Perplexity: sonar-reasoning-pro:free
sonar-reasoning-pro:free
127K context128K outReasoningWeb search
Released Mar 7, 2025Updated Mar 7, 2025
Sonar Reasoning is a reasoning model provided by Perplexity based on DeepSeek R1. It allows developers to utilize long chain of thought with built-in web search. Sonar Reasoning is uncensored and hosted in US datacenters.
Mode chatTokenizer Other
All providers for this model are busy right now
Every upstream provider has hit its rate limit. The model comes back automatically once limits lift, usually within hours. Try again in a little while or switch to another model.
Request this model on DiscordPricing
Input price
$0.00/ 1M tokens
Output price
$0.00/ 1M tokens
Context window 128K tokensCompatible endpoints openaiVendor Perplexity
Performance
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Usage & Ranking
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Supported parameters
All providers = every upstream serving this model supports it. Some providers = depends on which upstream handles the request. Default = the value sent when you leave the parameter unset.
| Parameter | Providers | Default |
|---|---|---|
| frequency_penalty | All providers | - |
| include_reasoning | All providers | - |
| max_tokens | All providers | - |
| presence_penalty | All providers | - |
| reasoning | All providers | - |
| temperature | All providers | - |
| top_k | All providers | - |
| top_p | All providers | - |
| web_search_options | All providers | - |