diff --git a/libs/partners/prompty/poetry.lock b/libs/partners/prompty/poetry.lock
index 73ebd1174e5de..16ba1be41323b 100644
--- a/libs/partners/prompty/poetry.lock
+++ b/libs/partners/prompty/poetry.lock
@@ -148,9 +148,6 @@ files = [
     {file = "annotated_types-0.7.0.tar.gz", hash = "sha256:aff07c09a53a08bc8cfccb9c85b05f1aa9a2a6f23728d790723543408344ce89"},
 ]
 
-[package.dependencies]
-typing-extensions = {version = ">=4.0.0", markers = "python_version < \"3.9\""}
-
 [[package]]
 name = "anyio"
 version = "4.4.0"
@@ -632,7 +629,7 @@ files = [
 
 [[package]]
 name = "langchain"
-version = "0.2.15"
+version = "0.2.16"
 description = "Building applications with LLMs through composability"
 optional = false
 python-versions = ">=3.8.1,<4.0"
@@ -642,7 +639,7 @@ develop = true
 [package.dependencies]
 aiohttp = "^3.8.3"
 async-timeout = {version = "^4.0.0", markers = "python_version < \"3.11\""}
-langchain-core = "^0.2.35"
+langchain-core = "^0.2.38"
 langchain-text-splitters = "^0.2.0"
 langsmith = "^0.1.17"
 numpy = [
@@ -661,10 +658,10 @@ url = "../../langchain"
 
 [[package]]
 name = "langchain-core"
-version = "0.2.36"
+version = "0.2.38"
 description = "Building applications with LLMs through composability"
 optional = false
-python-versions = ">=3.8.1,<4.0"
+python-versions = ">=3.9,<4.0"
 files = []
 develop = true
 
@@ -686,7 +683,7 @@ url = "../../core"
 
 [[package]]
 name = "langchain-text-splitters"
-version = "0.2.3"
+version = "0.2.4"
 description = "LangChain text splitting utilities"
 optional = false
 python-versions = ">=3.8.1,<4.0"
@@ -694,7 +691,7 @@ files = []
 develop = true
 
 [package.dependencies]
-langchain-core = "^0.2.10"
+langchain-core = "^0.2.38"
 
 [package.source]
 type = "directory"
@@ -880,43 +877,6 @@ files = [
     {file = "mypy_extensions-1.0.0.tar.gz", hash = "sha256:75dbf8955dc00442a438fc4d0666508a9a97b6bd41aa2f0ffe9d2f2725af0782"},
 ]
 
