source: kdnuggets: 5 open source omni ai models that handle text, images, audio, and video
level: technical
nvidia nemotron 3 nano omni 30b a3b reasoning is built for enterprise multimodal understanding. it processes video, audio, images, and text, then generates text responses. the model uses a mamba2-transformer mixture-of-experts architecture with 3b active parameters per token and a 256k-token context window. it targets tasks like video analysis, document intelligence, ocr, chart reasoning, and gui understanding, making it suitable for customer support, media review, and ai assistants.
google gemma 4 12b it is a compact multimodal model for local deployment. it handles text, images, audio, and video inputs and outputs text. its encoder-free design projects raw image patches and audio waveforms directly into the language model via linear layers. with a 256k-token context window, it supports document understanding, visual question answering, audio transcription, and coding. it is efficient for on-device assistants and multilingual tasks.
qwen3-omni 30b a3b instruct is an end-to-end omni model that processes text, images, audio, and video, and responds in text or speech. it uses a thinker-talker design for reasoning and low-latency speech output. the model supports real-time streaming, 119 text languages, and 19 speech input languages. it is suited for voice assistants, video understanding, and audio-visual dialogue. minicpm-o 4.5 is a 9b-parameter model for full-duplex multimodal streaming. it can process continuous video and audio while generating text and speech simultaneously. it supports proactive interaction, high-resolution images, and high-fps video. the model runs on gpus and edge devices via llama.cpp, ollama, and vllm, making it practical for live assistants and document parsing.
why it matters: these models reduce the need for multiple separate systems, lowering latency and complexity for real-time multimodal ai applications.
source: kdnuggets: 5 open source omni ai models that handle text, images, audio, and video