API courses can help you learn how to design, build, and test application programming interfaces, as well as understand RESTful services and authentication methods. You can build skills in data exchange formats like JSON and XML, error handling, and API documentation practices. Many courses introduce tools such as Postman for testing APIs, Swagger for documentation, and various programming languages like Python or JavaScript to implement API calls, allowing you to effectively integrate and manage data across different systems.

Skills you'll gain: Agentic Workflows, Generative AI Agents, Agentic systems, AI Orchestration, OpenAI API, OpenAI, LLM Application, AI Integrations, Performance Tuning, Real Time Data, Tool Calling, Prompt Patterns, Prompt Engineering, Token Optimization, AI Security, Application Programming Interface (API), Software Architecture, Application Security
★ 3.8 (9) · Intermediate · Course · 1 - 4 Weeks

Imperial College London
Skills you'll gain: Tensorflow, Keras (Neural Network Library), Model Evaluation, Deep Learning, Image Analysis, Model Training, Convolutional Neural Networks, Transfer Learning, Computer Programming, Model Optimization, Applied Machine Learning, Supervised Learning, Computer Vision, Artificial Neural Networks, Data Persistence
★ 4.9 (582) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Retrieval-Augmented Generation, OpenAI API, Prompt Patterns, AI Workflows, Generative Model Architectures, Fine-tuning, Model Deployment, Token Optimization, AI Integrations, Applied Machine Learning, Hugging Face, Artificial Intelligence and Machine Learning (AI/ML), Application Deployment, Memory Management, Object Oriented Programming (OOP), Context Management, API Testing, Document Management, AI literacy, Model Optimization
Intermediate · Specialization · 3 - 6 Months

Simplilearn
Skills you'll gain: Email Automation, Marketing Automation, OpenAI API, Business Process Automation, AI Workflows, OpenAI, ChatGPT, Automation, Performance Tuning, Workflow Management, Generative AI, Scalability, Blogs, Process Optimization, Operational Efficiency, AI Integrations, Real Time Data, Business Logic, Social Media Content, Application Programming Interface (API)
★ 4.4 (262) · Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Prompt Engineering, Application Deployment, Google Cloud Platform, Kubernetes, Cloud Deployment, Cloud-Native Computing, Cloud Applications, Cloud Infrastructure, Cloud Development, Google App Engine, Containerization, Cloud Platforms, Cloud Services, Identity and Access Management, API Gateway, Virtual Machines, Infrastructure As A Service (IaaS), Cloud Computing, Cloud Storage, Debugging
★ 4.5 (732) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Apache Spark, PySpark, Applied Machine Learning, Big Data, Machine Learning Methods, Data Storage Technologies, Statistical Machine Learning, Data Preprocessing, Data Storage, Data Pipelines, Machine Learning Algorithms, Machine Learning, Data Processing, Data Science, Model Evaluation, Descriptive Statistics
★ 3.8 (1.3K) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: AI Orchestration, AI Workflows, Agentic Workflows, Generative AI Agents, Agentic systems, OpenAI API, Model Deployment, OpenAI, Tool Calling, AI Integrations, LLM Application, Enterprise Application Management, OAuth, Model Context Protocol, Prompt Engineering, Performance Tuning, Real Time Data, Interoperability, Prompt Patterns, Application Deployment
★ 3.8 (9) · Intermediate · Professional Certificate · 3 - 6 Months

Duke University
Skills you'll gain: Web Frameworks, Restful API, Application Programming Interface (API), API Testing, Application Deployment, Software Documentation, Package and Software Management, JSON, Server Side, Python Programming, Data Validation
★ 2.5 (31) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Prompt Engineering, Prompt Engineering Tools, API Testing, Test Automation, Test Script Development, Prompt Patterns, Test Tools, Claude Code, Software Testing, Test Case, AI Integrations, Functional Testing, Quality Assurance, GitHub Copilot, Application Programming Interface (API), Restful API, Test Data, Automation, AI Security, Debugging
★ 4.5 (13) · Intermediate · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Secure Coding, ASP.NET, Role-Based Access Control (RBAC), Authentications, Data Security, Microsoft Copilot, Encryption, Authorization (Computing), Identity and Access Management, Back-End Web Development, Debugging, Application Security, Data Storage, Cryptography, Application Programming Interface (API), User Accounts
★ 4.2 (18) · Beginner · Course · 1 - 4 Weeks

Amazon Web Services
Skills you'll gain: Amazon Bedrock, Generative AI, Generative Model Architectures, Amazon Web Services, Large Language Modeling, Artificial Intelligence
★ 4.4 (214) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Test Automation, Test Case, API Testing, Test Script Development, Test Tools, Software Testing, Development Environment, Web Development Tools, Node.JS
★ 4.3 (43) · Beginner · Guided Project · Less Than 2 Hours