-[[package]]
-name = "numpy"
-version = "1.24.4"
-description = "Fundamental package for array computing in Python"
-optional = false
-python-versions = ">=3.8"
-files = [
-    {file = "numpy-1.24.4-cp310-cp310-macosx_10_9_x86_64.whl", hash = "sha256:c0bfb52d2169d58c1cdb8cc1f16989101639b34c7d3ce60ed70b19c63eba0b64"},
-    {file = "numpy-1.24.4-cp310-cp310-macosx_11_0_arm64.whl", hash = "sha256:ed094d4f0c177b1b8e7aa9cba7d6ceed51c0e569a5318ac0ca9a090680a6a1b1"},
-    {file = "numpy-1.24.4-cp310-cp310-manylinux_2_17_aarch64.manylinux2014_aarch64.whl", hash = "sha256:79fc682a374c4a8ed08b331bef9c5f582585d1048fa6d80bc6c35bc384eee9b4"},
-    {file = "numpy-1.24.4-cp310-cp310-manylinux_2_17_x86_64.manylinux2014_x86_64.whl", hash = "sha256:7ffe43c74893dbf38c2b0a1f5428760a1a9c98285553c89e12d70a96a7f3a4d6"},
-    {file = "numpy-1.24.4-cp310-cp310-win32.whl", hash = "sha256:4c21decb6ea94057331e111a5bed9a79d335658c27ce2adb580fb4d54f2ad9bc"},
-    {file = "numpy-1.24.4-cp310-cp310-win_amd64.whl", hash = "sha256:b4bea75e47d9586d31e892a7401f76e909712a0fd510f58f5337bea9572c571e"},
-    {file = "numpy-1.24.4-cp311-cp311-macosx_10_9_x86_64.whl", hash = "sha256:f136bab9c2cfd8da131132c2cf6cc27331dd6fae65f95f69dcd4ae3c3639c810"},
-    {file = "numpy-1.24.4-cp311-cp311-macosx_11_0_arm64.whl", hash = "sha256:e2926dac25b313635e4d6cf4dc4e51c8c0ebfed60b801c799ffc4c32bf3d1254"},
-    {file = "numpy-1.24.4-cp311-cp311-manylinux_2_17_aarch64.manylinux2014_aarch64.whl", hash = "sha256:222e40d0e2548690405b0b3c7b21d1169117391c2e82c378467ef9ab4c8f0da7"},
-    {file = "numpy-1.24.4-cp311-cp311-manylinux_2_17_x86_64.manylinux2014_x86_64.whl", hash = "sha256:7215847ce88a85ce39baf9e89070cb860c98fdddacbaa6c0da3ffb31b3350bd5"},
-    {file = "numpy-1.24.4-cp311-cp311-win32.whl", hash = "sha256:4979217d7de511a8d57f4b4b5b2b965f707768440c17cb70fbf254c4b225238d"},
-    {file = "numpy-1.24.4-cp311-cp311-win_amd64.whl", hash = "sha256:b7b1fc9864d7d39e28f41d089bfd6353cb5f27ecd9905348c24187a768c79694"},
-    {file = "numpy-1.24.4-cp38-cp38-macosx_10_9_x86_64.whl", hash = "sha256:1452241c290f3e2a312c137a9999cdbf63f78864d63c79039bda65ee86943f61"},
-    {file = "numpy-1.24.4-cp38-cp38-macosx_11_0_arm64.whl", hash = "sha256:04640dab83f7c6c85abf9cd729c5b65f1ebd0ccf9de90b270cd61935eef0197f"},
-    {file = "numpy-1.24.4-cp38-cp38-manylinux_2_17_aarch64.manylinux2014_aarch64.whl", hash = "sha256:a5425b114831d1e77e4b5d812b69d11d962e104095a5b9c3b641a218abcc050e"},
-    {file = "numpy-1.24.4-cp38-cp38-manylinux_2_17_x86_64.manylinux2014_x86_64.whl", hash = "sha256:dd80e219fd4c71fc3699fc1dadac5dcf4fd882bfc6f7ec53d30fa197b8ee22dc"},
-    {file = "numpy-1.24.4-cp38-cp38-win32.whl", hash = "sha256:4602244f345453db537be5314d3983dbf5834a9701b7723ec28923e2889e0bb2"},
-    {file = "numpy-1.24.4-cp38-cp38-win_amd64.whl", hash = "sha256:692f2e0f55794943c5bfff12b3f56f99af76f902fc47487bdfe97856de51a706"},
-    {file = "numpy-1.24.4-cp39-cp39-macosx_10_9_x86_64.whl", hash = "sha256:2541312fbf09977f3b3ad449c4e5f4bb55d0dbf79226d7724211acc905049400"},
-    {file = "numpy-1.24.4-cp39-cp39-macosx_11_0_arm64.whl", hash = "sha256:9667575fb6d13c95f1b36aca12c5ee3356bf001b714fc354eb5465ce1609e62f"},
-    {file = "numpy-1.24.4-cp39-cp39-manylinux_2_17_aarch64.manylinux2014_aarch64.whl", hash = "sha256:f3a86ed21e4f87050382c7bc96571755193c4c1392490744ac73d660e8f564a9"},
-    {file = "numpy-1.24.4-cp39-cp39-manylinux_2_17_x86_64.manylinux2014_x86_64.whl", hash = "sha256:d11efb4dbecbdf22508d55e48d9c8384db795e1b7b51ea735289ff96613ff74d"},
-    {file = "numpy-1.24.4-cp39-cp39-win32.whl", hash = "sha256:6620c0acd41dbcb368610bb2f4d83145674040025e5536954782467100aa8835"},
-    {file = "numpy-1.24.4-cp39-cp39-win_amd64.whl", hash = "sha256:befe2bf740fd8373cf56149a5c23a0f601e82869598d41f8e188a0e9869926f8"},
-    {file = "numpy-1.24.4-pp38-pypy38_pp73-macosx_10_9_x86_64.whl", hash = "sha256:31f13e25b4e304632a4619d0e0777662c2ffea99fcae2029556b17d8ff958aef"},
-    {file = "numpy-1.24.4-pp38-pypy38_pp73-manylinux_2_17_x86_64.manylinux2014_x86_64.whl", hash = "sha256:95f7ac6540e95bc440ad77f56e520da5bf877f87dca58bd095288dce8940532a"},
-    {file = "numpy-1.24.4-pp38-pypy38_pp73-win_amd64.whl", hash = "sha256:e98f220aa76ca2a977fe435f5b04d7b3470c0a2e6312907b37ba6068f26787f2"},
-    {file = "numpy-1.24.4.tar.gz", hash = "sha256:80f5e3a4e498641401868df4208b74581206afbee7cf7b8329daae82676d9463"},
-]
-
 [[package]]
 name = "numpy"
 version = "1.26.4"
@@ -1712,5 +1672,5 @@ multidict = ">=4.0"
 
 [metadata]
 lock-version = "2.0"
-python-versions = ">=3.8.1,<4.0"
-content-hash = "a8ac2ae4de4a64bd1b7bc8a36af02073196a3261f663f6da52a2e82818931064"
+python-versions = ">=3.9,<4.0"
+content-hash = "66290ecf222b184bd4ec2aff94d26b9e316d1776f1a3558173f174411905c062"
diff --git a/libs/partners/prompty/pyproject.toml b/libs/partners/prompty/pyproject.toml
index 7ae1504e48cd1..6bf999298f3b8 100644
--- a/libs/partners/prompty/pyproject.toml
+++ b/libs/partners/prompty/pyproject.toml
@@ -12,10 +12,11 @@ license = "MIT"
 "Release Notes" = "https://github.com/langchain-ai/langchain/releases?q=tag%3A%22langchain-prompty%3D%3D0%22&expanded=true"
 
