Use JMA with your AI.
Connect your account once and let the AI you already use work with it, without building another integration. Japan Meteorological Agency official live data: recent earthquakes with seismic intensity (0-7 scale), per-city intensity reports, active weather warnings for a
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Works with modern AI clients that support MCP, including ChatGPT, Claude, Cursor, and more.
Complete set · 6 capabilities
The complete JMA capability set.
These are the exact actions your AI can choose when you ask it to work with JMA.
01-03
3 capabilities in this set.
Part of 6 available through JMA.
- 01
Get recent earthquakes
Some entries are tsunami-related bulletins. Filter client-side by region or magnitude as needed. List recent Japan earthquakes with epicentre, magnitude and max seismic intensity (JMA official)
- 02
Get earthquake detail
Japanese original with structure intact. Get full JMA report for one earthquake (cities with seismic intensity, epicentre details)
- 03
Get weather warnings
HeadlineText summarises current warnings in Japanese; status values like 継続 (ongoing), 発表 (issued), 解除 (released). Empty warnings array = all clear. Get ACTIVE JMA weather warnings and advisories for a prefecture (weather + earthquake early warning areas)
04-06
3 capabilities in this set.
Part of 6 available through JMA.
- 04
Get weather forecast
Areas are sub-prefecture regions with codes (Tokyo 130000 → 東京地方 130010, 伊豆諸島 130020...). weatherCodes map to icons: 100=clear, 200=cloudy, 300=rain, 400=snow, 2xx/3xx variants. combine with warnings for safety briefings. Get official JMA weather forecast (3 days + weekly) for a prefecture area
- 05
List office codes
Japan has 47 prefectures but 46 offices (Hokkaido is split: 011000 Sapporo, 012000 Hakodate, 013000 Asahikawa, 014100 Kushiro/Obihiro; Okinawa = 471000). Reference table of JMA prefecture office codes (46 offices incl. Hokkaido split and Okinawa)
- 06
Get disaster feed
G. 震源・震度に関する情報 = epicentre/intensity info, 火山の状況 = volcano status, 津波警報 = tsunami warning), update times and detail XML paths. Use to catch events that have no earthquake-list entry yet (volcanic activity, tsunami advisories). Browse the JMA real-time disaster feed (earthquakes, volcano bulletins, tsunami) as a structured list
One connector, every AI
JMA works with the most popular AI clients.
These are the most popular clients, each with a step-by-step guide: one link, set up once, with governance and visibility built in. And because everything runs on the MCP standard, the same connection also works in any other compatible client — nothing to rebuild.
Claude
ChatGPT
Gemini
Perplexity
Grok
Microsoft Copilot
Cursor
VS Code
Windsurf
JetBrains
Cline
LangChain
Vercel AI SDK
Lovable
Z.ai
Raycast
Qwen Code
Kimi Code
Le ChatBuilding your own app? The connector is yours to use.
You don't need a client to put JMA to work: the same hosted connection plugs into your own applications and agent code, with the same governance on every request. Build with it, chat with it — one connection for both.
Connect your client
One URL. Every client.
Activate the Connector, copy your link, and paste it into the client you already use. 6 capabilities arrive ready to run.
Preview access · not provider authentication
The vk_preview_* token belongs to Vinkius preview infrastructure. It lets Claude discover and display the capabilities of JMA, so you can see the experience inside your AI.
It does not authenticate your account with JMA. Actions requiring credentials or live account data may not run until you activate the Connector and authorize the service.
JMA Connector
You're all set. Choose your MCP client and follow the setup instructions.
https://edge.vinkius.com/vk_preview_CGOlFj2dMNZR654G0xsgAuy69Dq07j2hmKVHEvG2/mcpClaude Desktop
Follow the steps below to connect in seconds.
- 1In Claude Desktop, open Settings → Connectors.
- 2Click “Add custom connector” and paste the connector link above as the remote MCP server URL.
- 3Click Add and start a new chat — JMA capabilities are ready to use.
{
"mcpServers": {
"jma-japan-earthquake-weather-mcp": {
"url": "https://edge.vinkius.com/vk_preview_CGOlFj2dMNZR654G0xsgAuy69Dq07j2hmKVHEvG2/mcp"
}
}
}
Claude
ChatGPT
Cursor
VS Code
Windsurf
Claude Code
JetBrains
Cline
Step-by-step instructions for each client are in the guide. How to connect
Guided setup for Claude? link.label
FAQ
Questions JMA owners ask.
- 01
Do I need an API key or registration?
No. This MCP reads the same JSON/XML endpoints the official jma.go.jp portal uses. fully public, no authentication.
- 02
Why is JMA better than USGS for Japan earthquakes?
JMA measures the Shindo seismic-intensity scale (0-7) at thousands of stations across Japan. two quakes with the same magnitude can have very different intensity. It also issues the official Japanese warnings, volcanic bulletins and tsunami notices. USGS reports magnitudes globally; JMA reports what people actually feel.
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