
Connect FadaDa / 法大大 to ChatGPT, Claude and Gemini
Set it up once and it works in ChatGPT, Claude, Cursor, and any other client you love. It all runs safely in the background, so you can relax and focus on what really matters. Handle digital signatures and sign flows through natural conversation.
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.
Your AI does the work. We keep it safe and sound.
No other AI tool gives you this. Your workflow runs in the client you already love, your account stays protected, and you decide what the agent can and cannot do. It is the whole reason to make the switch.
Each Connector lives inside our infrastructure, the same place where your workflow runs. The three things below are already part of it, working quietly in the background so you never have to think about them. Nothing to add, nothing to set up, nothing to worry about.

Each Connector runs inside its own sealed environment.
Each Connector runs inside its own sealed V8 runtime — no access to your files, your system, or other servers. A Connector never sees past its own request.
One switch stops every agent. Instantly.
One action deactivates every Connector, revokes every token, and ends every session at once. AI Governance keeps the record.
Spending limits that pause instead of surprise.
Every user keeps their own connections and credentials, isolated from everyone else. Anything that would cross your spending limit is held for your approval, not billed.
Three controls, built into the layer your AI connects through.
Curated set · 10 capabilities
We ship only the actions that matter.
01-04
4 capabilities in this set.
Part of 10 available through FadaDa / 法大大.
- 01
Create fadada sign flow
This capability starts a new digital signature workflow. Use it to set up the initial structure for a signing task.
- 02
Get fadada org info
This capability pulls your enterprise account details. It provides information about your FadaDa organization and authorization status.
- 03
Get fadada sign flow
This capability retrieves specific details for a single sign flow. Use it to inspect the current state of a particular agreement.
- 04
List fadada sign flows
This capability shows you all active sign flows. It is the fastest way to see what is currently pending or completed.
05-07
3 capabilities in this set.
Part of 10 available through FadaDa / 法大大.
- 05
Start fadada flow
This capability triggers the execution of a sign flow. Use it once your documents and signers are ready to go.
- 06
Add fadada docs
This capability attaches PDF documents to a specific flow. It allows your agent to upload the necessary files for signing.
- 07
Add fadada signers
This capability adds participants to a signature task. Use it to define who needs to sign the documents in a flow.
08-10
3 capabilities in this set.
Part of 10 available through FadaDa / 法大大.
- 08
Download fadada docs
This capability retrieves the files from a completed or active flow. Use it to get copies of signed agreements.
- 09
Get fadada execute URL
This capability generates a direct signature link. Use it to get the specific URL a participant needs to sign a document.
- 10
List fadada templates
This capability displays your available document templates. It helps your agent find the right format for a new contract.
Real work
What teams actually run
Automated Onboarding
An HR manager tells the agent to use an employment template to start a new sign flow for a new hire.
Sales Contract Tracking
A sales rep asks the agent for the status of a pending B2B agreement to follow up with a client.
Rapid Document Distribution
A legal assistant asks the agent for a signature URL to quickly email to a partner.
Compliance Auditing
An operations lead asks the agent to list all completed flows to verify document execution.
Automate a task
Put FadaDa / 法大大 to work on one thing.
Step-by-step automations your AI runs through this Connector: the workflow, the prompts to start with, and the exact capabilities behind each move.
One connector, every AI
FadaDa / 法大大 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 FadaDa / 法大大 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.
Observed, not estimated
904ms average. Fast in production.
FadaDa / 法大大 is checked daily against the live service.
- Fastest day
- 770ms
- Slowest day
- 1168ms
- 14-day trend
- Improving-23%
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
Guided setup for Claude? Set up FadaDa / 法大大 in Claude and other AIs
Who it's for
Built for the work FadaDa / 法大大 owners hand off.
This MCP is built for professionals managing legal and administrative workflows in China.
- 01
Legal Operations
They hand off contract creation and status monitoring to the agent.
- 02
HR Managers
They use the agent to process employment contracts and policy acknowledgments.
- 03
Sales Operations
They coordinate B2B agreements and track client signatures via the agent.
FAQ
Questions FadaDa / 法大大 owners ask.
- 01
How do I connect FadaDa to my AI client?
You subscribe to the MCP through Vinkius and enter your FadaDa App ID and App Secret. Once connected, you can use it immediately in Claude, Cursor, or other compatible clients.
- 02
Can I use this for documents outside of China?
This MCP is specifically designed for FadaDa, which is a leading digital signature platform in China.
- 03
Do I still need to use the FadaDa website?
No. This MCP allows you to perform most core tasks, like creating flows and getting signature URLs, directly through your AI agent.
- 04
What kind of files can I add to a sign flow?
You can add PDF documents to your signature tasks using the add_fadada_docs capability.
- 05
Can my agent see my organization's details?
Yes, the get_fadada_org_info capability allows your agent to retrieve your enterprise account and authorization information.
- 06
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.
- 07
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.
- 08
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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Connect FadaDa / 法大大 to Claude, Cursor, ChatGPT & more
