From 55155c170176ff5d9c58178bc7fa67f19cc14edb Mon Sep 17 00:00:00 2001
From: Thang Pham <tpham@anl.gov>
Date: Fri, 24 Jul 2026 21:38:57 -0500
Subject: [PATCH 1/2] chore: pin current LangChain provider integrations

---
 environment.yml | 12 ++++++------
 pyproject.toml  | 12 ++++++------
 2 files changed, 12 insertions(+), 12 deletions(-)

diff --git a/environment.yml b/environment.yml
index 04d7954e..b1d939d7 100644
--- a/environment.yml
+++ b/environment.yml
@@ -21,12 +21,12 @@ dependencies:
     - langgraph-sdk==0.4.2
     - langchain==1.3.14
     - langchain-core==1.5.1
-    - langchain-openai
-    - langchain-ollama
-    - langchain-anthropic
-    - langchain-google-genai
-    - langchain-groq
-    - langchain-experimental
+    - langchain-openai==1.4.1
+    - langchain-ollama==1.1.0
+    - langchain-anthropic==1.5.2
+    - langchain-google-genai==4.3.1
+    - langchain-groq==1.1.3
+    - langchain-experimental==0.4.2
     - langchain-mcp-adapters
     - pydantic==2.13.4
     - pubchempy==1.0.5
diff --git a/pyproject.toml b/pyproject.toml
index d847dbea..31e5fdd5 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -20,12 +20,12 @@ dependencies = [
     "langgraph-sdk==0.4.2",
     "langchain==1.3.14",
     "langchain-core==1.5.1",
-    "langchain-openai",
-    "langchain-ollama",
-    "langchain-anthropic",
-    "langchain-google-genai",
-    "langchain-groq",
-    "langchain-experimental",
+    "langchain-openai==1.4.1",
+    "langchain-ollama==1.1.0",
+    "langchain-anthropic==1.5.2",
+    "langchain-google-genai==4.3.1",
+    "langchain-groq==1.1.3",
+    "langchain-experimental==0.4.2",
     "langchain-mcp-adapters",
     "pydantic==2.13.4",
     "pandas==2.2.3",

From 031d12771befd966b9d5882fa2cddc8e5d7b0406 Mon Sep 17 00:00:00 2001
From: Thang Pham <tpham@anl.gov>
Date: Fri, 24 Jul 2026 21:53:13 -0500
Subject: [PATCH 2/2] chore: remove unused LangChain experimental dependency

---
 environment.yml | 1 -
 pyproject.toml  | 1 -
 2 files changed, 2 deletions(-)

diff --git a/environment.yml b/environment.yml
index b1d939d7..e6150297 100644
--- a/environment.yml
+++ b/environment.yml
@@ -26,7 +26,6 @@ dependencies:
     - langchain-anthropic==1.5.2
     - langchain-google-genai==4.3.1
     - langchain-groq==1.1.3
-    - langchain-experimental==0.4.2
     - langchain-mcp-adapters
     - pydantic==2.13.4
     - pubchempy==1.0.5
diff --git a/pyproject.toml b/pyproject.toml
index 31e5fdd5..5e2dfc7d 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -25,7 +25,6 @@ dependencies = [
     "langchain-anthropic==1.5.2",
     "langchain-google-genai==4.3.1",
     "langchain-groq==1.1.3",
-    "langchain-experimental==0.4.2",
     "langchain-mcp-adapters",
     "pydantic==2.13.4",
     "pandas==2.2.3",