommended": "^1.0.3",
diff --git a/libs/langchain-redis/package.json b/libs/langchain-redis/package.json
index d8ff3deb8cc0..5904aa23470a 100644
--- a/libs/langchain-redis/package.json
+++ b/libs/langchain-redis/package.json
@@ -15,7 +15,7 @@
   "homepage": "https://github.com/langchain-ai/langchainjs/tree/main/libs/langchain-redis/",
   "scripts": {
     "build": "yarn turbo:command build:internal --filter=@langchain/redis",
-    "build:internal": "yarn lc-build:v2 --create-entrypoints --pre --tree-shaking",
+    "build:internal": "yarn lc_build_v2 --create-entrypoints --pre --tree-shaking",
     "build:esm": "NODE_OPTIONS=--max-old-space-size=4096 tsc --outDir dist/ && rm -rf dist/tests dist/**/tests",
     "build:cjs": "NODE_OPTIONS=--max-old-space-size=4096 tsc --outDir dist-cjs/ -p tsconfig.cjs.json && yarn move-cjs-to-dist && rm -rf dist-cjs",
     "build:watch": "yarn create-entrypoints && tsc --outDir dist/ --watch",
@@ -45,7 +45,7 @@
   "devDependencies": {
     "@faker-js/faker": "^8.4.0",
     "@jest/globals": "^29.5.0",
-    "@langchain/scripts": "~0.0.14",
+    "@langchain/scripts": "~0.0.20",
     "@swc/core": "^1.3.90",
     "@swc/jest": "^0.2.29",
     "@tsconfig/recommended": "^1.0.3",
diff --git a/libs/langchain-scripts/bin/build_v2.js b/libs/langchain-scripts/bin/build_v2.js
index 2424bde5af0f..0e57864f2fe0 100755
--- a/libs/langchain-scripts/bin/build_v2.js
+++ b/libs/langchain-scripts/bin/build_v2.js
@@ -1 +1 @@
-import "../dist_build/build_v2.js";
+import "../dist/build_v2.js";
diff --git a/libs/langchain-scripts/package.json b/libs/langchain-scripts/package.json
index ffa7187fece6..4c183c1d436c 100644
--- a/libs/langchain-scripts/package.json
+++ b/libs/langchain-scripts/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@langchain/scripts",
-  "version": "0.0.18",
+  "version": "0.0.20",
   "description": "Shared scripts for LangChain.js",
   "type": "module",
   "engines": {
@@ -15,11 +15,12 @@
   "homepage": "https://github.com/langchain-ai/langchainjs/tree/main/libs/langchain-scripts/",
   "bin": {
     "lc-build": "bin/build.js",
-    "lc-build:v2": "bin/build_v2.js"
+    "lc_build_v2": "bin/build_v2.js"
   },
   "scripts": {
     "build": "yarn turbo:command build:internal --filter=@langchain/scripts",
-    "build:internal": "rm -rf ./build_new && tsc --project ./tsconfig.build.json && yarn build:generated",
+    "build:internal": "tsc --project ./tsconfig.build.json && yarn move:artifacts && yarn build:generated",
+    "move:artifacts": "mkdir -p ./dist && mv ./dist_build/* ./dist/",
     "build:generated": "node bin/build_v2.js --create-entrypoints --pre --tree-shaking",
     "build:turbo": "yarn turbo:command build --filter=@langchain/scripts",
     "lint:eslint": "NODE_OPTIONS=--max-old-space-size=4096 eslint --cache --ext .ts,.js src/",
@@ -38,6 +39,7 @@
   "author": "LangChain",
   "license": "MIT",
   "dependencies": {
+    "@rollup/wasm-node": "^4.19.0",
     "axios": "^1.6.7",
     "commander": "^11.1.0",
     "glob": "^10.3.10",
