From 0cd1b10241742437c76569d4b56fcfdfdc0e0dd2 Mon Sep 17 00:00:00 2001
From: ishaan-jaff <ishaanjaffer0324@gmail.com>
Date: Tue, 26 Sep 2023 21:39:05 -0700
Subject: [PATCH] new langchain tutorial

---
 docs/my-website/docs/langchain/langchain.md | 112 ++++++++++++++++++++
 docs/my-website/sidebars.js                 |   7 ++
 2 files changed, 119 insertions(+)
 create mode 100644 docs/my-website/docs/langchain/langchain.md

diff --git a/docs/my-website/docs/langchain/langchain.md b/docs/my-website/docs/langchain/langchain.md
new file mode 100644
index 0000000000..c54a4f6b4f
--- /dev/null
+++ b/docs/my-website/docs/langchain/langchain.md
@@ -0,0 +1,112 @@
+import Tabs from '@theme/Tabs';
+import TabItem from '@theme/TabItem';
+
+# Using ChatLiteLLM() - Langchain
+
+## Pre-Requisits
+```shell
+!pip install litellm langchain
+```
+## Quick Start
+
+<Tabs>
+<TabItem value="openai" label="OpenAI">
+
+```python
+import os
+from langchain.chat_models import ChatLiteLLM
+from langchain.prompts.chat import (
+    ChatPromptTemplate,
+    SystemMessagePromptTemplate,
+    AIMessagePromptTemplate,
+    HumanMessagePromptTemplate,
+)
+from langchain.schema import AIMessage, HumanMessage, SystemMessage
+
+os.environ['OPENAI_API_KEY'] = ""
+chat = ChatLiteLLM(model="gpt-3.5-turbo")
+messages = [
+    HumanMessage(
+        content="what model are you"
+    )
+]
+chat(messages)
+```
+
+</TabItem>
+
+<TabItem value="anthropic" label="Anthropic">
+
+```python
+import os
+from langchain.chat_models import ChatLiteLLM
+from langchain.prompts.chat import (
+    ChatPromptTemplate,
+    SystemMessagePromptTemplate,
+    AIMessagePromptTemplate,
+    HumanMessagePromptTemplate,
+)
+from langchain.schema import AIMessage, HumanMessage, SystemMessage
+
+os.environ['ANTHROPIC_API_KEY'] = ""
+chat = ChatLiteLLM(model="claude-2", temperature=0.3)
+messages = [
+    HumanMessage(
+        content="what model are you"
+    )
+]
+chat(messages)
+```
+
+</TabItem>
+
+<TabItem value="replicate" label="Replicate">
+
+```python
+import os
+from langchain.chat_models import ChatLiteLLM
+from langchain.prompts.chat import (
+    ChatPromptTemplate,
+    SystemMessagePromptTemplate,
+    AIMessagePromptTemplate,
+    HumanMessagePromptTemplate,
+)
+from langchain.schema import AIMessage, HumanMessage, SystemMessage
+
+os.environ['REPLICATE_API_TOKEN'] = ""
+chat = ChatLiteLLM(model="replicate/llama-2-70b-chat:2c1608e18606fad2812020dc541930f2d0495ce32eee50074220b87300bc16e1")
+messages = [
+    HumanMessage(
+        content="what model are you?"
+    )
+]
+chat(messages)
+```
+
+</TabItem>
+
+<TabItem value="cohere" label="Cohere">
+
+```python
+import os
+from langchain.chat_models import ChatLiteLLM
+from langchain.prompts.chat import (
+    ChatPromptTemplate,
+    SystemMessagePromptTemplate,
+    AIMessagePromptTemplate,
+    HumanMessagePromptTemplate,
+)
+from langchain.schema import AIMessage, HumanMessage, SystemMessage
+
+os.environ['COHERE_API_KEY'] = ""
+chat = ChatLiteLLM(model="command-nightly")
+messages = [
+    HumanMessage(
+        content="what model are you?"
+    )
+]
+chat(messages)
+```
+
+</TabItem>
+</Tabs>
\ No newline at end of file
diff --git a/docs/my-website/sidebars.js b/docs/my-website/sidebars.js
index 15a6918bfa..e781b4c9ac 100644
--- a/docs/my-website/sidebars.js
+++ b/docs/my-website/sidebars.js
@@ -125,6 +125,13 @@ const sidebars = {
         "caching/gpt_cache",
       ],
     },
+    {
+      type: "category",
+      label: "LangChain, LlamaIndex Integration",
+      items: [
+        "langchain/langchain"
+      ],
+    },
     {
       type: 'category',
       label: 'Extras',