# shader.measure

> Talos next · Since next

Static cost, caps met (desktop, web, hd: uncalibrated), derived metadata (usesDerivatives, usesScreenInputs), what HD would downgrade, hd (passes, pipelines, ray-hit handling, codes), variants, pre-warm estimate.

ms per screen: null without a GPU timer.

| | |
|---|---|
| Title | Measure a shader |
| Mode | `disk` |
| Token cost | about 113 tokens (listed only when its toolset is enabled) |
| Toolset | `shaders` |

## Arguments

| Argument | Type | Required | Default | Allowed values | Description |
|---|---|---|---|---|---|
| `path` | `string` | yes |  |  | A `*.shader.wgsl` file, such as `shaders/glow.shader.wgsl`. |

## Example

An MCP `tools/call` with the required arguments (placeholders in angle brackets).

```json
{
  "name": "shader.measure",
  "arguments": {
    "path": "<path>"
  }
}
```