diff --git a/libs/langchain-scripts/src/build_v2.ts b/libs/langchain-scripts/src/build_v2.ts
index a07ae6ec9074..006b2cf7f79f 100644
--- a/libs/langchain-scripts/src/build_v2.ts
+++ b/libs/langchain-scripts/src/build_v2.ts
@@ -1,10 +1,10 @@
 import { spawn } from "node:child_process";
 import ts from "typescript";
 import fs from "node:fs";
-import { rimraf } from "rimraf";
 import { Command } from "commander";
-import { rollup } from "rollup";
+import { rollup } from "@rollup/wasm-node";
 import path from "node:path";
+import { glob } from "glob";
 import { ExportsMapValue, ImportData, LangChainConfig } from "./types.js";
 
 async function asyncSpawn(command: string, args: string[]) {
@@ -16,6 +16,7 @@ async function asyncSpawn(command: string, args: string[]) {
         ...process.env,
         NODE_OPTIONS: "--max-old-space-size=4096",
       },
+      shell: true,
     });
     child.on("close", (code) => {
       if (code !== 0) {
@@ -27,6 +28,50 @@ async function asyncSpawn(command: string, args: string[]) {
   });
 }
 
+const deleteFolderRecursive = async function (inputPath: string) {
+  try {
+    // Verify the path exists
+    if (
+      await fs.promises
+        .access(inputPath)
+        .then(() => true)
+        .catch(() => false)
+    ) {
+      const pathStat = await fs.promises.lstat(inputPath);
+      // If it's a file, delete it and return
+      if (pathStat.isFile()) {
+        await fs.promises.unlink(inputPath);
+      } else if (pathStat.isDirectory()) {
+        // List contents of directory
+        const directoryContents = await fs.promises.readdir(inputPath);
+        if (directoryContents.length) {
+          for await (const item of directoryContents) {
+            const itemStat = await fs.promises.lstat(
+              path.join(inputPath, item)
+            );
+            if (itemStat.isFile()) {
+              // Delete file
+              await fs.promises.unlink(path.join(inputPath, item));
+            } else if (itemStat.isDirectory()) {
+              await deleteFolderRecursive(path.join(inputPath, item));
+            }
+          }
+        } else if (directoryContents.length === 0) {
+          // If the directory is empty, delete it
+          await fs.promises.rmdir(inputPath);
+        }
+      }
+    }
+    // eslint-disable-next-line @typescript-eslint/no-explicit-any
+  } catch (error: any) {
+    if (error.code !== "ENOENT") {
+      // If the error is not "file or directory doesn't exist", rethrow it
+      throw error;
+    }
+    // Otherwise, ignore the error (file or directory already doesn't exist)
+  }
+};
+
 const NEWLINE = `
 `;
 
@@ -560,6 +605,10 @@ export async function moveAndRename({
   dest: string;
   abs: (p: string) => string;
 }) {
+  if (!fs.existsSync(abs(source))) {
+    return;
+  }
+
   try {
     for (const file of await fs.promises.readdir(abs(source), {
       withFileTypes: true,
@@ -612,14 +661,27 @@ export async function buildWithTSup() {
     pre,
   } = processOptions();
 
-  const importPath = `${process.cwd()}/langchain.config.js`;
