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thisisjofrank merged 2 commits into from
Feb 11, 2026
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Add docs on runtime memory limit #2903

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Add docs on runtime memory limit
lucacasonato Feb 10, 2026
e5ffb30
Merge branch 'main' into runtime_memory_limit
thisisjofrank Feb 11, 2026
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15 changes: 15 additions & 0 deletions deploy/reference/builds.md
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Expand Up @@ -112,10 +112,18 @@ repository if you're using a recognized framework or common build setup.
application
- **Runtime working directory** (optional): The working directory for the
application at runtime
- **Runtime memory limit** (optional): The maximum amount of memory the
application can use at runtime. Defaults to 768 MB, can be increased to 4
GB on the Pro plan.
- **Static**: For static websites serving pre-rendered content
- **Directory**: Folder containing static assets (e.g., `dist`, `.output`)
- **Single page app mode** (optional): Serves `index.html` for paths that
don't match static files instead of returning 404 errors
- **Automatic**: When using a framework preset, the runtime configuration is
set automatically.
- **Runtime memory limit** (optional): The maximum amount of memory the
application can use at runtime. Defaults to 768 MB, can be increased to 4
GB on the Pro plan.

- **Build timeout**: Maximum time allowed for the build process. Defaults to 5
minutes, can be increased to 15 minutes on the Pro plan.
Expand Down Expand Up @@ -152,12 +160,19 @@ the entire configuration will be sourced from the file instead of the dashboard
application.
- `deploy.runtime.cwd` (optional): The working directory for the application
at runtime.
- `deploy.runtime.memory_limit` (optional): The maximum amount of memory the
application can use at runtime. Defaults to 768 MB, can be increased to 4
GB on the Pro plan.
- For static apps:
- `deploy.runtime.type`: Must be set to `"static"`.
- `deploy.runtime.cwd`: Folder containing static assets (e.g., `dist`,
`.output`).
- `deploy.runtime.spa` (optional): If `true`, serves `index.html` for paths
that don't match static files instead of returning 404 errors.
- For apps using a framework preset:
- `deploy.runtime.memory_limit` (optional): The maximum amount of memory the
application can use at runtime. Defaults to 768 MB, can be increased to 4
GB on the Pro plan.

#### Examples

Expand Down