Neither FreeWilly2 nor OppenheimerGPT offers a free trial.
Pricing details for both FreeWilly2 and OppenheimerGPT are unavailable at this time. Contact the respective providers for more information.
FreeWilly2 offers several advantages, including Open-source, Fine-tuned with Llama2 70B, Auto-regressive techniques, Supervised training, Uses HuggingFace Transformers and many more functionalities.
The cons of FreeWilly2 may include a Specific prompt format required, Potential language biases, Not a source of truth, Intended for research only. and Only in English
OppenheimerGPT offers several advantages, including Simultaneous ChatGPT and Bard use, Menubar app for Mac, Mirrors prompts to both tools, Multiple menubar instances, Super-human keyboard shortcuts and many more functionalities.
The cons of OppenheimerGPT may include a MacOS exclusive, No Windows support, No Linux support, No data storage option. and May lack updates