---
title: Processing engine reference
description: >
    The InfluxDB 3 Processing engine is an embedded Python virtual machine that runs inside the InfluxDB database. It executes Python code in response to database events without requiring external application servers or middleware.
menu:
  influxdb3_enterprise:
    name: Processing engine
    parent: Reference
weight: 101
influxdb3/core/tags: [plugin, database, python]
source: /shared/influxdb3-processing-engine.md
---

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