Compare GPT-5.4 Image 2 from OpenAI and MiMo-V2-Pro from Xiaomi on key metrics including benchmarks, price, context length, and other model features. Access both models and hundreds of others through the OpenRouter API.
GPT-5.4 Image 2 and MiMo-V2-Pro are available through the OpenRouter API, so switching between them takes a model slug change rather than a new integration.
GPT-5.4 Image 2, from OpenAI, has a 272,000-token context window and is priced at $8/M tokens input, $30/M tokens output on OpenRouter.
MiMo-V2-Pro, from Xiaomi, has a 1,048,576-token context window and is priced by the provider serving it on OpenRouter.