-  const { config }: { config: LangChainConfig } = await import(importPath);
+  let langchainConfigPath = path.resolve("langchain.config.js");
+  if (process.platform === "win32") {
+    // windows, must resolve path with file://
+    langchainConfigPath = `file:///${langchainConfigPath}`;
+  }
+
+  const { config }: { config: LangChainConfig } = await import(
+    langchainConfigPath
+  );
 
   // Clean & generate build files
   if (pre && shouldGenMaps) {
     await Promise.all([
-      rimraf("dist"),
-      rimraf(".turbo"),
+      deleteFolderRecursive("dist").catch((e) => {
+        console.error("Error removing dist (pre && shouldGenMaps)");
+        throw e;
+      }),
+      deleteFolderRecursive(".turbo").catch((e) => {
+        console.error("Error removing .turbo (pre && shouldGenMaps)");
+        throw e;
+      }),
       cleanGeneratedFiles(config),
       createImportMapFile(config),
       generateImportConstants(config),
@@ -627,8 +689,14 @@ export async function buildWithTSup() {
     ]);
   } else if (pre && !shouldGenMaps) {
     await Promise.all([
-      rimraf("dist"),
-      rimraf(".turbo"),
+      deleteFolderRecursive("dist").catch((e) => {
+        console.error("Error removing dist (pre && !shouldGenMaps)");
+        throw e;
+      }),
+      deleteFolderRecursive(".turbo").catch((e) => {
+        console.error("Error deleting with deleteFolderRecursive");
+        throw e;
+      }),
       cleanGeneratedFiles(config),
     ]);
   }
@@ -646,9 +714,25 @@ export async function buildWithTSup() {
     // move CJS to dist
     await Promise.all([
       updatePackageJson(config),
-      rimraf("dist-cjs"),
-      rimraf("dist/tests"),
-      rimraf("dist/**/tests"),
+      deleteFolderRecursive("dist-cjs").catch((e) => {
+        console.error("Error removing dist-cjs");
+        throw e;
+      }),
+      deleteFolderRecursive("dist/tests").catch((e) => {
+        console.error("Error removing dist/tests");
+        throw e;
+      }),
+      (async () => {
+        // Required for cross-platform compatibility.
+        // Windows does not manage globs the same as Max/Linux when deleting directories.
+        const testFolders = await glob("dist/**/tests");
+        await Promise.all(
+          testFolders.map((folder) => deleteFolderRecursive(folder))
+        );
+      })().catch((e) => {
+        console.error("Error removing dist/**/tests");
+        throw e;
+      }),
     ]);
   }
 
diff --git a/libs/langchain-standard-tests/package.json b/libs/langchain-standard-tests/package.json
index b40701745743..699fff544525 100644
--- a/libs/langchain-standard-tests/package.json
+++ b/libs/langchain-standard-tests/package.json
@@ -15,7 +15,7 @@
   "homepage": "https://github.com/langchain-ai/langchainjs/tree/main/libs/langchain-standard-tests/",
   "scripts": {
     "build": "yarn turbo:command build:internal --filter=@langchain/standard-tests",
-    "build:internal": "yarn lc-build:v2 --create-entrypoints --pre --tree-shaking",
+    "build:internal": "yarn lc_build_v2 --create-entrypoints --pre --tree-shaking",
