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Put 2–4 AI products side by side: rating, China availability, pricing tier, open source, self-hosting, capability tags, pros and cons.

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GeminiPerplexity

Compare AI products	Gemini Visit Site	Perplexity Visit Site
Rating	9.6	9.6
Category	Chat models	Search & research
Vendor	Google	Perplexity AI
Started	2015	2022
Region	Global	Global
China availability	Overseas access	Overseas access
Pricing tier	Free tier	Free tier
Current flagship	Gemini 3.8 Flash / 2.5 Pro	Perplexity Pro / Deep Research
Open source	No	No
Self-hostable	No	No
Capability tags	Long contextMultimodalLow costEnterprise ready	Cited searchRealtime info
Latest release	Sep 2026 · Gemini 3.8 Flash	Jul 2026 · GPT-5.6 / Claude 5 routing
Strengths	Up to 2M token native context window with near-zero needle-in-haystack loss Deep integration with Google Workspace, Docs, YouTube, and Android ecosystems	Gold standard AI search engine; live web retrieval with precise cited references Pro Search & Deep Research multi-step reasoning with switchable frontier backends
Caveats	Occasional tone variations in very long bilingual generations	Subject to source site indexing and paywalled/anti-scraping limitations

Timelines are compiled from public sources and may lag. Check official sites, pricing, and changelogs before you buy or integrate. Not investment advice.