Contractor+ MCP Server for Pydantic AIGive Pydantic AI instant access to 12 tools to Create Client, Create Estimate, Get Account Info, and more
Pydantic AI brings type-safe agent development to Python with first-class MCP support. Connect Contractor+ through Vinkius and every tool is automatically validated against Pydantic schemas. catch errors at build time, not in production.
Ask AI about this App Connector for Pydantic AI
The Contractor+ app connector for Pydantic AI is a standout in the Erp Operations category — giving your AI agent 12 tools to work with, ready to go from day one.
Vinkius delivers Streamable HTTP and SSE to any MCP client
import asyncio
from pydantic_ai import Agent
from pydantic_ai.mcp import MCPServerHTTP
async def main():
# Your Vinkius token. get it at cloud.vinkius.com
server = MCPServerHTTP(url="https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp")
agent = Agent(
model="openai:gpt-4o",
mcp_servers=[server],
system_prompt=(
"You are an assistant with access to Contractor+ "
"(12 tools)."
),
)
result = await agent.run(
"What tools are available in Contractor+?"
)
print(result.data)
asyncio.run(main())
* 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 Contractor+ MCP Server
Connect your Contractor+ account to any AI agent and take full control of your field service management and business operations through natural conversation.
Pydantic AI validates every Contractor+ tool response against typed schemas, catching data inconsistencies at build time. Connect 12 tools through Vinkius and switch between OpenAI, Anthropic, or Gemini without changing your integration code. full type safety, structured output guarantees, and dependency injection for testable agents.
What you can do
- Client & Lead Orchestration — List and manage your entire CRM programmatically, including creating new leads and retrieving detailed historical profiles
- Estimate & Invoice Architecture — Programmatically generate professional quotes and invoices, monitoring payment statuses and project totals in real-time
- Field Operations Intelligence — Access active jobs and scheduled work orders for your crews to maintain high-fidelity coordination between office and field
- Property Management — Access detailed records of service properties and tenant data to ensure perfectly coordinated site visits
- Operational Monitoring — Check API health status, monitor active webhooks, and retrieve account-level metadata directly through your agent for instant reporting
The Contractor+ MCP Server exposes 12 tools through the Vinkius. Connect it to Pydantic AI in under two minutes — no API keys to rotate, no infrastructure to provision, no vendor lock-in. Your configuration, your data, your control.
All 12 Contractor+ tools available for Pydantic AI
When Pydantic AI connects to Contractor+ through Vinkius, your AI agent gets direct access to every tool listed below — spanning job-estimates, invoicing, contractor-management, and more. Every call is secured with network, filesystem, subprocess, and code evaluation entitlements inside a sandboxed runtime. Beyond a simple connection, you get a full AI Gateway with real-time visibility into agent activity, enterprise governance, and optimized token usage.
Create a new client or lead
Create a new estimate
Get account settings
Get client details
List all clients and leads
List project estimates
List billing invoices
List active jobs
List service properties
List incoming requests
List configured webhooks
List work orders
Connect Contractor+ to Pydantic AI via MCP
Follow these steps to wire Contractor+ into Pydantic AI. The entire setup takes under two minutes — your credentials stay safe behind the Vinkius.
Install Pydantic AI
pip install pydantic-aiReplace the token
[YOUR_TOKEN_HERE] with your Vinkius tokenRun the agent
agent.py and run: python agent.pyExplore tools
Why Use Pydantic AI with the Contractor+ MCP Server
Pydantic AI provides unique advantages when paired with Contractor+ through the Model Context Protocol.
Full type safety: every MCP tool response is validated against Pydantic models, catching data inconsistencies before they reach your application
Model-agnostic architecture. switch between OpenAI, Anthropic, or Gemini without changing your Contractor+ integration code
Structured output guarantee: Pydantic AI ensures tool results conform to defined schemas, eliminating runtime type errors
Dependency injection system cleanly separates your Contractor+ connection logic from agent behavior for testable, maintainable code
Contractor+ + Pydantic AI Use Cases
Practical scenarios where Pydantic AI combined with the Contractor+ MCP Server delivers measurable value.
Type-safe data pipelines: query Contractor+ with guaranteed response schemas, feeding validated data into downstream processing
API orchestration: chain multiple Contractor+ tool calls with Pydantic validation at each step to ensure data integrity end-to-end
Production monitoring: build validated alert agents that query Contractor+ and output structured, schema-compliant notifications
Testing and QA: use Pydantic AI's dependency injection to mock Contractor+ responses and write comprehensive agent tests
Example Prompts for Contractor+ in Pydantic AI
Ready-to-use prompts you can give your Pydantic AI agent to start working with Contractor+ immediately.
"List all active jobs and their current statuses in Contractor+."
"Create a new lead for 'John Doe' at 'john@example.com'."
"Show me the last 5 invoices and their payment status."
Troubleshooting Contractor+ MCP Server with Pydantic AI
Common issues when connecting Contractor+ to Pydantic AI through the Vinkius, and how to resolve them.
MCPServerHTTP not found
pip install --upgrade pydantic-aiContractor+ + Pydantic AI FAQ
Common questions about integrating Contractor+ MCP Server with Pydantic AI.
How does Pydantic AI discover MCP tools?
MCPServerHTTP instance with the server URL. Pydantic AI connects, discovers all tools, and generates typed Python interfaces automatically.