     "lint:eslint": "NODE_OPTIONS=--max-old-space-size=4096 eslint --cache --ext .ts,.js src/",
     "lint:dpdm": "dpdm --exit-code circular:1 --no-warning --no-tree src/*.ts src/**/*.ts",
     "lint": "yarn lint:eslint && yarn lint:dpdm",
diff --git a/libs/langchain-textsplitters/package.json b/libs/langchain-textsplitters/package.json
index 89eba2d93ebe..d0fb8c7733a4 100644
--- a/libs/langchain-textsplitters/package.json
+++ b/libs/langchain-textsplitters/package.json
@@ -15,7 +15,7 @@
   "homepage": "https://github.com/langchain-ai/langchainjs/tree/main/libs/langchain-textsplitters/",
   "scripts": {
     "build": "yarn turbo:command build:internal --filter=@langchain/textsplitters",
-    "build:internal": "yarn lc-build:v2 --create-entrypoints --pre --tree-shaking",
+    "build:internal": "yarn lc_build_v2 --create-entrypoints --pre --tree-shaking",
     "build:esm": "NODE_OPTIONS=--max-old-space-size=4096 tsc --outDir dist/ && rm -rf dist/tests dist/**/tests",
     "build:cjs": "NODE_OPTIONS=--max-old-space-size=4096 tsc --outDir dist-cjs/ -p tsconfig.cjs.json && yarn move-cjs-to-dist && rm -rf dist-cjs",
     "build:watch": "yarn create-entrypoints && tsc --outDir dist/ --watch",
@@ -44,7 +44,7 @@
   },
   "devDependencies": {
     "@jest/globals": "^29.5.0",
-    "@langchain/scripts": "~0.0.14",
+    "@langchain/scripts": "~0.0.20",
     "@swc/core": "^1.3.90",
     "@swc/jest": "^0.2.29",
     "@tsconfig/recommended": "^1.0.3",
diff --git a/libs/langchain-weaviate/package.json b/libs/langchain-weaviate/package.json
index 6ddb76e23060..b973da7df257 100644
--- a/libs/langchain-weaviate/package.json
+++ b/libs/langchain-weaviate/package.json
@@ -15,7 +15,7 @@
   "homepage": "https://github.com/langchain-ai/langchainjs/tree/main/libs/langchain-weaviate/",
   "scripts": {
     "build": "yarn turbo:command build:internal --filter=@langchain/weaviate",
-    "build:internal": "yarn lc-build:v2 --create-entrypoints --pre --tree-shaking",
+    "build:internal": "yarn lc_build_v2 --create-entrypoints --pre --tree-shaking",
     "build:deps": "yarn run turbo:command build --filter=@langchain/core",
     "build:esm": "NODE_OPTIONS=--max-old-space-size=4096 tsc --outDir dist/ && rm -rf dist/tests dist/**/tests",
     "build:cjs": "NODE_OPTIONS=--max-old-space-size=4096 tsc --outDir dist-cjs/ -p tsconfig.cjs.json && yarn move-cjs-to-dist && rm -rf dist-cjs",
@@ -47,7 +47,7 @@
   "devDependencies": {
     "@jest/globals": "^29.5.0",
     "@langchain/openai": "workspace:^",
-    "@langchain/scripts": "~0.0.14",
+    "@langchain/scripts": "~0.0.20",
     "@swc/core": "^1.3.90",
     "@swc/jest": "^0.2.29",
     "@tsconfig/recommended": "^1.0.3",
diff --git a/libs/langchain-yandex/package.json b/libs/langchain-yandex/package.json
index 8fa657ae97e5..0e4d92802728 100644
--- a/libs/langchain-yandex/package.json
+++ b/libs/langchain-yandex/package.json
@@ -15,7 +15,7 @@
   "homepage": "https://github.com/langchain-ai/langchainjs/tree/main/libs/langchain-yandex/",
   "scripts": {
