OpenAI Deep Research VS Perplexity Deep ResearchResearch Agent

OpenAI Deep Research leads with a score of 100 vs Perplexity Deep Research's 90. Category: Research Agent.

Table of Contents

OpenAI Deep Research vs Perplexity Deep Research - Side-by-Side Comparison

	OpenAI Deep Research	Perplexity Deep Research
Company	OpenAI	Perplexity
Description	[Highest accuracy] o3 model analyzing 100+ sources. PhD-level deep research	[Fast & affordable] Completes in <3 min. Free tier available. 95% citation accuracy
Overall Score	100/100	90/100
Benchmark	100/100	88/100
Popularity	50/100	45/100
Context Length	-	-
Pricing	Pro $200 only	Free 5/day, Pro $20
Pricing Notes	Pro:120/mo Plus/Team:10/mo 5-30 min for detailed reports	Free:5/day Pro:Unlimited+Claude/GPT switching
Key Features	Pro$200:120/mo Plus$20:10/mo 5-30 min completion 100+ source analysis	Free:5/day Pro$20:Unlimited <3 min completion 95% citation accuracy
Pros	Deepest analysis (Humanity's Last Exam 26.6%) Structured report auto-generation File upload support High citation accuracy	Fast completion in <3 min 5 free/day available 95% citation accuracy $20/mo great value
Cons	$200/mo expensive Takes 5-30 minutes US only (as of 2025/1)	Analysis depth behind OpenAI Complex analysis is weak No visual output
Tags	en, api, professional	ja, en, beginner, free-tier
Official Website	https://chat.openai.com	https://www.perplexity.ai