Tech MiniMax teases upcoming M3 model with new sparse attention mechanism and 15.6X long-context response speed boost davidt76May 27, 202600 views MiniMax teases upcoming M3 model with new sparse attention mechanism and 15.6X long-context response speed boost Vercel Security Checkpoint | sfo1::1779967649-fbvFOe7ywmSd2X4CLMQcWNbbxmcw9aNU