     "build": "yarn turbo:command build:internal --filter=@langchain/yandex",
-    "build:internal": "yarn lc-build:v2 --create-entrypoints --pre --tree-shaking",
+    "build:internal": "yarn lc_build_v2 --create-entrypoints --pre --tree-shaking",
     "build:esm": "NODE_OPTIONS=--max-old-space-size=4096 tsc --outDir dist/ && rm -rf dist/tests dist/**/tests",
     "build:cjs": "NODE_OPTIONS=--max-old-space-size=4096 tsc --outDir dist-cjs/ -p tsconfig.cjs.json && yarn move-cjs-to-dist && rm -rf dist-cjs",
     "build:watch": "yarn create-entrypoints && tsc --outDir dist/ --watch",
@@ -44,7 +44,7 @@
   },
   "devDependencies": {
     "@jest/globals": "^29.5.0",
-    "@langchain/scripts": "~0.0.14",
+    "@langchain/scripts": "~0.0.20",
     "@swc/core": "^1.3.90",
     "@swc/jest": "^0.2.29",
     "@tsconfig/recommended": "^1.0.3",
diff --git a/yarn.lock b/yarn.lock
index 3c34ea815cab..b8488b1284cc 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -10215,7 +10215,7 @@ __metadata:
     "@jest/globals": ^29.5.0
     "@langchain/community": "workspace:*"
     "@langchain/core": ">=0.2.16 <0.3.0"
-    "@langchain/scripts": ~0.0.14
+    "@langchain/scripts": ~0.0.20
     "@langchain/standard-tests": 0.0.0
     "@swc/core": ^1.3.90
     "@swc/jest": ^0.2.29
@@ -10251,7 +10251,7 @@ __metadata:
     "@aws-sdk/types": ^3.598.0
     "@jest/globals": ^29.5.0
     "@langchain/core": ">=0.2.16 <0.3.0"
-    "@langchain/scripts": ~0.0.14
+    "@langchain/scripts": ~0.0.20
     "@langchain/standard-tests": 0.0.0
     "@smithy/types": ^3.2.0
     "@swc/core": ^1.3.90
@@ -10287,7 +10287,7 @@ __metadata:
     "@azure/identity": ^4.2.0
     "@jest/globals": ^29.5.0
     "@langchain/core": ~0.2
-    "@langchain/scripts": ~0.0
+    "@langchain/scripts": ~0.0.20
     "@swc/core": ^1.3.90
     "@swc/jest": ^0.2.29
     "@tsconfig/recommended": ^1.0.3
@@ -10322,7 +10322,7 @@ __metadata:
     "@azure/openai": 1.0.0-beta.11
     "@jest/globals": ^29.5.0
     "@langchain/core": ">0.1.0 <0.3.0"
-    "@langchain/scripts": ~0.0.14
+    "@langchain/scripts": ~0.0.20
     "@langchain/standard-tests": 0.0.0
     "@swc/core": ^1.3.90
     "@swc/jest": ^0.2.29
@@ -10354,7 +10354,7 @@ __metadata:
     "@jest/globals": ^29.5.0
     "@langchain/core": ">0.1.56 <0.3.0"
     "@langchain/openai": ~0.1.0
-    "@langchain/scripts": ~0.0.14
+    "@langchain/scripts": ~0.0.20
     "@swc/core": ^1.3.90
     "@swc/jest": ^0.2.29
     "@tsconfig/recommended": ^1.0.3
@@ -10390,7 +10390,7 @@ __metadata:
     "@cloudflare/workers-types": ^4.20231218.0
     "@jest/globals": ^29.5.0
     "@langchain/core": ">0.1.0 <0.3.0"
-    "@langchain/scripts": ~0.0.14
+    "@langchain/scripts": ~0.0.20
     "@langchain/standard-tests": 0.0.0
     "@swc/core": ^1.3.90
     "@swc/jest": ^0.2.29
@@ -10433,7 +10433,7 @@ __metadata:
   dependencies:
     "@jest/globals": ^29.5.0
     "@langchain/core": ">=0.2.16 <0.3.0"
-    "@langchain/scripts": ~0.0.14
+    "@langchain/scripts": ~0.0.20
     "@langchain/standard-tests": 0.0.0
     "@swc/core": ^1.3.90
     "@swc/jest": ^0.2.29
@@ -10500,7 +10500,7 @@ __metadata:
