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.

Back to discovery

DIRECTORY / COMPARE

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	fastapi_mcp	mcp-agent
Type	Agent	Agent
Region	Global	Global
Pricing	Free	Free
Pricing detail	Unverified	Unverified
Access	No login	No login
Free quota	Unverified	Unverified
Platforms	Unverified	Unverified
Chinese support	No	No
Open source	Yes	Yes
Best for	开发者	开发者
Not for	Unverified	Unverified
Typical tasks	Unverified	Unverified
Strengths	Unverified	Unverified
Limitations	Unverified	Unverified
Context length	Unverified	Unverified
Capabilities	Unverified	Unverified
Model API price	Unverified	Unverified
Verification	Unverified	Unverified
Source	Unverified	Unverified

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