---
title: "Get metrics"
method: GET
path: "/api/v1/functions/{function_id}/metrics"
tags: ["Functions"]
---

# Get metrics

`GET /api/v1/functions/{function_id}/metrics`

Invocations, latency percentiles and error rate (included free).

## Path parameters

- `function_id` string, required

## Query parameters

- `window` '1h' | '24h' | '7d'

## Response `200`

Metric series + summary numbers

- object
  - `success` boolean
  - `data` FunctionMetrics
    - `series` object[]
      - `name` 'invocations' | 'p50_ms' | 'p95_ms' | 'errors'
      - `points` object[]
        - `timestamp` string, date-time
        - `value` number
    - `invocations_total` integer
    - `error_rate_pct` number
    - `p50_ms` number
    - `p95_ms` number

## Other responses

- `401` — Authentication required

## Changes

- **2026-08-20** `efd3c11c5c92` — 1 info
  - endpoint added

[Change history](https://skmtc.dev/rafftechnologies/apis/raff-api/changes/api/v1/functions/:function_id/metrics/get.md)

---

[API](https://skmtc.dev/rafftechnologies/apis/raff-api.md) · [All operations](https://skmtc.dev/rafftechnologies/apis/raff-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/rafftechnologies/raff-api/revisions/2f4df56be77c/schema)