---
title: "The kv store with an in-process tier"
description: "The kv store with an in-process tier as a MainSDK driver for cache. Pick it in main.yaml; your calls stay the same."
section: "integrations"
canonical: "https://mainsdk.dev/docs/integrations/kv"
updated: "2026-10-28"
---

# The kv store with an in-process tier

> The kv store with an in-process tier as a MainSDK driver for cache. Pick it in main.yaml; your calls stay the same.

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

The kv store with an in-process tier as a MainSDK driver for cache. Pick it in main.yaml; your calls stay the same.

## Interfaces it serves

### Cache (`cache`)

- Status: Building for 0.4 · ships as a beta API
- Driver: `kv` (The kv store with an in-process tier, default)
- Docs: https://mainsdk.dev/docs/interfaces/cache.md

```yaml
cache:
  driver: kv
```

Swap to another provider: `local`.