AI X Tool is a Chinese-first directory for discovering AI providers, models, APIs, tools, agents, workflows, learning resources, and benchmarks.

How should I choose an AI tool?

Start with the task, then evaluate capability, price, region, Chinese support, update date, and official links on each resource detail page.

Are the listed prices and capabilities guaranteed?

Listings are maintained from public information and editorial review. Confirm current pricing, limits, and availability on the linked official website before adoption.

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Resource comparison

Compare the same catalog fields side by side. Missing evidence is shown as unverified.

Selection note

A highlighted field is evidence for one decision dimension, not a universal winner. Confirm current pricing, limits, and availability on the official website.

Compare the same catalog fields side by side. Missing evidence is shown as unverified.
Dimension	Notion AI	Perplexity
Type	Tool	Tool
Region	Overseas	Overseas
Pricing	Subscription	Freemium
Pricing detail	Unverified	Unverified
Access	Login required	No login
Free quota	Unverified	Unverified
Platforms	web mac windows ios android	web ios android
Chinese support	Yes	Yes
Open source	No	No
Best for	知识工作者产品经理	知识工作者研究者学生
Not for	Unverified	Unverified
Typical tasks	文档写作会议纪要	带来源搜索行业调研
Strengths	Unverified	Answers include citations Usable without login
Limitations	Unverified	Deep research requires Pro
Context length	Unverified	Unverified
Capabilities	Unverified	Unverified
Model API price	Unverified	Unverified
Verification	UnverifiedChecked 2026-08-28	UnverifiedChecked 2026-08-28
Source	static-curated	static-curated

Compared resources

Compared fields

Type

Region

Pricing

Pricing detail

Access

Free quota

Platforms

Chinese support

Open source

Best for

Not for

Typical tasks

Strengths

Limitations

Context length

Capabilities

Model API price

Verification

Source