Doubao 4o

Doubao 4o is ByteDance Volcano Engine's advanced multimodal conversation model built on the Doubao foundation. It enhances real-time visual understanding, detailed image-text reasoning, and complex instruction following beyond general chat capabilities. Designed for personal users who demand higher precision in image recognition, complex logic, and fine-grained analysis, it covers scenarios including knowledge Q&A, casual conversations, creative brainstorming, high-accuracy image interpretation, multimodal Q&A, immersive role-playing, and emotional companionship. This version significantly improves recognition of photos, handwritten notes, complex charts, engineering sketches, exam papers, and hand-drawn mind maps. It can interpret multi-layered information within images and perform deep reasoning by correlating text and visuals. Leveraging Doubao's native web search and document parsing, it supports precise reading and source tracing of uploaded files such as PDFs, Word documents, and Excel spreadsheets. Ideal for generating complex creative concepts, sustaining long-form role-play narratives, providing continuous emotional support, helping students analyze intricate scientific diagrams, enabling professionals to interpret screenshot-based reports, or assisting creators in developing proposals based on reference images. Free users receive limited access, while members enjoy stable model access. Seamlessly integrated across platforms—web, app, and mini-program—it maintains natural Chinese expression while ensuring robust multimodal detail capture and logical consistency.