Neither Buddy by NerualWave nor Blender Copilot offers a free trial.
Pricing for Buddy by NerualWave Starts at $10.99/month whereas for Blender Copilot Starts at $27.22/month.
Blender Copilot offers several advantages, including Automates 3D modeling tasks, Creates complex environments effortlessly, Beginner and experienced user friendly, Commands through natural language, Texture and material generation and many more functionalities.
The cons of Blender Copilot may include a Paid lifetime licensing, Possibly confusing for beginners, No free trial available, Limited to Blender software. and Add-on installation process