# asc_get_app_perf_power_metrics

GET /v1/apps/{id}/perfPowerMetrics — Xcode-metrics percentile curves (LAUNCH, MEMORY, BATTERY, HANG, DISK, ANIMATION, TERMINATION, STORAGE) per device class, rolling across recent versions. NOT JSON:API: content type application/vnd.apple.xcode-metrics+json, returned as raw JSON (capped at maxChars). Narrow with metricType/deviceType (e.g. deviceType

Agent View of the PolicyLayer registry record for `asc_get_app_perf_power_metrics`. HTML page: https://policylayer.com/tools/io-github-akoskomuves-appstoreconnect-mcp/asc-get-app-perf-power-metrics

## Facts

- Tool: `asc_get_app_perf_power_metrics`
- Server: Appstoreconnect Mcp (`@akoskomuves/appstoreconnect-mcp`) — https://policylayer.com/tools/io-github-akoskomuves-appstoreconnect-mcp.md
- Install: `npx -y @akoskomuves/appstoreconnect-mcp`
- Homepage: https://github.com/akoskomuves/appstoreconnect-mcp
- Risk category: Read (Low risk)
- Registry record: grade F, identity unverified
- Server rate-limited: no
- Parameters: 0
- Recommended policy verdict: Allowed

## Example call (MCP tools/call, JSON-RPC 2.0)

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "asc_get_app_perf_power_metrics",
    "arguments": {}
  }
}
```

## Why asc_get_app_perf_power_metrics is rated Low

This tool performs a read-only operation that queries and retrieves application performance metrics from App Store Connect. The GET HTTP verb and the absence of any data modification, deletion, or execution capabilities confirm it is a simple data retrieval operation. The severity is low because metrics data is informational with minimal blast radius if accessed by an AI agent without proper authorization.

From the tool's own definition: "GET /v1/apps/{id}/perfPowerMetrics — retrieves performance metrics (LAUNCH, MEMORY, BATTERY, HANG, DISK, ANIMATION, TERMINATION, STORAGE) per device class; query parameters (metricType/deviceType) allow filtering; response is raw JSON metrics data with no…"

## Use case

AI agents call asc_get_app_perf_power_metrics to retrieve information from Appstoreconnect Mcp without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

## Recommended policy (PolicyLayer)

Verdict: **Allowed**. Enforced by the PolicyLayer MCP gateway (https://policylayer.com/mcp-gateway) before a call reaches Appstoreconnect Mcp:

