LlamaIndex Integration

CapFence wraps LlamaIndex tools with deterministic gate enforcement.

Installation

shellscript

pip install capfence

Wrapping a tool

python

from capfence.framework.llamaindex import CapFenceLlamaIndexTool

class QueryTool:
    name = "query_db"
    description = "Query the customer database"

    def call(self, query: str) -> dict:
        return {"rows": []}

safe_query = CapFenceLlamaIndexTool(
    tool=QueryTool(),
    agent_id="llama-agent",
    capability="database.read",
    policy_path="policies/db.yaml",
)

Calling the tool

python

safe_query.call({"query": "select 1"})