     "@langchain/core": ">=0.2.16 <0.3.0"
     "@langchain/langgraph": <0.1.0
     "@langchain/openai": ">=0.1.0 <0.3.0"
-    "@langchain/scripts": ~0.0.14
+    "@langchain/scripts": ~0.0.20
     "@langchain/standard-tests": 0.0.0
     "@layerup/layerup-security": ^1.5.12
     "@mendable/firecrawl-js": ^0.0.13
@@ -11015,7 +11015,7 @@ __metadata:
   resolution: "@langchain/core@workspace:langchain-core"
   dependencies:
     "@jest/globals": ^29.5.0
-    "@langchain/scripts": ~0.0.14
+    "@langchain/scripts": ~0.0.20
     "@swc/core": ^1.3.90
     "@swc/jest": ^0.2.29
     "@types/mustache": ^4
@@ -11057,7 +11057,7 @@ __metadata:
   dependencies:
     "@jest/globals": ^29.5.0
     "@langchain/core": ">0.1.0 <0.3.0"
-    "@langchain/scripts": ~0.0.14
+    "@langchain/scripts": ~0.0.20
     "@swc/core": ^1.3.90
     "@swc/jest": ^0.2.29
     "@tsconfig/recommended": ^1.0.3
@@ -11100,7 +11100,7 @@ __metadata:
   dependencies:
     "@jest/globals": ^29.5.0
     "@langchain/core": ">=0.2.16 <0.3.0"
-    "@langchain/scripts": ~0.0.14
+    "@langchain/scripts": ~0.0.20
     "@swc/core": ^1.3.90
     "@swc/jest": ^0.2.29
     "@tsconfig/recommended": ^1.0.3
@@ -11134,7 +11134,7 @@ __metadata:
     "@jest/globals": ^29.5.0
     "@langchain/core": ">0.1.56 <0.3.0"
     "@langchain/google-common": ~0.0.21
-    "@langchain/scripts": ~0.0.14
+    "@langchain/scripts": ~0.0.20
     "@swc/core": ^1.3.90
     "@swc/jest": ^0.2.29
     "@tsconfig/recommended": ^1.0.3
@@ -11167,7 +11167,7 @@ __metadata:
     "@google/generative-ai": ^0.7.0
     "@jest/globals": ^29.5.0
     "@langchain/core": ">=0.2.16 <0.3.0"
-    "@langchain/scripts": ~0.0.14
+    "@langchain/scripts": ~0.0.20
     "@langchain/standard-tests": 0.0.0
     "@swc/core": ^1.3.90
     "@swc/jest": ^0.2.29
@@ -11202,7 +11202,7 @@ __metadata:
     "@jest/globals": ^29.5.0
     "@langchain/core": ">0.1.56 <0.3.0"
     "@langchain/google-webauth": ~0.0.20
-    "@langchain/scripts": ~0.0.14
+    "@langchain/scripts": ~0.0.20
     "@swc/core": ^1.3.90
     "@swc/jest": ^0.2.29
     "@tsconfig/recommended": ^1.0.3
@@ -11235,7 +11235,7 @@ __metadata:
     "@langchain/core": ">0.1.56 <0.3.0"
     "@langchain/google-common": latest
     "@langchain/google-gauth": ~0.0.20
-    "@langchain/scripts": ~0.0.14
+    "@langchain/scripts": ~0.0.20
     "@langchain/standard-tests": 0.0.0
     "@swc/core": ^1.3.90
     "@swc/jest": ^0.2.29
@@ -11267,7 +11267,7 @@ __metadata:
     "@jest/globals": ^29.5.0
     "@langchain/core": ">0.1.56 <0.3.0"
     "@langchain/google-common": ~0.0.21
-    "@langchain/scripts": ~0.0.14
+    "@langchain/scripts": ~0.0.20
     "@swc/core": ^1.3.90
     "@swc/jest": ^0.2.29
     "@tsconfig/recommended": ^1.0.3
@@ -11299,7 +11299,7 @@ __metadata:
     "@jest/globals": ^29.5.0
     "@langchain/core": ">=0.2.16 <0.3.0"
     "@langchain/openai": "workspace:^"
-    "@langchain/scripts": ~0.0.14
+    "@langchain/scripts": ~0.0.20
     "@langchain/standard-tests": 0.0.0
     "@swc/core": ^1.3.90
     "@swc/jest": ^0.2.29
