AI Agents
Everything you need to build autonomous AI agents — from choosing a platform to deploying in production. Guides, comparisons, and real-world examples.
What Is an AI Agent?
An AI agent is a program powered by an LLM that can autonomously plan, use tools, and complete complex tasks. Unlike chatbots that just respond, agents take action.
Agent Platforms
OpenAI
- Assistants API
- Function Calling
- Code Interpreter
- File Search
Best for: RAG, data analysis, code execution
Claude (Anthropic)
- Tool Use
- Computer Use
- MCP Protocol
- Extended Thinking
Best for: Complex reasoning, code, tool integrations
MCP Servers
- Open Standard
- Tool Protocol
- Resource Access
- Prompt Templates
Best for: Standardized tool access, any LLM
Agent Catalog
Reviewed AI agents — coding, research, automation, and general-purpose.
ChatGPT Agent
by OpenAI
OpenAI's agentic mode for ChatGPT that browses, clicks, and completes multi-step tasks on the web.
Cline
by Cline · open source
An open-source autonomous coding agent for VS Code that works with any model and your own API keys.
Devin
by Cognition
An autonomous AI software engineer by Cognition that plans, codes, tests, and ships tasks end to end.
Gemini CLI
by Google · open source
Google's open-source terminal AI agent that brings Gemini models into the command line.
Hermes Agent
by Nous Research · open source
Hermes Agent is an open-source autonomous AI agent from Nous Research with persistent memory, self-created skills and multi-platform deployment.
Lovable
by Lovable
An AI agent that builds full-stack web apps from a conversation, aimed at non-technical founders.
Manus
by Manus AI
A general-purpose autonomous AI agent that completes real-world tasks across the web in its own cloud sandbox.
OpenAI Codex
by OpenAI
OpenAI's cloud software engineering agent that works on coding tasks in parallel, isolated sandboxes.
OpenClaw
by OpenClaw · open source
OpenClaw is a self-hosted, local-first AI assistant that routes messages from WhatsApp, Telegram, Slack and other channels to sandboxed agents.
OpenHands
by All Hands AI · open source
An open-source autonomous software development agent, formerly OpenDevin, by All Hands AI.
Open Swarm
by Open Swarm · open source
Open Swarm is an open-source desktop orchestrator for running, monitoring and coordinating many coding agents in parallel from one interface.
Paperclip
by Paperclip AI · open source
Paperclip is an open-source Node.js platform that orchestrates teams of AI agents as employees of autonomous, self-hosted businesses.
Replit Agent
by Replit
An AI agent inside Replit that builds and deploys full applications from a natural-language prompt.
Trinity
by Ability AI · open source
Trinity is a self-hosted agent orchestration platform with Docker isolation, fleet observability, scheduling and RBAC for autonomous agents.
AutoGPT
by Significant Gravitas · open source
The pioneering open-source autonomous agent that popularized self-prompting AI task loops.
Documentation
All docs →Claude Tool Use: How to Give Claude Access to Tools
Practical guide to Claude tool use, from basic concepts to building an agent with tools.
What Is MCP and Why You Need It
Introduction to Model Context Protocol, the open standard for connecting AI to external tools and data.
OpenAI Function Calling: Getting Started
How function calling works in OpenAI API, from defining functions to handling responses.
Build Your First AI Agent from Scratch
Step-by-step tutorial for building a simple AI agent in Python with Claude API, from zero to working prototype.
Articles
All articles →Claude MCP in Production: Honest Review After 90 Days of 12 Servers
Production scorecard for 12 Claude MCP servers run on a homelab for 90 days: uptime, token cost, failure modes, and the 6 I killed.
What Are AI Agents and Why Your Business Needs Them
Understanding AI agents: how they work, what makes them different from chatbots, and why they matter.
How AI Agents Are Transforming Business in 2026: Real Case Studies
5 real examples of how companies use AI agents for automation, support, and analytics.
OpenAI Assistants API: The Complete Guide
How to build an AI assistant with OpenAI Assistants API: function calling, file search, code interpreter.
Claude vs GPT for Building Agents: 2026 Comparison
Detailed comparison of Claude and GPT for creating AI agents: performance, pricing, and capabilities.