EmbeddingGemma 2 is Google's sub 1B open multimodal embedding model for semantic retrieval across text, code, images, video and audio in a shared 768 dimensional vector space.
OpenAI GPT-5.4 is a frontier foundation model combining advanced reasoning, coding capabilities, and native computer use. Features 1M token context, tool search efficiency, and agentic workflow support via API and ChatGPT.