Skip to content
Vinkius

ShangQian / 上上签 (BestSign) Connector for AI agents.

8 live capabilities

Manage Chinese digital signatures and contract workflows through your AI client.

Live agent request ShangQian / 上上签 (BestSign) / Connector

Waiting for input…

AI Agent

Why people use ShangQian / 上上签 (BestSign)

ShangQian for Automated Chinese Contract Lifecycle Management

This Connector changes that by letting your AI client handle the interaction. You just tell your agent to initiate a contract or check the status of a specific agreement. You get a clear answer in your workspace immediately, cutting out the need to navigate the portal for every single task.

  • Claude
  • ChatGPT
  • Gemini
  • Cursor
  • Visual Studio Code
  • Windsurf

What Vinkius changes

You get a natural language interface for China's primary digital signature platform.

Use it from Claude, ChatGPT, Cursor or another AI client you already have.

One account · 6,100+ Connectors

  1. Real-world use case 01

    HR Onboarding

    An HR lead asks the agent to register a new hire and send them an employment contract for signature.

  2. Real-world use case 02

    Sales Closing

    A sales rep asks the agent to check the status of a sales agreement and get the download link for the signed PDF.

  3. Real-world use case 03

    KYC Auditing

    A compliance officer asks the agent to verify the identity of a new enterprise user to ensure they meet regulations.

Complete set · 8capabilities

The complete ShangQian / 上上签 (BestSign) capability set.

These are the exact actions your AI can choose when you ask it to work with ShangQian / 上上签 (BestSign).

Capability set01 / 02

01—04

4 capabilities in this set.

Part of 8 available through ShangQian / 上上签 (BestSign).

  1. 01 Capability

    Create shangqian contract

    Create a new signature contract. This initializes a document based on one of your pre-defined templates.

  2. 02 Capability

    Get contract details

    Get metadata for a specific contract. This shows you the current status and who has signed so far.

  3. 03 Capability

    Get contract download

    Get a secure download URL. This lets you grab the finalized PDF once all parties have finished.

  4. 04 Capability

    Get user certificate

    Get a specific user certificate. This retrieves the digital certificate for a registered user.

Capability set02 / 02

05—08

4 capabilities in this set.

Part of 8 available through ShangQian / 上上签 (BestSign).

  1. 05 Capability

    Register shangqian user

    Register a new user in the system. This helps you quickly set up new accounts for your team or clients.

  2. 06 Capability

    Sign contract now

    Trigger a signature request. Use this to start the signing process for a specific contract immediately.

  3. 07 Capability

    Upload shangqian template

    Upload a new document definition. This lets you add new contract types to your library for future use.

  4. 08 Capability

    Verify identity v2

    Perform a KYC identity check. Use this to ensure users are who they say they are before they sign.

Set up in minutes

One URL. Then ask ShangQian / 上上签 (BestSign) to work.

Claude and ChatGPT only need the Connector URL. Copy it once, add it in settings, and use ShangQian / 上上签 (BestSign) from the conversation.

Choose your client

Live preview
Advanced clients IDE · CLI

Claude · Web + desktop

Official guide ↗

Connector URL · ready to paste

Streamable HTTP
https://edge.vinkius.com/vk_preview_REnopRM4m6GGCThJg3txDonFts9VRddvbFicXAhb/mcp
  1. Step 01

    Open Connectors

    In Claude Web or Claude Desktop, open Settings and choose Connectors.

  2. Step 02

    Add the URL

    Choose Add custom connector, name it ShangQian / 上上签 (BestSign), and paste the URL above.

  3. Step 03

    Turn it on in chat

    Select +, open Connectors, and enable ShangQian / 上上签 (BestSign) for the conversation.

Where the request belongs

Work ShangQian / 上上签 (BestSign) can move forward.

Built around the request

This is for the operations manager buried in paperwork or the legal lead who needs to track dozens of contracts across different departments without losing their mind.

01

Legal & Compliance Officer

Auditing identity and tracking contract status during high-volume signing periods.

