Which is cheaper, ChatGPT or Perplexity?

ChatGPT starts at Free / $20/mo. Perplexity starts at Free / $20/mo.

What is ChatGPT best at?

ChatGPT is strongest at widest feature set, huge plugin/GPT ecosystem, voice mode.

Perplexity is strongest at citations on every claim, good for research, follow-up threading.

Our pick

ChatGPT wins

Starts at $20/mo — better value for most users.

by OpenAI

OpenAI's flagship assistant. Strong at general reasoning, writing, code. GPT-4o free, GPT-5 + o3 on Plus ($20/mo).

Free / $20+

Try ChatGPT →

by Perplexity AI

AI-powered search engine. Every answer comes with sources. Pro ($20/mo) unlocks GPT-5, Claude Opus, and Perplexity Spaces.

Free / $20+

Try Perplexity →

Feature	ChatGPT	Perplexity
Vendor	OpenAI	Perplexity AI
Category	Conversational AI	AI Search
Free tier	Yes	Yes
Starting price	Free / $20/mo	Free / $20/mo
Strengths	widest feature set, huge plugin/GPT ecosystem, voice mode	citations on every claim, good for research, follow-up threading
Weaknesses	rate-limited on free tier, no transparent sources	weaker pure chat, some sources low-quality

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