ShangQian / 上上签 (BestSign) MCP Server for Google ADK 8 tools — connect in under 2 minutes
Google Agent Development Kit (ADK) is Google's framework for building production AI agents. Add ShangQian / 上上签 (BestSign) as an MCP tool provider through Vinkius and your ADK agents can call every tool with full schema introspection.
ASK AI ABOUT THIS MCP SERVER
Vinkius supports streamable HTTP and SSE.
from google.adk.agents import Agent
from google.adk.tools.mcp_tool import McpToolset
from google.adk.tools.mcp_tool.mcp_session_manager import (
StreamableHTTPConnectionParams,
)
# Your Vinkius token. get it at cloud.vinkius.com
mcp_tools = McpToolset(
connection_params=StreamableHTTPConnectionParams(
url="https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp",
)
)
agent = Agent(
model="gemini-2.5-pro",
name="shangqian_bestsign_agent",
instruction=(
"You help users interact with ShangQian / 上上签 (BestSign) "
"using 8 available tools."
),
tools=[mcp_tools],
)
* Every MCP server runs on Vinkius-managed infrastructure inside AWS - a purpose-built runtime with per-request V8 isolates, Ed25519 signed audit chains, and sub-40ms cold starts optimized for native MCP execution. See our infrastructure
About ShangQian / 上上签 (BestSign) MCP Server
Empower your AI agent to orchestrate your digital document workflows and electronic signatures with ShangQian (BestSign / 上上签), the premier B2B digital signature platform in China. By connecting ShangQian to your agent, you transform complex contract lifecycle management, user identity verification (KYC), and signature orchestration into a natural conversation. Your agent can instantly register new personal or enterprise users, initialize contracts from pre-defined templates, retrieve detailed contract statuses, and even generate secure download links for executed documents without you ever needing to navigate the comprehensive BestSign Management Portal. Whether you are automating HR onboarding or coordinating high-volume commercial agreements, your agent acts as a real-time contract coordinator, providing accurate and fast results from a single, authorized source.
Google ADK natively supports ShangQian / 上上签 (BestSign) as an MCP tool provider. declare Vinkius Edge URL and the framework handles discovery, validation, and execution automatically. Combine 8 tools with Gemini's long-context reasoning for complex multi-tool workflows, with production-ready session management and evaluation built in.
What you can do
- User Orchestration — Register new users, verify digital certificates, and perform KYC identity checks.
- Contract Management — Create signature-ready contracts using templates and monitor real-time completion status.
- Template Automation — List and audit your library of contract templates and upload new document definitions.
- Execution Control — Trigger signature operations for authorized accounts and retrieve finalized PDF documents.
- Operational Monitoring — Verify API connectivity and monitor system health to ensure signature reliability.
The ShangQian / 上上签 (BestSign) MCP Server exposes 8 tools through the Vinkius. Connect it to Google ADK in under two minutes — no API keys to rotate, no infrastructure to provision, no vendor lock-in. Your configuration, your data, your control.
How to Connect ShangQian / 上上签 (BestSign) to Google ADK via MCP
Follow these steps to integrate the ShangQian / 上上签 (BestSign) MCP Server with Google ADK.
Install Google ADK
Run pip install google-adk
Replace the token
Replace [YOUR_TOKEN_HERE] with your Vinkius token
Create the agent
Save the code above and integrate into your ADK workflow
Explore tools
The agent will discover 8 tools from ShangQian / 上上签 (BestSign) via MCP
Why Use Google ADK with the ShangQian / 上上签 (BestSign) MCP Server
Google ADK provides unique advantages when paired with ShangQian / 上上签 (BestSign) through the Model Context Protocol.
Google ADK natively supports MCP tool servers. declare a tool provider and the framework handles discovery, validation, and execution
Built on Gemini models, ADK provides long-context reasoning ideal for complex multi-tool workflows with ShangQian / 上上签 (BestSign)
Production-ready features like session management, evaluation, and deployment come built-in. not bolted on
Seamless integration with Google Cloud services means you can combine ShangQian / 上上签 (BestSign) tools with BigQuery, Vertex AI, and Cloud Functions
ShangQian / 上上签 (BestSign) + Google ADK Use Cases
Practical scenarios where Google ADK combined with the ShangQian / 上上签 (BestSign) MCP Server delivers measurable value.
Enterprise data agents: ADK agents query ShangQian / 上上签 (BestSign) and cross-reference results with internal databases for comprehensive analysis
Multi-modal workflows: combine ShangQian / 上上签 (BestSign) tool responses with Gemini's vision and language capabilities in a single agent
Automated compliance checks: schedule ADK agents to query ShangQian / 上上签 (BestSign) regularly and flag policy violations or configuration drift
Internal tool platforms: build self-service agent platforms where teams connect their own MCP servers including ShangQian / 上上签 (BestSign)
ShangQian / 上上签 (BestSign) MCP Tools for Google ADK (8)
These 8 tools become available when you connect ShangQian / 上上签 (BestSign) to Google ADK via MCP:
create_shangqian_contract
Create signature contract
get_contract_details
Get contract metadata
get_contract_download
Get download URL
get_user_certificate
Get user certificate
register_shangqian_user
Register a new user
sign_contract_now
Sign contract
upload_shangqian_template
Upload new template
verify_identity_v2
Verify user identity
Example Prompts for ShangQian / 上上签 (BestSign) in Google ADK
Ready-to-use prompts you can give your Google ADK agent to start working with ShangQian / 上上签 (BestSign) immediately.
"List all contract templates in my ShangQian account."
"Register a new enterprise user 'Vinkius' with account 'vinkius@example.com'."
"What is the status of contract '88210934'?"
Troubleshooting ShangQian / 上上签 (BestSign) MCP Server with Google ADK
Common issues when connecting ShangQian / 上上签 (BestSign) to Google ADK through the Vinkius, and how to resolve them.
McpToolset not found
pip install --upgrade google-adkShangQian / 上上签 (BestSign) + Google ADK FAQ
Common questions about integrating ShangQian / 上上签 (BestSign) MCP Server with Google ADK.
How does Google ADK connect to MCP servers?
Can ADK agents use multiple MCP servers?
Which Gemini models work best with MCP tools?
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Connect ShangQian / 上上签 (BestSign) to Google ADK
Get your token, paste the configuration, and start using 8 tools in under 2 minutes. No API key management needed.