---
title: "GET /projects/{projectId}/iterations/{iterationId}/performance"
method: GET
path: "/projects/{projectId}/iterations/{iterationId}/performance"
---

# GET /projects/{projectId}/iterations/{iterationId}/performance

`GET /projects/{projectId}/iterations/{iterationId}/performance`

Get detailed performance information about an iteration.

## Path parameters

- `projectId` string, uuid, required
- `iterationId` string, uuid, required

## Query parameters

- `threshold` number, float
- `overlapThreshold` number, float

## Response `200`

OK

- IterationPerformance — Represents the detailed performance data for a trained iteration.
  - `perTagPerformance` TagPerformance[] — Gets the per-tag performance details for this iteration.
    - `id` string, uuid
    - `name` string
    - `precision` number, float — Gets the precision.
    - `precisionStdDeviation` number, float — Gets the standard deviation for the precision.
    - `recall` number, float — Gets the recall.
    - `recallStdDeviation` number, float — Gets the standard deviation for the recall.
    - `averagePrecision` number, float, nullable — Gets the average precision when applicable.
  - `precision` number, float — Gets the precision.
  - `precisionStdDeviation` number, float — Gets the standard deviation for the precision.
  - `recall` number, float — Gets the recall.
  - `recallStdDeviation` number, float — Gets the standard deviation for the recall.
  - `averagePrecision` number, float, nullable — Gets the average precision when applicable.

## Other responses

- `default` — Error response

---

[API](https://skmtc.net/azure/apis/custom-vision-training-client.md) · [All operations](https://skmtc.net/azure/apis/custom-vision-training-client/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/azure/custom-vision-training-client/versions/e873dad2a189/schema)