---
title: "Get Assignment Metrics"
method: GET
path: "/v1/analytics/taxonomies/{taxonomy_id}/assignments"
tags: ["Analytics", "Analytics - Taxonomies"]
---

# Get Assignment Metrics

`GET /v1/analytics/taxonomies/{taxonomy_id}/assignments`

## Request

- Base URL: `https://api.mixpeek.com`
- URL: `https://api.mixpeek.com/v1/analytics/taxonomies/{taxonomy_id}/assignments`
- Auth: HTTP bearer and API key in header `X-Namespace`

Get taxonomy assignment metrics over time.

Tracks assignment counts including:
- Assignment volume over time
- Average confidence scores
- Unique labels assigned

**Use Cases:**
- Monitor taxonomy usage
- Track assignment trends
- Identify popular labels

## Path parameters

- `taxonomy_id` string, required

## Query parameters

- `start_date` string, date-time, nullable
- `end_date` string, date-time, nullable
- `group_by` string

## Response `200`

Successful Response

- AssignmentMetricsResponse: Taxonomy assignment metrics response.
  - `taxonomy_id` string, required
  - `time_range` ApiAnalyticsTaxonomiesModelsTimeRange, required: Time range for analytics queries.
    - `start` string, date-time, required
    - `end` string, date-time, required
  - `metrics` AssignmentMetric[], required
    - `time_bucket` string, date-time, required
    - `assignment_count` integer, required
    - `avg_confidence` number, required
    - `unique_labels` integer, required
  - `summary` object

## Other responses

- `400`: Bad Request
- `401`: Unauthorized
- `403`: Forbidden
- `404`: Not Found
- `422`: Unprocessable Entity
- `429`: Too Many Requests
- `500`: Internal Server Error
- `503`: Service Unavailable

## Changes

- **2026-10-09** `61a175e8eb9a`: 1 warning, 5 info
  - removed the optional property `detail` from the response with the `422` status
  - added the non-success response with the status `429`
  - added the non-success response with the status `503`
  - added the optional property `success` to the response with the `422` status
  - …2 more
- **2026-08-09** `5d4c905106b4`: 1 info
  - the endpoint scheme security `BearerAuth AND NamespaceHeader` was added to the API

[Operation history](https://skmtc.dev/mixpeek/apis/mixpeek-api/changes/v1/analytics/taxonomies/:taxonomy_id/assignments/get.md)

---

[API](https://skmtc.dev/mixpeek/apis/mixpeek-api.md) - [All operations](https://skmtc.dev/mixpeek/apis/mixpeek-api/llms.txt) - [OpenAPI document](https://skmtc.dev/mixpeek/apis/mixpeek-api/revisions/790bc16455f6?raw)