# apr parity
GPU/CPU parity check (PMAT-232: genchi genbutsu — see where GPU diverges)
**Category**: Quality & Evaluation
## Synopsis
```text
apr parity [OPTIONS]
```
## Example
```bash
apr parity model.gguf --backends cpu,gpu
```
## Full help
Run `apr parity --help` for the complete option list.
## See also
- Source: [`crates/apr-cli/src/commands/parity.rs`](https://github.com/paiml/aprender/blob/main/crates/apr-cli/src/commands/parity.rs)
- Contract: [`contracts/apr-page-cli-parity-v1.yaml`](https://github.com/paiml/aprender/blob/main/contracts/apr-page-cli-parity-v1.yaml)