langchain Examples and Free Source Code

How to search for similar texts when they are very different...

Langchain workaround for with_structured_output using ChatBedrock...

python langchain amazon-bedrock claude

The completion operation does not work with the specified model, gpt-4...

azure langchain azure-ai

langchain_community & langchain packages giving error: Missing 1 required keyword-only argument:...

python pydantic langchain langsmith

Langchain Pandas agent not following instructions...

azure openai-api langchain

is there a way to filter and exclude documents when doing similarity search in a vector db using lan...

langchain vector-database faiss retrieval-augmented-generation similarity-search

How to run LangChains getting-started examples and getting output?...

python langchain py-langchain

Error using Using DocArrayInMemorySearch in Langchain: Could not import docarray python package...

python openai-api python-packaging langchain

RAG app fails using DataAPIClient: "Error loading the fetch-h2 client for the DataAPIClient... ...

node.js next.js langchain datastax-astra langchain-js

How can I stream a response from LangChain's OpenAI using Flask API?...

python flask openai-api langchain

Search for documents with similar texts...

machine-learning search langchain large-language-model vector-database

How can I get LLM to only respond in JSON strings?...

langchain langchain-js

In LangChain, how to save the verbose output to a variable?...

agent openai-api langchain large-language-model

OpenAI Fine-tuning API: Why would I use LlamaIndex or LangChain instead of fine-tunin...

openai-api langchain chatgpt-api language-model llama-index

AttributeError: 'SentenceTransformer' object has no attribute 'embed_documents' and ...

python langchain sentence-transformers chromadb

Azure AI search fields mapping JSON and retrievable fields...

azure openai-api langchain azure-ai-search

Unexpected string validation error in Langchain Pydantic output parser...

python pydantic langchain large-language-model

Deserializing LangChain messages...

serialization deserialization json-deserialization langchain langchain-js

load_tool does not recognize python_repl in langchain...

python-3.x langchain py-langchain

OpenAI API key gives ratelimit error even though api key not used...

python chatbot openai-api langchain rate-limiting

What does the error 'module 'langchain' has no attribute 'verbose' refer to?...

python version-control openai-api langchain py-langchain

How to return source documents when using LangChain Expression Language (LCEL)?...

artificial-intelligence langchain py-langchain retrieval-augmented-generation

Passing multiple arguments during langchain chain.invoke()...

python langchain retrievalqa

LangChain Python With Structured Output Ollama Functions...

langchain llama

How do I fix this error related to Langchain Invoke? (AI chatbot in Python with the ChatGPT API and ...

langchain chatgpt-api

Storing and retreiving data with Milvus and Langchain...

python python-3.x langchain py-langchain milvus

ChromaDb add single document, only if it doesn't exist...

python langchain chromadb

LLMGraphTransformer.convert_to_graph_documents(documents) AttributeError: 'str' object has n...

python python-3.x langchain

Kernel crashes when running a FAISS similarity search...

openai-api langchain faiss similarity-search vectorstore

Get chatGPT to respond with a single direct answer...

python nlp openai-api langchain chat-gpt-4