Compare Cogito v2.1 671B from deepcogito and GPT-5.1 Chat 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.
Cogito v2.1 671B and GPT-5.1 Chat are available through the OpenRouter API, so switching between them takes a model slug change rather than a new integration.
Cogito v2.1 671B, from deepcogito, has a 128,000-token context window and is priced by the provider serving it on OpenRouter.
GPT-5.1 Chat, from OpenAI, has a 128,000-token context window and is priced by the provider serving it on OpenRouter.