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Sonar Reasoning Pro

Sonar Reasoning Pro combines the deepest web retrieval in the Sonar family with chain-of-thought reasoning to return well-sourced, structured answers within a context window of 127K tokens.

Reasoning
index.ts
import { streamText } from 'ai'


const result = streamText({
  model: 'perplexity/sonar-reasoning-pro',
  prompt: 'Why is the sky blue?'
})
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Providers

Route requests across multiple providers. Copy a provider slug to set your preference. Visit the docs for more info. Using a provider means you agree to their terms, listed under Legal.

Provider
Context
Latency
Throughput
Input
Output
Cache
Web Search
Per Query
Capabilities
ZDR
No Training
Release Date
Perplexity
Legal:Terms
•
Privacy
127K
8.5s
116tps
$2.00/M$8.00/M
$6/K*
—
02/19/2025