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Introduction to Agentic Coding with OpenCode

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OpenCode is an open-source AI coding agent for the terminal — it reads your codebase, edits files, and runs commands directly, so you skip the copy-paste grind of chat tools. This beginner path covers the core concepts and hands-on basics you need to add OpenCode to your workflow.

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140 learners

Learn what OpenCode is and master the basics: install the tool, launch sessions, understand how OpenCode uses tools autonomously, and navigate the file system. You'll see OpenCode create files, run code, and manage conversations—all from your terminal.

Course 2

Mastering OpenCode Configuration

5 lessons

21 practices

Learn to customize OpenCode for specific workflows. Create persistent instructions with configuration files, control what OpenCode sees with context management, configure settings and permissions, and handle errors effectively. You'll work with a sample project throughout this course to practice real-world configuration.

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Course 3

Advanced OpenCode Features

5 lessons

24 practices

Master power-user features: navigate and refactor large multi-file codebases, manage tool permissions for security and automation, work with external data sources, optimize performance for large projects, and extend OpenCode's capabilities. Learn advanced techniques for coordinated refactors across file boundaries, efficient workflows, and handling complex development scenarios.

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Course 4

Building Real Projects with OpenCode

5 lessons

25 practices

Configure OpenCode for a Flask e-commerce API, then use it to build a product reviews feature, write tests, refactor legacy code, and ship production-ready code with documentation and CI pipelines.

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I'm impressed by the quality and can't stop recommending it. It's also a lot of fun!

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Data Scientist

+11

I love that it's personalized. When I'm stuck, I don't have to hope my Google searches come out successful. The AI mentor Cosmo knows exactly what I need.

Faith Yim

Software Engineer

+14

It's an amazing product and exceeded my expectations, helping me prepare for my job interviews. Hands-on learning requires you to actually know what you are doing.

Alex Bush

Full Stack Engineer

I'm really impressed by the AI tutor Cosmo's feedback about my code. It's honestly kind of insane to me that it's so targeted and specific.

Abbey Helterbran

Tech consultant

I tried Leetcode but it was too disorganized. CodeSignal covers all the topics I'm interested in and is way more structured.

Jonathan Miller

Senior Machine Learning Engineer

+12

I'm impressed by the quality and can't stop recommending it. It's also a lot of fun!

Francisco Aguilar Meléndez

Data Scientist

+11

From our community

Hear what our customers have to say about CodeSignal Learn

I'm impressed by the quality and can't stop recommending it. It's also a lot of fun!

Francisco Aguilar Meléndez

Data Scientist

+11

I love that it's personalized. When I'm stuck, I don't have to hope my Google searches come out successful. The AI mentor Cosmo knows exactly what I need.

Faith Yim

Software Engineer

+14

It's an amazing product and exceeded my expectations, helping me prepare for my job interviews. Hands-on learning requires you to actually know what you are doing.

Alex Bush

Full Stack Engineer

I'm really impressed by the AI tutor Cosmo's feedback about my code. It's honestly kind of insane to me that it's so targeted and specific.

Abbey Helterbran

Tech consultant

I tried Leetcode but it was too disorganized. CodeSignal covers all the topics I'm interested in and is way more structured.

Jonathan Miller

Senior Machine Learning Engineer

+12

I'm impressed by the quality and can't stop recommending it. It's also a lot of fun!

Francisco Aguilar Meléndez

Data Scientist

+11

Introduction to Agentic Coding with OpenCode

Trusted by learners working at top companies

Turn screen time into skills time

Join the 1M+ learners on CodeSignal

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