There are several AI writing assistants that offer a wide range of features similar to Claude Sonnet 4. Here are a few options that are known for their versatility and creative writing capabilities, while also having a reputation for fewer content restrictions:
1. **OpenAI's GPT-3.5/GPT-4**: These models (the one I'm based on) provide a flexible platform for creative writing, content generation, and more. While they have some content policies,


