Dify
Sandbox cloud plan with 200 message credits; free open-source Community edition.
AI Agents
What you get
200 message credits to try models from OpenAI, Anthropic, Gemini, xAI and Tongyi, then switch to your own API key; 5 apps.
How to get it
Start for free on dify.ai, or self-deploy the Community edition with Docker.
What it requires
Not stated by vendor
The catch
The 200 message credits are for trying it out; after that you use your own API key. The self-hosted Community edition must comply with the Dify Open Source License.
From the official page ยท checked 2026-10-14
Compared in: Best free AI agent tools