@@ -11367,7 +11367,7 @@ __metadata:
   dependencies:
     "@jest/globals": ^29.5.0
     "@langchain/core": ">=0.2.16 <0.3.0"
-    "@langchain/scripts": ~0.0.14
+    "@langchain/scripts": ~0.0.20
     "@langchain/standard-tests": 0.0.0
     "@mistralai/mistralai": ^0.4.0
     "@swc/core": ^1.3.90
@@ -11403,7 +11403,7 @@ __metadata:
   dependencies:
     "@jest/globals": ^29.5.0
     "@langchain/core": ">=0.2.5 <0.3.0"
-    "@langchain/scripts": ~0.0.14
+    "@langchain/scripts": ~0.0.20
     "@langchain/standard-tests": 0.0.0
     "@mixedbread-ai/sdk": ^2.2.3
     "@swc/core": ^1.3.90
@@ -11437,7 +11437,7 @@ __metadata:
     "@jest/globals": ^29.5.0
     "@langchain/core": ">0.1.0 <0.3.0"
     "@langchain/openai": "workspace:*"
-    "@langchain/scripts": ~0.0.14
+    "@langchain/scripts": ~0.0.20
     "@swc/core": ^1.3.90
     "@swc/jest": ^0.2.29
     "@tsconfig/recommended": ^1.0.3
@@ -11471,7 +11471,7 @@ __metadata:
     "@jest/globals": ^29.5.0
     "@langchain/core": ">0.1.0 <0.3.0"
     "@langchain/openai": "workspace:^"
-    "@langchain/scripts": ~0.0.14
+    "@langchain/scripts": ~0.0.20
     "@nomic-ai/atlas": ^0.8.0
     "@swc/core": ^1.3.90
     "@swc/jest": ^0.2.29
@@ -11503,7 +11503,7 @@ __metadata:
   dependencies:
     "@jest/globals": ^29.5.0
     "@langchain/core": ">=0.2.17 <0.3.0"
-    "@langchain/scripts": ~0.0.14
+    "@langchain/scripts": ~0.0.20
     "@langchain/standard-tests": 0.0.0
     "@swc/core": ^1.3.90
     "@swc/jest": ^0.2.29
@@ -11539,7 +11539,7 @@ __metadata:
     "@azure/identity": ^4.2.0
     "@jest/globals": ^29.5.0
     "@langchain/core": ">=0.2.16 <0.3.0"
-    "@langchain/scripts": ~0.0.14
+    "@langchain/scripts": ~0.0.20
     "@langchain/standard-tests": 0.0.0
     "@swc/core": ^1.3.90
     "@swc/jest": ^0.2.29
@@ -11586,7 +11586,7 @@ __metadata:
     "@jest/globals": ^29.5.0
     "@langchain/core": ">0.2.0 <0.3.0"
     "@langchain/openai": "workspace:*"
-    "@langchain/scripts": ~0.0.14
+    "@langchain/scripts": ~0.0.20
     "@pinecone-database/pinecone": ^3.0.0
     "@swc/core": ^1.3.90
     "@swc/jest": ^0.2.29
@@ -11621,7 +11621,7 @@ __metadata:
     "@faker-js/faker": ^8.4.1
     "@jest/globals": ^29.5.0
     "@langchain/core": ">0.1.0 <0.3.0"
-    "@langchain/scripts": ~0.0.14
+    "@langchain/scripts": ~0.0.20
     "@qdrant/js-client-rest": ^1.9.0
     "@swc/core": ^1.3.90
     "@swc/jest": ^0.2.29
@@ -11655,7 +11655,7 @@ __metadata:
     "@faker-js/faker": ^8.4.0
     "@jest/globals": ^29.5.0
     "@langchain/core": ">0.1.0 <0.3.0"
-    "@langchain/scripts": ~0.0.14
+    "@langchain/scripts": ~0.0.20
     "@swc/core": ^1.3.90
     "@swc/jest": ^0.2.29
     "@tsconfig/recommended": ^1.0.3
@@ -11682,11 +11682,12 @@ __metadata:
   languageName: unknown
   linkType: soft
 
-"@langchain/scripts@workspace:*, @langchain/scripts@workspace:libs/langchain-scripts, @langchain/scripts@~0.0, @langchain/scripts@~0.0.14":
+"@langchain/scripts@workspace:*, @langchain/scripts@workspace:libs/langchain-scripts, @langchain/scripts@~0.0.20":
   version: 0.0.0-use.local
