CheckChinaTransit — China 24/240-Hour Visa-Free Transit Compliance Engine MCP Server

by checkchinatransit Your server? Claim it

answering

CheckChinaTransit — China 24/240-Hour Visa-Free Transit Compliance Engine is answering right now. Last checked 14 min ago. It exposes 8 tools.

Verify China 240-hour (formerly 144h) visa-free transit eligibility, ports & third-country routes.

Uptime history 14 hours of history

14 hours agonow

100.0%

Uptime 24h

50 of 50 checks

Tools

read from the server

125 ms

Response time

average over 24h

open, no key

Access

streamable-http

Nothing serious here today

Today is the operative word: we check CheckChinaTransit — China 24/240-Hour Visa-Free Transit Compliance Engine every 15 minutes and re-read its code on every release. Watch it and you find out the day that stops being true.

Connect this server

Endpoint below is the one we actually reach during checks — not the one copied from a README. Last verified 14 min ago.

Claude Code Claude Desktop Codex Cursor VS Code

run in your terminal

claude mcp add mcp --transport http https://checkchinatransit.com/api/mcp

Settings → Connectors → Add custom connector, then paste this address

https://checkchinatransit.com/api/mcp

~/.codex/config.toml

[mcp_servers.mcp]
url = "https://checkchinatransit.com/api/mcp"

.cursor/mcp.json

{
  "mcpServers": {
    "mcp": {
      "url": "https://checkchinatransit.com/api/mcp"
    }
  }
}

.vscode/mcp.json

{
  "servers": {
    "mcp": {
      "type": "http",
      "url": "https://checkchinatransit.com/api/mcp"
    }
  }
}

Available tools 8

Read directly from the server with tools/list, grouped by what they act on. If a tool disappears, we record the date.

lookup

lookup_china_transit_port_zone

Look up permitted stay regions and approved entry/exit airports, seaports, and rail ports for Beijing-Tianjin-Hebei, Shanghai-Jiangsu-Zhejiang, Guangdong, Chengdu, Chongqing, Xi’an, and 24 provinces.

lookup_china_visa_photo_specs

Retrieve official Chinese Embassy COVA digital visa photo and physical print dimensions (33mm x 48mm, head height 28-33mm, pure white RGB 255,255,255 background).

24hour

check_24hour_direct_transit_rules

Check rules for the 24-hour visa-free transit policy available to almost all nationalities, including multi-stop domestic transfers within 24 hours and airport-specific exemptions.

airline

get_airline_checkin_boarding_checklist

Generate the mandatory printed document checklist required at airline check-in desks and China Immigration Temporary Entry Permit counters to prevent erroneous denied boarding.

calculate

calculate_transit_stay_deadline

Calculate the exact legal departure deadline under China Immigration midnight-next-day counting rules (00:00 the day following arrival) for 240-hour / 144-hour transit stays.

china

check_china_twov_nationality_eligibility

Verify whether a passport nationality qualifies for China 240-hour (upgraded from 72/144-hour) Visa-Free Transit (TWOV) and 24-hour direct airside transit.

compare

compare_twov_vs_unilateral_30day_visa_free

Compare whether a traveler can use China’s 30-day unilateral visa-free entry (allows round-trip flights) vs 240-hour TWOV (requires third-country onward ticket).

validate

validate_third_country_itinerary_rule

Validate whether a flight routing (Origin Country/Region A -> Mainland China B -> Destination Country/Region C, including Hong Kong, Macau, or Taiwan) satisfies strict NIA TWOV third-region rules vs round-trip disqualification.

Endpoints

URL	Transport	State	Latency	Checked
https://checkchinatransit.com/api/mcp	streamable-http	answering	132 ms	14 min ago

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CheckChinaTransit — China 24/240-Hour Visa-Free Transit Compliance Engine — questions

Answers built from our own checks of this server.

What can CheckChinaTransit — China 24/240-Hour Visa-Free Transit Compliance Engine do?

It exposes 8 tools, read directly from the server on our last check. Among them: calculate_transit_stay_deadline, check_24hour_direct_transit_rules, check_china_twov_nationality_eligibility, compare_twov_vs_unilateral_30day_visa_free, get_airline_checkin_boarding_checklist, lookup_china_transit_port_zone and 2 more. The full list with descriptions is on this page — we take it from the server itself via tools/list, not from a README. How MCP servers expose tools in the first place →

Is CheckChinaTransit — China 24/240-Hour Visa-Free Transit Compliance Engine working right now?

We send a real MCP handshake every 15 minutes. Over the last 24 hours 50 of 50 checks got a reply (100.0%), average response time 125 ms. The bar chart above shows every period we have measured.

How do I connect CheckChinaTransit — China 24/240-Hour Visa-Free Transit Compliance Engine?

Copy the ready config from this page. We generate it for Claude Code, Claude Desktop, Codex, Cursor and VS Code, each in the form that client actually reads. It is a remote server, so there is nothing to install — the client connects to the address.

Does CheckChinaTransit — China 24/240-Hour Visa-Free Transit Compliance Engine need an API key?

No. CheckChinaTransit — China 24/240-Hour Visa-Free Transit Compliance Engine completed a full MCP handshake with us as an anonymous client and listed its tools without asking for anything. All 8 of them are readable on this page. This is what we observed, not what the docs claim.

How fast is CheckChinaTransit — China 24/240-Hour Visa-Free Transit Compliance Engine?

It answers our handshake in 125 ms on average, which is faster than 88% of all working MCP servers we measure. That puts it in the quick quarter of the ecosystem. The comparison comes from our own checks across the whole registry, every 15 minutes.