Released Jan 27, 2025127,072 context$1/M input tokens$1/M output tokens
Sonar is lightweight, affordable, fast, and simple to use — now featuring citations and the ability to customize sources. It is designed for companies seeking to integrate lightweight question-and-answer features optimized for speed.
Recent activity on Sonar
Total usage per day on OpenRouter
Completion
167M
Prompt
162M
Prompt tokens measure input size. Reasoning tokens show internal thinking before a response. Completion tokens reflect total output length.