Is Intro to Agents 101 free?

Yes. Intro to Agents 101 is a free Developers Digest course.

How many lessons are in Intro to Agents 101?

Intro to Agents 101 includes 213 lessons.

How long does Intro to Agents 101 take?

Intro to Agents 101 is estimated at 65 hours.

What should I know before taking Intro to Agents 101?

Basic TypeScript; Comfort calling an HTTP API

What will I learn in Intro to Agents 101?

How the agent loop, tools, and stop conditions actually work; Memory, retrieval, planning, and multi-agent patterns; Skills, file-based agents, self-improvement, guardrails; Observability and evals to measure and trust your agents; Build and ship a full-stack agent with eve, AI SDK, Mastra, or Deep Agents

Free coursebeginner

Intro to Agents 101

Name: Intro to Agents 101
Availability: InStock

A deep, hands-on path from your first tool-calling loop to a full-stack, production agent. Provider-agnostic concepts, then build the same agent with eve, the Vercel AI SDK, Mastra, or Deep Agents. Choose your own adventure.

Start the Course

Free forever. No paywall - sign in only if you want progress tracking.

What you'll learn

How the agent loop, tools, and stop conditions actually work
Memory, retrieval, planning, and multi-agent patterns
Skills, file-based agents, self-improvement, guardrails
Observability and evals to measure and trust your agents
Build and ship a full-stack agent with eve, AI SDK, Mastra, or Deep Agents

Prerequisites

Basic TypeScript
Comfort calling an HTTP API

All courses are free. No purchase required.

Course roadmap

48 modules

What Is an Agent?

3 lessons1h 0m

The Agent Loop In Depth

4 lessons1h 18m

Designing Great Tools

4 lessons1h 17m

Structured Output

4 lessons1h 7m

Memory: Short and Long Term

4 lessons1h 17m

Retrieval and RAG

4 lessons1h 8m

Planning and Decomposition

4 lessons1h 14m

+41 more modules

Course Content213 lessons

From Chat Completion to Agent18 min read

Tools: Giving the Model Hands22 min read

Anatomy of an Agent: The Directory Is the Config20 min read

Free coursebeginner

Intro to Agents 101

Start the Course

Free forever. No paywall - sign in only if you want progress tracking.

What you'll learn

How the agent loop, tools, and stop conditions actually work
Memory, retrieval, planning, and multi-agent patterns
Skills, file-based agents, self-improvement, guardrails
Observability and evals to measure and trust your agents
Build and ship a full-stack agent with eve, AI SDK, Mastra, or Deep Agents

Prerequisites

Basic TypeScript
Comfort calling an HTTP API

All courses are free. No purchase required.

Course roadmap

48 modules

What Is an Agent?

3 lessons1h 0m

The Agent Loop In Depth

4 lessons1h 18m

Designing Great Tools

4 lessons1h 17m

Structured Output

4 lessons1h 7m

Memory: Short and Long Term

4 lessons1h 17m

Retrieval and RAG

4 lessons1h 8m

Planning and Decomposition

4 lessons1h 14m

+41 more modules

Course Content213 lessons

From Chat Completion to Agent18 min read

Tools: Giving the Model Hands22 min read

Anatomy of an Agent: The Directory Is the Config20 min read

Intro to Agents 101

What Is an Agent?

The Agent Loop In Depth

Designing Great Tools

Structured Output

Memory: Short and Long Term

Retrieval and RAG

Planning and Decomposition

Course Content213 lessons

What Is an Agent?

The Agent Loop In Depth

Designing Great Tools

Structured Output

Memory: Short and Long Term

Retrieval and RAG

Planning and Decomposition

Multi-Agent Systems

Skills and Progressive Disclosure

File-Based Agents

Self-Improvement and Reflection

Guardrails and Safety

Human in the Loop

Observability and Tracing

Evals: Measuring Agents

Streaming and Agent UX

Cost, Latency, and Caching

Track - eve: Setup

Track - eve: Setting Up an API

Track - eve: Full-Stack Agent App

Track - AI SDK: Setup

Track - AI SDK: Full-Stack App

Track - Mastra: Setup

Track - Mastra: Full-Stack App

Track - Deep Agents: Setup

Track - Deep Agents: Full-Stack App

Industry Trends in Agents

Running Agents in Production

Prompt Engineering for Agents

Choosing and Routing Models

MCP Deep Dive

Agent Design Patterns

Context Engineering

Streaming Protocols and Agent UIs

Testing Agents

Security Deep Dive

Cost Engineering and Dashboards

Computer Use and Browser Agents

Voice Agents

Coding Agents and Harnesses

Durable and Long-Running Agents

Scheduling and Background Agents

Channels: Slack and GitHub Agents

Multi-Tenant Agents and Auth

Deployment Platforms Compared

Evals Deep Dive: Judges and Assertions

Prototype to Production Checklist

Capstone: Ship a Real Agent

Intro to Agents 101

What Is an Agent?

The Agent Loop In Depth

Designing Great Tools

Structured Output

Memory: Short and Long Term

Retrieval and RAG

Planning and Decomposition

Course Content213 lessons

What Is an Agent?

The Agent Loop In Depth

Designing Great Tools

Structured Output

Memory: Short and Long Term

Retrieval and RAG

Planning and Decomposition

Multi-Agent Systems

Skills and Progressive Disclosure

File-Based Agents

Self-Improvement and Reflection

Guardrails and Safety

Human in the Loop

Observability and Tracing