---
title: "Get Next Pair"
method: GET
path: "/api/v1/personal/collections/{collection_id}/next-pair"
tags: ["Personal Rankings"]
---

# Get Next Pair

`GET /api/v1/personal/collections/{collection_id}/next-pair`

## Request

- Base URL: `https://app.aimrank.io` (the document declares no server; this is the origin it was published from)
- URL: `https://app.aimrank.io/api/v1/personal/collections/{collection_id}/next-pair`
- Auth: none declared

Get the next pair of items to compare.

## Path parameters

- `collection_id` string, required

## Query parameters

- `strategy` 'smart' | 'random' | 'uncertainty' | 'similar'

## Response `200`

Successful Response

- PairResponse
  - `item_a` ItemResponse, required
    - `id` string, required
    - `collection_id` string, required
    - `name` string, required
    - `description` string, nullable, required
    - `image_url` string, nullable, required
    - `attributes` object, nullable, required
    - `rating` integer, required
    - `confidence` integer, required
    - `uncertainty_level` string, required
    - `match_count` integer, required
    - `win_count` integer, required
    - `loss_count` integer, required
    - `win_rate` number, required
    - `current_rank` integer, nullable, required
    - `created_at` string, date-time, required
  - `item_b` ItemResponse, required
    - `id` string, required
    - `collection_id` string, required
    - `name` string, required
    - `description` string, nullable, required
    - `image_url` string, nullable, required
    - `attributes` object, nullable, required
    - `rating` integer, required
    - `confidence` integer, required
    - `uncertainty_level` string, required
    - `match_count` integer, required
    - `win_count` integer, required
    - `loss_count` integer, required
    - `win_rate` number, required
    - `current_rank` integer, nullable, required
    - `created_at` string, date-time, required
  - `comparison_number` integer, required
  - `total_items` integer, required
  - `completion_percentage` number, required

## Other responses

- `422`: Validation Error

---

[API](https://skmtc.dev/aimrank/apis/aimrank-api.md) · [All operations](https://skmtc.dev/aimrank/apis/aimrank-api/llms.txt) · [OpenAPI document](https://skmtc.dev/aimrank/apis/aimrank-api/revisions/3574d0aff459?raw)