# ONNX005: experimental-op

**Code:** `ONNX005`

**Name:** `experimental-op`

**Severity:** warning

**Category:** spec

**Target:** graph

**Fixable:** No

## Message

Node uses an experimental operator.

## Suggestion

Replace with a stable operator if available.

## Details

Experimental operators may change or be removed in future ONNX versions.
Avoid using them in production models.