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.

Board Infinity
Skills you'll gain: Retrieval-Augmented Generation, AI Workflows, LangChain, Model Context Protocol, Vector Databases, AI Orchestration, LLM Application, Tool Calling, Agentic Workflows, Generative AI Agents, Large Language Modeling, Agentic systems, Embeddings, Model Deployment, Artificial Intelligence, Context Management, Scalability, Debugging, Data Persistence, Safety and Security
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: AI Workflows, Agentic Workflows, LangGraph, AI Orchestration, Agentic systems, Generative AI Agents, LangChain, LLM Application, AI Integrations, Software Architecture, Systems Architecture, Software Design, Data Validation, Data Persistence, Context Management, Scalability, Systems Integration, Memory Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, Retrieval-Augmented Generation, LLM Application, Large Language Modeling, Reinforcement Learning, Artificial Intelligence and Machine Learning (AI/ML), LangChain, AI Orchestration, Natural Language Processing, Generative AI Agents, Agentic Workflows, Multimodal Prompts, AI Integrations, Artificial Intelligence, Agentic systems, Machine Learning Methods, Python Programming, Machine Learning, System Design and Implementation, Data Science
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Retrieval-Augmented Generation, Large Language Modeling, LangChain, LLM Application, OpenAI API, Hugging Face, Generative AI, OpenAI, Web Applications, Application Development, Flask (Web Framework), Python Programming, Natural Language Processing, Web Design and Development, Web Development, Front-End Web Development, Image Analysis
★ 4.6 (278) · Intermediate · Course · 1 - 3 Months

Duke University
Skills you'll gain: Payment Systems, Risk Analysis, Blockchain, Risk Management, FinTech, Financial Regulations, Market Liquidity, Cyber Risk, Financial Systems, Financial Regulation, Digital Assets, Liquidation, Distributed Denial-Of-Service (DDoS) Attacks, Banking, Regulatory Requirements, Regulatory Compliance, Asset Management, Agentic systems, Governance, Market Dynamics
★ 5 (12) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Retrieval-Augmented Generation, LLM Application, LangChain, Artificial Intelligence and Machine Learning (AI/ML), Agentic Workflows, Generative AI Agents, AI Integrations, Artificial Intelligence, Large Language Modeling, Taxonomy, Agentic systems, Scalability, Python Programming, System Design and Implementation, Machine Learning, Graph Theory
Intermediate · Course · 1 - 4 Weeks

University at Buffalo
Skills you'll gain: Blockchain, Test Driven Development (TDD), Cryptography, Development Testing, Test Script Development, Application Development, Transaction Processing, Emerging Technologies, Application Design, Application Frameworks, Cryptographic Protocols, Web Development Tools, Network Protocols, Program Development, Distributed Computing, Cloud Platforms, Computing Platforms, Development Environment, Integrated Development Environments, Programming Principles
★ 4.6 (9.1K) · Intermediate · Specialization · 3 - 6 Months

Duke University
Skills you'll gain: Blockchain, FinTech, Emerging Technologies, Cryptography, Law, Regulation, and Compliance, Financial Regulations, Cryptographic Protocols, Financial Regulation, Regulatory Requirements, Regulatory Compliance, Encryption, Technology Strategies, Payment Systems, Data Integrity, Digital Assets, Financial Services, Feasibility Studies, Transaction Processing, Innovation, Distributed Computing
★ 4.7 (396) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Large Language Modeling, Retrieval-Augmented Generation, LangChain, LLM Application, Natural Language Processing, Data Ethics, Responsible AI, Text Mining, Embeddings, Deep Learning, Generative AI, Fine-tuning, Artificial Intelligence, Classification Algorithms, Machine Learning Methods, Data Preprocessing, Applied Machine Learning, Machine Learning, Model Optimization, Model Evaluation
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Retrieval-Augmented Generation, Vector Databases, Applied Machine Learning, Metadata Management, LangChain, Document Management, Embeddings, LLM Application, Large Language Modeling, Data Management, Model Evaluation, AI Integrations, Data Pipelines, Application Programming Interface (API), Software Installation, Debugging
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Retrieval-Augmented Generation, LLM Application, AI Workflows, Large Language Modeling, Embeddings, Vector Databases
★ 4.5 (152) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Service Improvement, Performance Improvement, Service Management, Strategic Sourcing, Information Technology Infrastructure Library, IT Service Management, Governance, Systems Integration, Supplier Performance Management, Continuous Improvement Process, Supplier Relationship Management, Supplier Management, Performance Management, Coordination, Procurement, Organizational Change, Performance Analysis, Change Management, Accountability Frameworks, Data Governance
Intermediate · Course · 1 - 3 Months