Skip to content
Alpha
  • Models
  • Rankings
  • Ori

Footer

OpenRouterOpenRouter
© 2026 OpenRouter, Inc

Product

  • Chat
  • Rankings
  • Benchmarks
  • Apps
  • Discover
  • Models
  • Ori
  • Collections
  • Providers
  • Tools
  • Pricing
  • Business
  • EU routing
  • Enterprise
  • Labs

Company

  • About
  • Blog
  • Careers
    Hiring
  • Privacy
  • Terms of Service
  • Trust Center
  • Support
  • Works With OR
  • Data
  • Brand

Developer

  • Documentation
  • API Reference
  • Developer Platform
  • Status
  • AI Site Map

Connect

  • Discord
  • GitHub
  • LinkedIn
  • X
  • YouTube
Favicon for perplexity

Perplexity: Sonar Reasoning

perplexity/sonar-reasoning

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.

Modalities
Context
127K
Released
Jan 29, 2025
ActivityFAQExplore

Activity

Token volume and request traffic to this model over time.

Not currently available through EU in-region routing. In-region routing docs

Explore more models

AI Model RankingsRanking

Frequently asked questions

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.

Sonar Reasoning has a 127,000 token context window.

Decider Flash V1.2, Decider V1.2, Sonar Pro Search and 4 more are other text models from Perplexity.

Sonar Reasoning was released on January 29, 2025.