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pip install inviolet
Required Python version: 3.10+.

​
Wrap a client

import os
from inviolet import Gateway
from anthropic import Anthropic

inviolet = Gateway(api_key=os.environ["INVIOLET_API_KEY"])
anthropic = inviolet.wrap(Anthropic(api_key=os.environ["ANTHROPIC_API_KEY"]))

message = anthropic.messages.create(
    model="claude-sonnet-4-5",
    max_tokens=1024,
    messages=[{"role": "user", "content": "Look up customer 12345's recent orders."}],
)

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Verify intent tokens

from inviolet import verify_intent_token

claims = verify_intent_token(token)
if claims.purp.id != "customer_support_lookup":
    raise ValueError("wrong_purpose")
if "customer.email" not in claims.purp.elements:
    raise ValueError("element_not_approved")