 [tool.poetry.dependencies]
-python = ">=3.8.1,<4.0"
+python = ">=3.9,<4.0"
 langchain-core = "^0.2.36"
 pyyaml = "^6.0.1"
 types-pyyaml = "^6.0.12.20240311"
+pydantic = ">=2,<3"
 
 [tool.poetry.group.test]
 optional = true
diff --git a/libs/partners/prompty/scripts/check_pydantic.sh b/libs/partners/prompty/scripts/check_pydantic.sh
deleted file mode 100644
index 06b5bb81ae236..0000000000000
--- a/libs/partners/prompty/scripts/check_pydantic.sh
+++ /dev/null
@@ -1,27 +0,0 @@
-#!/bin/bash
-#
-# This script searches for lines starting with "import pydantic" or "from pydantic"
-# in tracked files within a Git repository.
-#
-# Usage: ./scripts/check_pydantic.sh /path/to/repository
-
-# Check if a path argument is provided
-if [ $# -ne 1 ]; then
-  echo "Usage: $0 /path/to/repository"
-  exit 1
-fi
-
-repository_path="$1"
-
-# Search for lines matching the pattern within the specified repository
-result=$(git -C "$repository_path" grep -E '^import pydantic|^from pydantic')
-
-# Check if any matching lines were found
-if [ -n "$result" ]; then
-  echo "ERROR: The following lines need to be updated:"
-  echo "$result"
-  echo "Please replace the code with an import from langchain_core.pydantic_v1."
-  echo "For example, replace 'from pydantic import BaseModel'"
-  echo "with 'from langchain_core.pydantic_v1 import BaseModel'"
-  exit 1
-fi
diff --git a/libs/partners/prompty/tests/unit_tests/fake_callback_handler.py b/libs/partners/prompty/tests/unit_tests/fake_callback_handler.py
index fd68bebd2d9c5..cfbfa4f6f81b2 100644
--- a/libs/partners/prompty/tests/unit_tests/fake_callback_handler.py
+++ b/libs/partners/prompty/tests/unit_tests/fake_callback_handler.py
@@ -6,7 +6,7 @@
 
 from langchain_core.callbacks import AsyncCallbackHandler, BaseCallbackHandler
 from langchain_core.messages import BaseMessage
-from langchain_core.pydantic_v1 import BaseModel
+from pydantic import BaseModel
 
 
 class BaseFakeCallbackHandler(BaseModel):
@@ -259,7 +259,8 @@ def on_retriever_error(
     ) -> Any:
         self.on_retriever_error_common()
 
-    def __deepcopy__(self, memo: dict) -> "FakeCallbackHandler":
+    # Overriding since BaseModel has __deepcopy__ method as well
+    def __deepcopy__(self, memo: dict) -> "FakeCallbackHandler":  # type: ignore
         return self
 
 
@@ -391,5 +392,6 @@ async def on_text(
     ) -> None:
         self.on_text_common()
 
-    def __deepcopy__(self, memo: dict) -> "FakeAsyncCallbackHandler":
+    # Overriding since BaseModel has __deepcopy__ method as well
+    def __deepcopy__(self, memo: dict) -> "FakeAsyncCallbackHandler":  # type: ignore
         return self
diff --git a/libs/partners/prompty/tests/unit_tests/fake_chat_model.py b/libs/partners/prompty/tests/unit_tests/fake_chat_model.py
index a39f401e64349..0bfc795f7c656 100644
--- a/libs/partners/prompty/tests/unit_tests/fake_chat_model.py
+++ b/libs/partners/prompty/tests/unit_tests/fake_chat_model.py
@@ -21,7 +21,7 @@ def _call(
         run_manager: Optional[CallbackManagerForLLMRun] = None,
         **kwargs: Any,
     ) -> str:
-        return json.dumps([message.dict() for message in messages])
+        return json.dumps([message.model_dump() for message in messages])
 
     async def _agenerate(
         self,
diff --git a/libs/partners/prompty/tests/unit_tests/test_prompty_serialization.py b/libs/partners/prompty/tests/unit_tests/test_prompty_serialization.py
index 23bf299ee56b5..9233de366538e 100644
--- a/libs/partners/prompty/tests/unit_tests/test_prompty_serialization.py
+++ b/libs/partners/prompty/tests/unit_tests/test_prompty_serialization.py
@@ -6,8 +6,8 @@
 from langchain.tools import tool
 from langchain_core.language_models import FakeListLLM
 from langchain_core.messages import AIMessage, HumanMessage
-from langchain_core.pydantic_v1 import BaseModel, Field
 from langchain_core.utils.function_calling import convert_to_openai_function
+from pydantic import BaseModel, Field
 
 import langchain_prompty