Perplexity Sonar — Lightweight AI answer engine
Perplexity

Perplexity Sonar

Lightweight AI answer engine with real-time web search

Sonar is Perplexity's lightweight, cost-effective search model optimised for quick, cited answers, with three search modes (High/Medium/Low).

Key features

Perplexity Sonar · AI Models

Context window 128K tokens
Released 2026
Pricing $1 / 1M tokens (input + output)
Key features

Perplexity Sonar

Sonar is Perplexity's lightweight, cost-effective search model optimised for quick, cited answers, with three search modes (High/Medium/Low).

Key features

  • Real-time web search with inline citations.
  • Three search modes: High, Medium, Low.
  • 128K-token context window.
  • $1 per 1M input/output tokens.
Best for

Best for

Pick Sonar for cheap, fast, cited answers to factual queries — chatbots, research helpers, and any UX that benefits from grounded responses.

Frequently Asked Questions

Does Perplexity Sonar show citations?

Yes — every Sonar answer includes inline citations linking to the specific web sources used, so you can instantly verify any claim in the response.

What are the search depth modes in Sonar?

Sonar offers High, Medium and Low search depth modes. High searches more sources for better accuracy; Low is faster and cheaper for simple factual queries.

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Sonar is Perplexity's lightweight, cost-effective search model optimised for quick, cited answers, with three search modes (High/Medium/Low).

Open Chat