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Sonar

Sonar is an AI model made by Perplexity AI Inc.. Perplexity AI Inc. released it on January 2025. Perplexity AI Inc. retired it on 27 September 2026.

Perplexity AI Inc.

Sonar is an AI model made by Perplexity AI Inc.. Perplexity AI Inc. released it on January 2025. Perplexity AI Inc. retired it on 27 September 2026. It takes text and returns text.

Released
January 2025 — docs.perplexity.ai, read 16 October 2026
Status
Not confirmed: two readings disagree: retired and deprecated
Takes
Text — docs.perplexity.ai, read 16 October 2026
Returns
Text — docs.perplexity.ai, read 16 October 2026
Open weights
Not confirmed: The maker's pages reviewed do not state whether this Sonar model's weights are open.
Licence
Not confirmed: No licence name for this model is printed on the maker's pages reviewed.
Context window
Not confirmed: The maker's pages reviewed do not print a context-window value for Sonar; the stated larger context window refers to Sonar Pro.
Longest answer
Not confirmed: The maker's pages reviewed do not print a maximum output-token value for Sonar.
Knowledge cutoff
Not confirmed: The maker's pages reviewed do not state a knowledge-cutoff date for Sonar.
API price, input
Not confirmed: The current maker pricing page does not list a Sonar input-token price; Sonar tiers retired on September 27, 2026.
API price, output
Not confirmed: The current maker pricing page does not list a Sonar output-token price; Sonar tiers retired on September 27, 2026.
Where
Not confirmed: The maker says Sonar tiers retired on September 27, 2026; the pages reviewed do not establish a current availability location for this retired model.
Parameters
Not confirmed: The maker's pages reviewed do not publish a parameter count for Sonar.
Model card
Not confirmed: No maker-hosted model card or system card for this Sonar model was located in the pages reviewed.

Questions

When was Sonar released?

Perplexity AI Inc. released Sonar on January 2025.

What does Sonar take and return?

Sonar takes text and returns text.

More from Perplexity AI Inc.

Sources

  1. Changelog (read 16 October 2026)
  2. Introducing the Sonar Pro API by Perplexity (read 16 October 2026)
  3. Migrate from Sonar to the Agent API (read 16 October 2026)
  4. How to migrate from Sonar (read 16 October 2026)
  5. Agent API: Build with LLMs, the Web, and Agents (read 16 October 2026)
  6. Migrate from Sonar to the Agent API (read 4 November 2026)

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