Describe your agent
Frequently asked questions
What is the ai agent builder?
The ai agent builder is a free online tool that helps you analyze and compare AI models, costs, and capabilities. Powered by Plugsky's one-API platform with 31+ models.
Is the ai agent builder free?
Yes. This tool is free to use with no signup required. Sign up for unlimited access to all 31+ AI models through one API on Plugsky.
Last updated Jul 2026. Prices and availability verified at time of writing — check provider pages for current rates.
Example agent
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Agent: Customer Support Agent
Description: Handles product questions and troubleshooting
Tools: ticketing system, knowledge base, escalation
Model: plugsky-pro (or use picker below)Try the AI agents API
Tools, function calling, memory, and orchestration — in one OpenAI-compatible API.
Start Free → AI agents API