Company

Perplexity AI

Primary category

AI Infrastructure, AI Search Tools

Best for

Developers and companies that need web-grounded answers, search retrieval, and citations inside their own applications.

Pricing

Usage-based API pricing through Perplexity's developer platform.

Free plan

API

yes

Open source/open weight

Linked launches

Latest launch date

January 21, 2025

Last verified

2026-06-08

Verification & Sources

Official site Demo

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What It Does

Perplexity introduced Sonar Pro API access for developers building search-grounded AI products with citations and web retrieval.

Official site Official demo Latest launch profile Company profile

AI Infrastructure January 21, 2025

Perplexity introduced Sonar Pro API access for developers building search-grounded AI products with citations and web retrieval.

Free: No API: Yes Open: No

Clear use caseVideo demoBusiness-friendlyDeveloper-friendly

This belongs in the hub because Perplexity is one of the clearest challengers in AI search infrastructure.

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