Compare Cogito v2.1 671B from deepcogito and Sonar Pro Search from Perplexity 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 Sonar Pro Search 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.
Sonar Pro Search, from Perplexity, has a 200,000-token context window and is priced at $3/M tokens input, $15/M tokens output on OpenRouter.