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Perplexity AI

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Perplexity AI is an American AI company that has developed an innovative AI-powered conversational search engine combining large language models with real-time web search capabilities. Unlike traditional search engines that return links, Perplexity processes user queries by understanding natural language, searching live web sources, synthesizing information with AI, and providing direct, cited answers with proper source references. The platform maintains context across multiple queries and is valued at $18 billion with approximately 1,600 employees, positioning itself as 'a direct line to the world's knowledge — compressed, cited, and made clear.'

Browse 17 LLM models available from Perplexity AI. Compare prices and features.

Models (17)

Organization Model Name Original Model Input Output Free
Perplexity
Perplexity Sonar Deep Research sonar-deep-research $2.00 $8.00
Perplexity
Perplexity Sonar Pro sonar-pro $3.00 $15.00
Perplexity
Perplexity Sonar Reasoning Pro sonar-reasoning-pro $2.00 $8.00
Perplexity
Perplexity Sonar sonar $1.00 $1.00
DigitalOcean Claude Haiku 4.5 anthropic/claude-haiku-4-5 - -
DigitalOcean Claude Opus 4.5 anthropic/claude-opus-4-5 - -
DigitalOcean Claude Opus 4.6 anthropic/claude-opus-4-6 - -
DigitalOcean Claude Opus 4.7 anthropic/claude-opus-4-7 - -
DigitalOcean Claude Opus 4.8 anthropic/claude-opus-4-8 - -
DigitalOcean GPT-5 openai/gpt-5 - -
DigitalOcean GPT-5 mini openai/gpt-5-mini - -
DigitalOcean GPT-5.2 openai/gpt-5.2 - -
DigitalOcean GPT-5.4 openai/gpt-5.4 - -
DigitalOcean GPT-5.4 mini openai/gpt-5.4-mini - -
DigitalOcean GPT-5.4 nano openai/gpt-5.4-nano - -
DigitalOcean GPT-5.5 openai/gpt-5.5 - $0.00
Nvidia
Nvidia NVIDIA Nemotron 3 Super nvidia/nemotron-3-super-120b-a12b - -