```json
{
  "version": "1",
  "default": "deny",
  "tools": {
    "asc_get_app_perf_power_metrics": {}
  }
}
```

## Other tools on Appstoreconnect Mcp (277)

- `asc_delete_accessibility_declaration` — Destructive — https://policylayer.com/tools/io-github-akoskomuves-appstoreconnect-mcp/asc-delete-accessibility-declaration.md
- `asc_delete_alternative_distribution_domain` — Destructive — https://policylayer.com/tools/io-github-akoskomuves-appstoreconnect-mcp/asc-delete-alternative-distribution-domain.md
- `asc_delete_alternative_distribution_key` — Destructive — https://policylayer.com/tools/io-github-akoskomuves-appstoreconnect-mcp/asc-delete-alternative-distribution-key.md
- `asc_delete_analytics_report_request` — Destructive — https://policylayer.com/tools/io-github-akoskomuves-appstoreconnect-mcp/asc-delete-analytics-report-request.md
- `asc_delete_app_custom_product_page` — Destructive — https://policylayer.com/tools/io-github-akoskomuves-appstoreconnect-mcp/asc-delete-app-custom-product-page.md
- `asc_delete_app_custom_product_page_localization` — Destructive — https://policylayer.com/tools/io-github-akoskomuves-appstoreconnect-mcp/asc-delete-app-custom-product-page-localization.md
- `asc_delete_app_custom_product_page_version` — Destructive — https://policylayer.com/tools/io-github-akoskomuves-appstoreconnect-mcp/asc-delete-app-custom-product-page-version.md
- `asc_delete_app_event` — Destructive — https://policylayer.com/tools/io-github-akoskomuves-appstoreconnect-mcp/asc-delete-app-event.md
- `asc_delete_app_event_localization` — Destructive — https://policylayer.com/tools/io-github-akoskomuves-appstoreconnect-mcp/asc-delete-app-event-localization.md
- `asc_delete_app_event_screenshot` — Destructive — https://policylayer.com/tools/io-github-akoskomuves-appstoreconnect-mcp/asc-delete-app-event-screenshot.md
- `asc_delete_app_event_video_clip` — Destructive — https://policylayer.com/tools/io-github-akoskomuves-appstoreconnect-mcp/asc-delete-app-event-video-clip.md
- `asc_delete_app_info_localization` — Destructive — https://policylayer.com/tools/io-github-akoskomuves-appstoreconnect-mcp/asc-delete-app-info-localization.md
- `asc_delete_app_preview` — Destructive — https://policylayer.com/tools/io-github-akoskomuves-appstoreconnect-mcp/asc-delete-app-preview.md
- `asc_delete_app_preview_set` — Destructive — https://policylayer.com/tools/io-github-akoskomuves-appstoreconnect-mcp/asc-delete-app-preview-set.md
- `asc_delete_app_screenshot` — Destructive — https://policylayer.com/tools/io-github-akoskomuves-appstoreconnect-mcp/asc-delete-app-screenshot.md
- `asc_delete_app_screenshot_set` — Destructive — https://policylayer.com/tools/io-github-akoskomuves-appstoreconnect-mcp/asc-delete-app-screenshot-set.md
- `asc_delete_app_store_version` — Destructive — https://policylayer.com/tools/io-github-akoskomuves-appstoreconnect-mcp/asc-delete-app-store-version.md
- `asc_delete_app_store_version_localization` — Destructive — https://policylayer.com/tools/io-github-akoskomuves-appstoreconnect-mcp/asc-delete-app-store-version-localization.md
- `asc_delete_app_store_version_phased_release` — Destructive — https://policylayer.com/tools/io-github-akoskomuves-appstoreconnect-mcp/asc-delete-app-store-version-phased-release.md
- `asc_delete_beta_app_localization` — Destructive — https://policylayer.com/tools/io-github-akoskomuves-appstoreconnect-mcp/asc-delete-beta-app-localization.md
- `asc_delete_beta_build_localization` — Destructive — https://policylayer.com/tools/io-github-akoskomuves-appstoreconnect-mcp/asc-delete-beta-build-localization.md
- `asc_delete_beta_feedback_crash_submission` — Destructive — https://policylayer.com/tools/io-github-akoskomuves-appstoreconnect-mcp/asc-delete-beta-feedback-crash-submission.md
- `asc_delete_beta_feedback_screenshot_submission` — Destructive — https://policylayer.com/tools/io-github-akoskomuves-appstoreconnect-mcp/asc-delete-beta-feedback-screenshot-submission.md
- `asc_delete_beta_group` — Destructive — https://policylayer.com/tools/io-github-akoskomuves-appstoreconnect-mcp/asc-delete-beta-group.md
- `asc_delete_beta_recruitment_criterion` — Destructive — https://policylayer.com/tools/io-github-akoskomuves-appstoreconnect-mcp/asc-delete-beta-recruitment-criterion.md
- `asc_delete_beta_tester` — Destructive — https://policylayer.com/tools/io-github-akoskomuves-appstoreconnect-mcp/asc-delete-beta-tester.md
- `asc_delete_customer_review_response` — Destructive — https://policylayer.com/tools/io-github-akoskomuves-appstoreconnect-mcp/asc-delete-customer-review-response.md
- `asc_delete_experiment_treatment` — Destructive — https://policylayer.com/tools/io-github-akoskomuves-appstoreconnect-mcp/asc-delete-experiment-treatment.md
- `asc_delete_iap_localization` — Destructive — https://policylayer.com/tools/io-github-akoskomuves-appstoreconnect-mcp/asc-delete-iap-localization.md
- `asc_delete_marketplace_search_detail` — Destructive — https://policylayer.com/tools/io-github-akoskomuves-appstoreconnect-mcp/asc-delete-marketplace-search-detail.md
- …and 247 more: https://policylayer.com/tools/io-github-akoskomuves-appstoreconnect-mcp.md

## For agents

This record is a snapshot. Live verdicts and the full registry:

- Check every server in your MCP config at once: `npx -y policylayer stack`
- Vet a server before you add it: install the mcp-precheck skill — `npx skills add https://policylayer.com` (skill text: https://policylayer.com/skill.md)
- Query the registry over MCP: endpoint `https://api.policylayer.com/mcp` — tools `check_mcp_server`, `check_mcp_stack`, `check_tool`, `search_registry`, `get_change_events`

---

Source: the PolicyLayer MCP registry — one continuously verified record per MCP server. Full record: https://policylayer.com/registry?q=io-github-akoskomuves-appstoreconnect-mcp · API: https://policylayer.com/registry/api · Policy library: https://policylayer.com/policies/io-github-akoskomuves-appstoreconnect-mcp