Use FadaDa / 法大大 with your AI.
Connect your account once and let the AI you already use work with it, without building another integration. Leading digital signature and contract platform in China. manage sign flows, templates, and documents via AI.
Developed, maintained, and hosted by Vinkius.
MCP VERIFIED · PRODUCTION READY · VINKIUS GUARANTEED
Waiting for input…
Works with modern AI clients that support MCP, including ChatGPT, Claude, Cursor, and more.
Complete set · 10 capabilities
The complete FadaDa / 法大大 capability set.
These are the exact actions your AI can choose when you ask it to work with FadaDa / 法大大.
01-04
4 capabilities in this set.
Part of 10 available through FadaDa / 法大大.
- 01
Create fadada sign flow
Create a new sign flow
- 02
Get fadada org info
Get organization details
- 03
Get fadada sign flow
Get sign flow details
- 04
List fadada sign flows
List sign flows
05-07
3 capabilities in this set.
Part of 10 available through FadaDa / 法大大.
- 05
Start fadada flow
Start sign flow
- 06
Add fadada docs
Add documents to flow
- 07
Add fadada signers
Add signers to flow
08-10
3 capabilities in this set.
Part of 10 available through FadaDa / 法大大.
- 08
Download fadada docs
Download flow documents
- 09
Get fadada execute URL
Get signature URL
- 10
List fadada templates
List sign templates
Observed, not estimated
898ms average. Fast in production.
FadaDa / 法大大 is checked daily against the live service.
- Fastest day
- 731ms
- Slowest day
- 1140ms
- 14-day trend
- Slowing+40%
Connect your client
One URL. Every client.
Activate the Connector, copy your link, and paste it into the client you already use. 10 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 FadaDa / 法大大, so you can see the experience inside your AI.
It does not authenticate your account with FadaDa / 法大大. Actions requiring credentials or live account data may not run until you activate the Connector and authorize the service.
FadaDa / 法大大 Connector
You're all set. Choose your MCP client and follow the setup instructions.
https://edge.vinkius.com/vk_preview_2IInobpFPKAcH8l4YZhuBGhwFZuVrw8yd0EiuBxN/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 — FadaDa / 法大大 capabilities are ready to use.
{
"mcpServers": {
"fadada-mcp": {
"url": "https://edge.vinkius.com/vk_preview_2IInobpFPKAcH8l4YZhuBGhwFZuVrw8yd0EiuBxN/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
FAQ
Questions FadaDa / 法大大 owners ask.
- 01
How do I find my FadaDa App ID and Secret?
Log in to the FadaDa Open Platform, create a new application, and you will find your App ID and App Secret in the application credentials section.
- 02
Can I retrieve the signing URL for a participant?
Yes. Use the get_fadada_execute_url capability with the flow ID and the signer's account ID. Your agent will retrieve the unique URL where the participant can perform the signature.
- 03
Is it possible to download the signed documents?
Yes! Once a sign flow is completed, you can use the download_fadada_docs capability to retrieve temporary download links for all documents included in that flow.
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