   resolution: "@langchain/scripts@workspace:libs/langchain-scripts"
   dependencies:
     "@jest/globals": ^29.5.0
+    "@rollup/wasm-node": ^4.19.0
     "@swc/core": ^1.3.90
     "@swc/jest": ^0.2.29
     "@tsconfig/recommended": ^1.0.3
@@ -11714,7 +11715,7 @@ __metadata:
     typescript: ^5.4.5
   bin:
     lc-build: bin/build.js
-    "lc-build:v2": bin/build_v2.js
+    lc_build_v2: bin/build_v2.js
   languageName: unknown
   linkType: soft
 
@@ -11756,7 +11757,7 @@ __metadata:
   dependencies:
     "@jest/globals": ^29.5.0
     "@langchain/core": ">0.2.0 <0.3.0"
-    "@langchain/scripts": ~0.0.14
+    "@langchain/scripts": ~0.0.20
     "@swc/core": ^1.3.90
     "@swc/jest": ^0.2.29
     "@tsconfig/recommended": ^1.0.3
@@ -11788,7 +11789,7 @@ __metadata:
     "@jest/globals": ^29.5.0
     "@langchain/core": ">0.2.0 <0.3.0"
     "@langchain/openai": "workspace:^"
-    "@langchain/scripts": ~0.0.14
+    "@langchain/scripts": ~0.0.20
     "@swc/core": ^1.3.90
     "@swc/jest": ^0.2.29
     "@tsconfig/recommended": ^1.0.3
@@ -11822,7 +11823,7 @@ __metadata:
   dependencies:
     "@jest/globals": ^29.5.0
     "@langchain/core": ">0.1.0  <0.3.0"
-    "@langchain/scripts": ~0.0.14
+    "@langchain/scripts": ~0.0.20
     "@swc/core": ^1.3.90
     "@swc/jest": ^0.2.29
     "@tsconfig/recommended": ^1.0.3
@@ -13184,6 +13185,21 @@ __metadata:
   languageName: node
   linkType: hard
 
+"@rollup/wasm-node@npm:^4.19.0":
+  version: 4.19.0
+  resolution: "@rollup/wasm-node@npm:4.19.0"
+  dependencies:
+    "@types/estree": 1.0.5
+    fsevents: ~2.3.2
+  dependenciesMeta:
+    fsevents:
+      optional: true
+  bin:
+    rollup: dist/bin/rollup
+  checksum: c84a1e35296b95a80d9b587d8632ddb518083213548caf1292a782794a7439921d224deaa99a7f14cede99ce15a60d03ab6c7b2e4f41c5746002c521dbcba555
+  languageName: node
+  linkType: hard
+
 "@rushstack/eslint-patch@npm:^1.3.3":
   version: 1.5.1
   resolution: "@rushstack/eslint-patch@npm:1.5.1"
@@ -16979,6 +16995,13 @@ __metadata:
   languageName: node
   linkType: hard
 
+"@types/estree@npm:1.0.5":
+  version: 1.0.5
+  resolution: "@types/estree@npm:1.0.5"
+  checksum: dd8b5bed28e6213b7acd0fb665a84e693554d850b0df423ac8076cc3ad5823a6bc26b0251d080bdc545af83179ede51dd3f6fa78cad2c46ed1f29624ddf3e41a
+  languageName: node
+  linkType: hard
+
 "@types/estree@npm:^1.0.0":
   version: 1.0.1
   resolution: "@types/estree@npm:1.0.1"
@@ -24980,7 +25003,7 @@ __metadata:
     "@langchain/pinecone": "workspace:*"
     "@langchain/qdrant": "workspace:*"
     "@langchain/redis": "workspace:*"
-    "@langchain/scripts": ~0.0.14
+    "@langchain/scripts": ~0.0.20
     "@langchain/textsplitters": "workspace:*"
     "@langchain/weaviate": "workspace:*"
     "@langchain/yandex": "workspace:*"
@@ -30132,7 +30155,7 @@ __metadata:
     "@langchain/cohere": ^0.0.8
     "@langchain/core": ">=0.2.11 <0.3.0"
     "@langchain/openai": ">=0.1.0 <0.3.0"
-    "@langchain/scripts": ~0.0.14
+    "@langchain/scripts": ~0.0.20
     "@langchain/textsplitters": ~0.0.0
     "@mendable/firecrawl-js": ^0.0.13
     "@notionhq/client": ^2.2.10