> ## 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.
# Skill Loader • Rust AI Agent SDK
> SkillLoader: Loader for progressive skill loading.
# SkillLoader
> Defined in the [**skills**](../modules/skills) module.
Rust AI Agent SDK
Loader for progressive skill loading.
## Fields
| Name | Type | Description |
| ---------------- | ------------------- | ------------------------ |
| `skills` | `HashMap<String` | Loaded skills by name |
| `metadata_cache` | `HashMap<String` | Metadata cache (Level 1) |
## Methods
### `new`
```rust theme={"theme":{"light":"vitesse-light","dark":"vitesse-dark"}}
fn new() -> Self
```
Create a new loader.
### `load_metadata`
```rust theme={"theme":{"light":"vitesse-light","dark":"vitesse-dark"}}
fn load_metadata(&mut self, path: &Path) -> Result
```
Load skill metadata (Level 1 - lightweight).
**Parameters:**
| Name | Type |
| ------ | ------- |
| `path` | `&Path` |
### `load_full`
```rust theme={"theme":{"light":"vitesse-light","dark":"vitesse-dark"}}
fn load_full(&mut self, name: &str) -> Result<&SkillProperties, ParseError>
```
Load full skill (Level 2 - instructions).
**Parameters:**
| Name | Type |
| ------ | ------ |
| `name` | `&str` |
### `skill_count`
```rust theme={"theme":{"light":"vitesse-light","dark":"vitesse-dark"}}
fn skill_count(&self) -> usize
```
Get loaded skill count.
### `metadata_count`
```rust theme={"theme":{"light":"vitesse-light","dark":"vitesse-dark"}}
fn metadata_count(&self) -> usize
```
Get metadata count.
## Source
`praisonai/src/skills/mod.rs` at line 191
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