CrewAI

pip install crewai mcp

from crewai import Agent, Task, Crew
from crewai.mcp import MCPServerHTTP

ovra_server = MCPServerHTTP(
    url="https://api.getovra.com/api/mcp",
    headers={"Authorization": "Bearer sk_sandbox_..."},
    streamable=True,
)

purchasing = Agent(
    role="Purchasing Agent",
    goal="Find and buy products under budget",
    backstory="Expert online shopper with payment authority",
    mcps=[ovra_server],
)

auditor = Agent(
    role="Compliance Auditor",
    goal="Verify every purchase complies with policy and is receipt-attached",
    backstory="Financial-controls specialist",
    mcps=[ovra_server],
)

purchase_task = Task(
    description="Buy a USB-C hub under EUR 30 on amazon.de",
    expected_output="Order confirmation with transaction ID",
    agent=purchasing,
)

audit_task = Task(
    description=(
        "Verify the purchase complies with policy and attach the receipt. "
        "Surface any policy advisories."
    ),
    expected_output="Compliance report with intent ID, transaction ID, and policy decision",
    agent=auditor,
)

crew = Crew(
    agents=[purchasing, auditor],
    tasks=[purchase_task, audit_task],
    verbose=True,
)

result = crew.kickoff()

Purchasing:
  ovra_intent { declare }
  ovra_pay    { checkout }   <- MPP-aware merchant
  ovra_intent { verify }

Auditor:
  ovra_transaction { get }
  ovra_policy      { get }
  ovra_receipt     { upload }   <- attaches PDF evidence
  ovra_outcome     { report }