SpeakGPT is a mobile AI assistant application for Android that provides voice-based interactions powered by large language models. The app supports a range of AI providers and models including OpenAI GPT variants, LLAMA, MIXTRAL, Gemma, Gemini Vision, and image generation via DALL-E. It also integrates Whisper for speech-to-text capabilities, allowing users to interact with AI models through voice input. The project includes both a mobile app and web interface.