LangChain courses can help you learn how to build applications that connect large language models with external data, tools, and workflows. You can build skills in prompt chaining, retrieval methods, agent design, and structuring multi-step tasks. Many courses introduce tools such as Python libraries, vector databases, and APIs that support creating, testing, and refining LangChain-powered AI applications.

Skills you'll gain: Retrieval-Augmented Generation, LangChain, LangGraph, AI Orchestration, LLM Application, Agentic Workflows, Generative AI Agents, OpenAI, Tool Calling, Agentic systems, Large Language Modeling, Model Context Protocol, Embeddings, Vector Databases, Python Programming, Document Management
Advanced · Course · 1 - 4 Weeks

Simplilearn
Skills you'll gain: LangChain, AI Workflows, LLM Application, Generative AI, Large Language Modeling, Hugging Face, Prompt Engineering, Embeddings, AI Security, AI Integrations, Model Deployment, Memory Management
★ 2.8 (6) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Retrieval-Augmented Generation, Vector Databases, Embeddings, Tool Calling, Generative AI Agents, Agentic Workflows, Document Management, Query Languages, Agentic systems
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Blockchain, Authentications, Development Environment, Software Development, Cryptography, Development Testing, Cryptographic Protocols, Application Deployment, Web Development, Full-Stack Web Development, Secure Coding, Identity and Access Management, Python Programming, Scalability, Other Programming Languages, Programming Principles, Interoperability, Distributed Computing, Data Integration, Data Processing
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Prompt Engineering, Retrieval-Augmented Generation, LLM Application, LangChain, Large Language Modeling, Vector Databases, Model Deployment, OpenAI API, Hugging Face, OpenAI, Scalability, AI Integrations, Embeddings, Generative AI, Application Deployment, Data Integration, Data Science, Machine Learning
Intermediate · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Prompt Engineering, LangChain, LLM Application, Memory Management, AI Workflows, Vector Databases, Scalability, User Interface (UI), Embeddings, Database Application, Data Store, Retrieval-Augmented Generation, Databases, Large Language Modeling, Performance Tuning, Maintainability, Data Storage, Data Preprocessing
★ 4.7 (54) · Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Retrieval-Augmented Generation, Prompt Engineering, Token Optimization, Embeddings, Generative Model Architectures, Generative AI, LLM Application, Model Deployment, Data Processing, Text Mining, Model Evaluation, Unstructured Data, Large Language Modeling, Model Training, Data Preprocessing, Vector Databases, API Design, Metadata Management, Docker (Software), Python Programming
Intermediate · Course · 1 - 3 Months

Skills you'll gain: AI Orchestration, AI Workflows, LangGraph, Agentic Workflows, LangChain, LLM Application, Tool Calling, Agentic systems, Generative AI Agents, Artificial Intelligence and Machine Learning (AI/ML), Generative AI, Prompt Patterns, Retrieval-Augmented Generation, Prompt Engineering, AI Integrations, Application Development, Data Visualization, Responsible AI, Large Language Modeling, Risking
★ 4.6 (316) · Intermediate · Specialization · 1 - 3 Months

Edureka
Skills you'll gain: Retrieval-Augmented Generation, Vector Databases, LangChain, Embeddings, Generative AI, LLM Application, Model Evaluation, Semantic Web, Computer Vision, Application Deployment, Large Language Modeling, Image Analysis, Artificial Intelligence, Prompt Engineering, Natural Language Processing, Performance Tuning, Data Processing, System Monitoring, Python Programming, Application Programming Interface (API)
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Blockchain, Rust (Programming Language), Transaction Processing, Cross Platform Development, Application Deployment, Cloud Foundry, Cryptographic Protocols, Development Environment, Systems Architecture, Interoperability, Cryptography, Program Development, Application Development, Data Persistence, Build Tools, Development Testing, Scalability, Verification And Validation, Security Management, Security Software
Intermediate · Course · 1 - 3 Months

Edureka
Skills you'll gain: AI Workflows, LangGraph, AI Orchestration, Generative AI Agents, Agentic Workflows, Retrieval-Augmented Generation, Responsible AI, LangChain, Tool Calling, Large Language Modeling, Generative AI, Prompt Engineering, Agentic systems, Artificial Intelligence, Image Analysis, Application Deployment, Natural Language Processing, Computer Vision, Context Management, Application Programming Interface (API)
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Agentic Workflows, Agentic systems, LangGraph, AI Orchestration, AI Workflows, CrewAI, Generative AI Agents, LLM Application, Responsible AI, LangChain, Software Architecture, Enterprise Architecture, Systems Architecture, Tool Calling, Prompt Engineering, Software Design, Software Development Methodologies, Model Evaluation, Context Management, Design
Intermediate · Course · 1 - 3 Months