---
title: stack kb apm-agent-configuration create-update-agent-configuration cli command
description: Create or update agent configuration Behaviour flags: --dry-run — validate all inputs and exit without performing any action 
url: https://www.elastic.co/elastic/docs-builder/docs/4120/reference/elastic-cli/cli/stack/kb/apm-agent-configuration/create-update-agent-configuration
applies_to:
  - Elastic Cloud Serverless: Preview
  - Elastic Stack: Preview
---

# stack kb apm-agent-configuration create-update-agent-configuration cli command
<cli-modifiers>
</cli-modifiers>

```bash
elastic stack kb apm-agent-configuration create-update-agent-configuration \
  --service <service> \
  --settings <settings> \
  [options]
```

Create or update agent configuration
**Behaviour flags:**
`--dry-run` — validate all inputs and exit without performing any action

## Options

<definitions>
  <definition term="--service string required">
  </definition>
  <definition term="--settings string required">
  </definition>
  <definition term="--overwrite">
    If the config exists ?overwrite=true is required
  </definition>
  <definition term="--agent-name string">
    The agent name is used by the UI to determine which settings to display.
  </definition>
  <definition term="--input-file string">
    path to a JSON file to use as command input
  </definition>
  <definition term="--dry-run">
    validate all inputs and exit without performing any action (preview changes without applying them)
  </definition>
</definitions>


## Global Options

<definitions>
  <definition term="--json">
    output as JSON
  </definition>
</definitions>