02

HR Operations Manager

Automating the onboarding flow for new hires by triggering signatures for employment contracts.

03

B2B Sales Coordinator

Managing commercial agreements and retrieving signed PDFs for the sales team.

Build the capability set

Add more capabilities.

Each Connector adds new actions and data without changing how you work.

Browse Connectors
eSign (e签宝) logo
01 10 capabilities

eSign (e签宝)

Leading digital signature and contract platform in China. manage sign flows, templates, and documents via AI.

View Connector
Yousign logo
02 12 capabilities

Yousign

Secure electronic signatures for documents and contracts with AI using Yousign V3.

View Connector
DocuSeal logo
03 12 capabilities

DocuSeal

Automate document signing workflows via DocuSeal. manage templates, send signature requests, and track signers directly from any AI agent.

View Connector
Ugosign logo
04 6 capabilities

Ugosign

Sign documents electronically with a platform that supports advanced electronic signatures and complies with European regulations.

View Connector
Eversign (Cloud Electronic Signature) logo
05 2 capabilities

Eversign (Cloud Electronic Signature)

Manage electronic signatures via Eversign. list businesses, create documents, and handle templates directly from any AI agent.

View Connector
DottedSign logo
06 25 capabilities

DottedSign

Automate e-signature workflows via DottedSign. create signing tasks, manage templates, and track document status directly from any AI agent.

View Connector

Bring your own AI

Change the model, client or framework. Keep ShangQian / 上上签 (BestSign) connected.

  • Claude
  • ChatGPT
  • Gemini
  • Cursor
  • VS Code
  • Windsurf
  • ZCode
  • Cline
  • Zed
  • Continue
  • Kiro
  • Roo Code
  • Zencoder
  • Goose
  • Void
  • Augment Code
  • Amp
  • Qodo
  • Tabnine
  • Pieces
  • Sourcegraph Cody
  • JetBrains
  • Warp
  • Amazon Q
  • Antigravity
  • BoltAI
  • Raycast
  • Jan
  • LM Studio
  • AnythingLLM
  • Open WebUI
  • Msty
  • Cherry Studio
  • LibreChat
  • TypingMind
  • Chorus
  • 5ire
  • n8n
  • LangChain
  • LlamaIndex
  • CrewAI
  • Vercel AI SDK

Before you connect

Questions about ShangQian / 上上签 (BestSign).

The practical details behind the request, access and result.

Can the ShangQian MCP handle KYC for Chinese users?

Yes, it allows your agent to perform identity verification and KYC checks directly. This helps you ensure compliance without manual checks.

How do I use ShangQian MCP to create contracts?

You can just tell your agent to create a contract using a specific template name. It will handle the initialization for you.

Can I manage my templates with this Connector?

Yes, you can list, audit, and upload new contract templates to your library using natural language.

Does ShangQian MCP work for enterprise users?

It supports both personal and enterprise user registration. Your agent can manage these accounts as needed.

How do I get the final signed documents?

Once a contract is finished, you can ask your agent for the download link. It will retrieve the secure URL for the PDF.

Is this Connector good for high-volume contract signing?

It's built for it. It's designed to handle multiple contracts and users efficiently, making it great for HR or legal teams.

How do I find my ShangQian Developer ID and Secret?

Log in to the BestSign Developer Platform, navigate to the 'Application Management' or 'Credentials' section to find your unique Developer ID and RT Secret.

What is the 'account' identifier?

The account identifier is a unique string used to identify a user in the ShangQian system, typically a mobile phone number or an email address. It is required for registration and signing operations.

Does this server handle HMAC-SHA1 signatures?

Yes! The server automatically calculates the required HMAC-SHA1 signature using your RT Secret for every request, ensuring secure authorized communication with the ShangQian API.

One connection away

Give your agent a direct line to ShangQian / 上上签 (BestSign).

Connect ShangQian / 上上签 (BestSign) once. Keep it beside 6,100+ managed Connectors when the next task needs more.

Explore every Connector No credit card required · Free tier available