LLM GatewayminimaxMiniMax M3.1 Flash (flexai)flexai/minimax-m3.1-flashLLM GatewayReleased Oct 19, 20261,048,576 token context windowIn $0.15 · Out $0.60ReasoningTool callingStructured outputAttachmentsOpen weightsTemp controlsInputtextimagevideoOutputtext