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: Prompt Engineering, LangChain, Retrieval-Augmented Generation, LLM Application, Vector Databases, Generative AI, Generative AI Agents, Embeddings, Large Language Modeling, JSON, AI Workflows, AI Orchestration, User Interface (UI), AI Integrations, Model Evaluation, Databases, Flask (Web Framework), Database Management, Database Architecture and Administration, Performance Tuning
★ 4.6 (817) · Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: LangChain, Prompt Engineering, LLM Application, Generative AI Agents, AI Orchestration, Tool Calling, AI Integrations, Artificial Intelligence, Flask (Web Framework), Python Programming, Data Persistence, Agentic systems, Context Management, PostgreSQL, Web Applications, Machine Learning, Automation, Databases
Intermediate · Course · 1 - 3 Months

Skills you'll gain: LangChain, Prompt Engineering, LLM Application, Large Language Modeling, Retrieval-Augmented Generation, Vector Databases, Gemini, Embeddings, ChatGPT, Google Gemini, AI Workflows, Generative AI Agents
★ 4.2 (42) · Beginner · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: LangChain, LangGraph, Model Context Protocol, AI Workflows, LLM Application, Context Engineering, AI Orchestration, Agentic Workflows, Generative AI Agents, Tool Calling, Data Transformation, Retrieval-Augmented Generation, Agentic systems, Generative AI, Gemini, Scalability, Artificial Intelligence, Prompt Engineering, Google Gemini, Responsible AI
★ 3.3 (12) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Prompt Engineering, Retrieval-Augmented Generation, LLM Application, Large Language Modeling, Reinforcement Learning, Artificial Intelligence and Machine Learning (AI/ML), LangChain, Natural Language Processing, Generative AI Agents, AI Integrations, Artificial Intelligence, Agentic systems, Recurrent Neural Networks (RNNs), Text Mining, Cloud Services, Responsible AI, Python Programming, Machine Learning, System Design and Implementation, Data Science
Intermediate · Specialization · 1 - 3 Months

IBM
Skills you'll gain: Prompt Engineering, Unit Testing, Software Development Life Cycle, Generative AI, Retrieval-Augmented Generation, Large Language Modeling, Software Architecture, Responsible AI, Computer Vision, LangChain, LLM Application, Javascript, Full-Stack Web Development, IBM Cloud, Data Ethics, Python Programming, Application Deployment, Software Development, Machine Learning, Data Science
★ 4.6 (83K) · Beginner · Professional Certificate · 3 - 6 Months

DeepLearning.AI
Skills you'll gain: LangChain, LLM Application, Tool Calling, ChatGPT, Large Language Modeling, Generative AI Agents, Application Development, Python Programming
★ 4.7 (129) · Intermediate · Project · Less Than 2 Hours

Board Infinity
Skills you'll gain: Prompt Engineering, Prompt Patterns, Retrieval-Augmented Generation, LLM Application, Generative AI Agents, LangChain, Model Context Protocol, AI Workflows, Vector Databases, AI Orchestration, Agentic Workflows, Tool Calling, Agentic systems, Embeddings, AI Integrations, Artificial Intelligence, Large Language Modeling, Semantic Web, Debugging, Performance Tuning
★ 3.4 (15) · Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: LangChain, LLM Application, Retrieval-Augmented Generation, LangGraph, AI Workflows, Large Language Modeling, AI Orchestration, Responsible AI, Generative AI, Agentic systems, AI Integrations, Prompt Engineering, Generative AI Agents, Natural Language Processing, Cloud Development, Application Programming Interface (API), Python Programming, Application Deployment, Data Processing, Pandas (Python Package)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Generative AI Agents, Model Context Protocol, Retrieval-Augmented Generation, Generative Model Architectures, Fine-tuning, Model Deployment, Responsible AI, Large Language Modeling, Containerization, AI Security, Docker (Software), Model Optimization, Generative AI, Model Evaluation, Agentic systems, LangChain, Restful API, Cloud Deployment, Data Ethics, Data Preprocessing
★ 4.2 (7) · Intermediate · Professional Certificate · 3 - 6 Months

Skills you'll gain: LangChain, LLM Application, Large Language Modeling, AI Workflows, Retrieval-Augmented Generation, Embeddings, Generative AI, Model Evaluation, Fine-tuning, Prompt Engineering, PyTorch (Machine Learning Library), Tensorflow, Semantic Web, Natural Language Processing, Artificial Intelligence, Application Development, Analytical Skills, Application Programming Interface (API), Supervised Learning, Computer Programming Tools
★ 3.5 (28) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: LangChain, LLM Application, Tool Calling, AI Workflows, Generative AI Agents, Agentic Workflows, Artificial Intelligence and Machine Learning (AI/ML), Application Development, Data Visualization, Agentic systems, Software Development
★ 4.5 (155) · Intermediate · Course · 1 - 4 Weeks