Compare Llama 4 Maverick from Meta Llama and GPT-5.5 from OpenAI on key metrics including benchmarks, price, context length, and other model features. Access both models and hundreds of others through the OpenRouter API.
Llama 4 Maverick and GPT-5.5 are available through the OpenRouter API, so switching between them takes a model slug change rather than a new integration.
Llama 4 Maverick, from Meta Llama, has a 1,048,576-token context window and is priced at $0.1875/M tokens input, $0.6525/M tokens output on OpenRouter.
GPT-5.5, from OpenAI, has a 1,050,000-token context window and is priced at $5/M tokens input, $30/M tokens output on OpenRouter.