How to Grab Free Ling-3.0-Flash-Fin and HY 4 Preview

Want to test two new AI models without spending anything? Two limited-time free access windows just opened: Ling-3.0-Flash-Fin is free for 30 days, and HY 4 Preview is free for two weeks.

Both are ready to use right now, and the second one needs no API key setup. Here's how to grab both.

Tutorial

1. Visit https://novita.ai. This is where Ling-3.0-Flash-Fin lives.
2. Start prompting Ling-3.0-Flash-Fin to test its financial and reasoning intelligence. The free window runs for 30 days.
3. Visit https://workbuddy.ai. This is the home of HY 4 Preview.
4. Download and register for WorkBuddy. No API key setup is needed — HY 4 Preview is ready out of the box.

Wrapping Up

You now have two free models to experiment with: one for high-speed financial reasoning, one that works without configuration. Both offers expire, so start testing before the windows close.