---
title: "Read Experiment Metric Definitions"
method: GET
path: "/admin/experiments/metric-definitions"
tags: ["admin", "experiments"]
---

# Read Experiment Metric Definitions

`GET /admin/experiments/metric-definitions`

## Request

- Base URL: `https://api-docs.upsmith.com` (the document declares no server; this is the origin it was published from)
- URL: `https://api-docs.upsmith.com/admin/experiments/metric-definitions`
- Auth: one of:
  - API key in header `x-api-key`
  - HTTP bearer

## Headers

- `organization-id` string, nullable
- `timezone` string
- `x-user-id` string, nullable
- `x-actor-email` string, nullable
- `x-request-source` string, nullable
- `x-operation-id` string, nullable
- `x-commit-message` string, nullable
- `x-confirmation-id` string, nullable
- `x-chat-id` string, nullable

## Response `200`

Successful Response

- ExperimentMetricDefinitionPublic[]
  - `key` string, required
  - `name` string, required
  - `description` string, required
  - `available` boolean, required
  - `unavailable_reason` string, nullable
  - `allowed_as_guardrail` boolean
  - `scope_types` string[], required

## Other responses

- `422`: Validation Error

---

[API](https://skmtc.dev/upsmith/apis/upsmith-api.md) - [All operations](https://skmtc.dev/upsmith/apis/upsmith-api/llms.txt) - [OpenAPI document](https://skmtc.dev/upsmith/apis/upsmith-api/revisions/86e2c2bd93af?raw)