ChatGPT vs Perplexity
Pick up to 4 tools and see their free plans, entry prices, platforms and limits in one table. Every fact comes from each vendor's own pages, checked 16 October 2026.
Written head to head: ChatGPT vs Perplexity, with when to choose each side.
| Compared on | ||
|---|---|---|
| What it is | OpenAI's AI chat assistant for writing, research, images, voice and coding | AI answer engine that replies with cited sources from the web |
| Free plan | Unlimited text chats with GPT-5.6 Luna (subject to abuse guardrails); limited uploads, image generation, voice chats, deep research, memory and Codex access | Limited daily usage, basic AI models and citations in every answer; limited web answers, file uploads and asset generation; no video generation, app connectors or Computer credits |
| Cheapest paid plan | $8/mo (Go)ChatGPT pricing | $17/mo billed annually (Pro)Perplexity pricing |
| What it covers | Go may include ads. Plus is $20/month. OpenAI's FAQ says Go and Plus are sold as monthly plans; annual plans are for Business and Enterprise. | $200 a year on annual billing; the developer API is billed separately, per token and per request. |
| Free trial | None stated | None stated |
| Platforms | Web, iOS, Android, macOS | Web, API |
| Integrations (vendor's figure) | Not stated | 400+ app connectors |
| Open source | No | No |
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| Made by | OpenAI | Perplexity AI |