diff --git a/getting_started/langchain/invoke/README.md b/getting_started/langchain/invoke/README.md
index da05362..648b523 100644
--- a/getting_started/langchain/invoke/README.md
+++ b/getting_started/langchain/invoke/README.md
@@ -1,6 +1,6 @@
 # LangChain Example (Multiple Providers)
 
-This example demonstrates how to use LaunchDarkly's AI Config with LangChain, supporting multiple providers including OpenAI, Bedrock, and Gemini. You can add additional LangChain providers using the `poetry add` command.
+This example demonstrates how to use LaunchDarkly's AI Config with LangChain, supporting multiple providers including OpenAI, Anthropic, Google GenAI, and AWS Bedrock. To use a different provider, install the corresponding `langchain-*` package (e.g. `poetry add langchain-mistralai`).
 
 ## Prerequisites
 
diff --git a/getting_started/langchain/invoke/pyproject.toml b/getting_started/langchain/invoke/pyproject.toml
index 8e16823..17f4b4c 100644
--- a/getting_started/langchain/invoke/pyproject.toml
+++ b/getting_started/langchain/invoke/pyproject.toml
@@ -20,6 +20,7 @@ langchain = "^1.0.0"
 langchain-core = "^1.0.0"
 langchain-openai = "^1.0.0"
 langchain-google-genai = "^4.0.0"
+langchain-anthropic = "^1.0.0"
 langchain-aws = "^1.0.0"
 
 [build-system]