Perplexity's advanced reasoning model with web search.
LLM Gateway routes requests to the best providers that are able to handle your prompt size and parameters.
Perplexity's advanced reasoning model with web search. You can access it through LLM Gateway's OpenAI-compatible API with automatic provider routing, fallback, and cost analytics.
Pricing for Sonar Reasoning Pro on LLM Gateway starts at $2.00 per million input tokens and $8.00 per million output tokens, depending on the provider. The pricing table above always reflects the current per-provider rates.
Sonar Reasoning Pro supports a context window of up to 128,000 tokens on its largest provider deployment.
Sonar Reasoning Pro is served by Perplexity through LLM Gateway. Requests are automatically routed to the best available provider, with fallback when a provider has issues.
Sonar Reasoning Pro supports structured JSON outputs, but not tool calling.
Sonar Reasoning Pro was released on March 7, 2025.