> ## Documentation Index
> Fetch the complete documentation index at: https://praison.ai/docs/llms.txt
> Use this file to discover all available pages before exploring further.

# Runtime Registry Protocol • AI Agent SDK

> RuntimeRegistryProtocol: Protocol for runtime registries.

# RuntimeRegistryProtocol

> Defined in the [**registry**](https://praison.ai/docs/sdk/reference/praisonaiagents/modules/registry.md) module.

AI Agent

Protocol for runtime registries.

Defines the interface for registering and resolving agent runtimes.
The actual implementation lives in the wrapper layer.

## Methods

> [card] [register()](https://praison.ai/docs/sdk/reference/praisonaiagents/functions/RuntimeRegistryProtocol-register.md)
>
> Register a runtime with the registry.

> [card] [unregister()](https://praison.ai/docs/sdk/reference/praisonaiagents/functions/RuntimeRegistryProtocol-unregister.md)
>
> Unregister a runtime from the registry.

> [card] [is\_registered()](https://praison.ai/docs/sdk/reference/praisonaiagents/functions/RuntimeRegistryProtocol-is_registered.md)
>
> Check if a runtime is registered.

> [card] [list\_runtimes()](https://praison.ai/docs/sdk/reference/praisonaiagents/functions/RuntimeRegistryProtocol-list_runtimes.md)
>
> List all registered runtimes.

> [card] [get\_entry()](https://praison.ai/docs/sdk/reference/praisonaiagents/functions/RuntimeRegistryProtocol-get_entry.md)
>
> Get registry entry for a runtime.

> [card] [resolve()](https://praison.ai/docs/sdk/reference/praisonaiagents/functions/RuntimeRegistryProtocol-resolve.md)
>
> Resolve a runtime by ID with optional configuration overrides.

> [card] [clear()](https://praison.ai/docs/sdk/reference/praisonaiagents/functions/RuntimeRegistryProtocol-clear.md)
>
> Clear all registered runtimes.

## Source

> [card] [View on GitHub](https://github.com/MervinPraison/PraisonAI/blob/main/src/praisonai-agents/praisonaiagents/runtime/registry.py#L39)
>
> `praisonaiagents/runtime/registry.py` at line 39


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