---
id: "perplexity/sonar-reasoning-pro"
also: ["perplexity/sonar-reasoning-pro", "requesty/perplexity/sonar-reasoning-pro", "vercel/perplexity/sonar-reasoning-pro"]
card_usd_per_m: "2.0 in, 8.0 out, at perplexity"
cheapest_list_usd_per_m: "0.25 in, 2.5 out, at perplexity on vercel"
cheapest_effective_usd_per_m: "0.25 in, 2.5 out, at perplexity on vercel"
context: 128000
max_output: 115200
input: ["text", "image"]
output: ["text"]
released: "2025-03-07"
api: ["/api/v1/chat/completions", "/api/v1/completions", "/api/v1/messages", "/api/v1/responses"]
params: ["frequency_penalty", "include_reasoning", "max_tokens", "presence_penalty", "reasoning", "response_format", "stop", "structured_outputs", "temperature", "top_k", "top_p", "web_search_options"]
endpoints: 3
gateways: "openrouter (1), requesty (1), vercel (1)"
no_training: 2
trains: 0
retains_prompts: 0
---
# Perplexity: Sonar Reasoning Pro

Note: Sonar Pro pricing includes Perplexity search pricing. See [details here](https://docs.perplexity.ai/guides/pricing#detailed-pricing-breakdown-for-sonar-reasoning-pro-and-sonar-pro) Sonar Reasoning Pro is a premier reasoning model powered by DeepSeek R1 with Chain of Thought (CoT). Designed for...