---
title: "PDQ hash matching"
description: "PDQ hash matching as a MainSDK driver for moderate. Pick it in main.yaml; your calls stay the same."
section: "integrations"
canonical: "https://mainsdk.dev/docs/integrations/pdq"
updated: "2026-10-28"
---

# PDQ hash matching

> PDQ hash matching as a MainSDK driver for moderate. Pick it in main.yaml; your calls stay the same.

Canonical: https://mainsdk.dev/docs/integrations/pdq · Updated: 2026-10-28

PDQ hash matching as a MainSDK driver for moderate. Pick it in main.yaml; your calls stay the same.

## Interfaces it serves

### Moderation (`moderate`)

- Status: Building for 0.4 · ships as a experimental API
- Driver: `pdq` (PDQ hash matching (lists from your provider))
- Docs: https://mainsdk.dev/docs/interfaces/moderate.md

```yaml
moderate:
  driver: pdq
```

Swap to another provider: `builtin`, `ai-classify`, `photodna`.