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Perplexity

Real-time web search, web-grounded answers and research for agents and apps.

Updated Sep 27, 2026

Overview

Perplexity's API platform brings real-time, web-wide research and Q&A to your products. The Search API returns ranked web results; the Agent API answers and researches with web search using models from several providers; the Router and Embeddings APIs cover open-weight models and embeddings. Sonar Chat Completions was replaced by the Agent API and reached its end of support on September 27, 2026.

The hosted MCP server offers perplexity_search, perplexity_ask, perplexity_research and perplexity_reason. It signs in with your Perplexity account and bills tool calls to the API organization you pick, which you must administer. The pplx CLI returns Search API results and page snippets as JSON.